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I. Phonetic: Find the word with the diffirent stress parten.

1. A. engineer B.volunteer C.mountaineer D.reindeer

2. A. tropical B.natural C.terrible D.destructive

3. A.nationality B.mobility C.equality D.majority

4. A.transitive B.effective C.positive D.sensitive

5. A.unpopular B.unorganized C.unfortunate D.unambitious

II. Circle the best answer:

1. ……. pollution happens when human activities destroy the Earth’s surface.

A.Thermal B.Visual C.Noise D.Soil

2. Too much use of ………….. lights in cities may cause light pollution.

A.traffic B.aquatic C.sign D.electric

3. Aquatic plants may aslo die …………… the polluted water.

A.because B.because of C.since D.though

4. If the karaoke bar didn’t make so much noise almost every night, the ………. wouldn’t complain to its owner.

A.neighborhoods B.visitors C.residents D.guests

5. In 1893, ….. became the first country in the world to give all women the right to vote.

A.Canada B.New Zealand C.America D.Singapore

6. The name “Australia” comes from the Latin word “australis”, meaning ………

A.northern B.southern C.eastern D.western

7. The world’s largest reef system, the Great Barrier Reef, is found off the north-eastern coast of ………

A.Canada B.America C.New ZealandD.Australia

8. A number of other provinces will declare drought ……… in the coming weeks.

A.accident B.emergency C.event D.situation

9. The Pacific Ring of Fire is an area of frequent ……….. and volcanic …….., encircling the basin of the Pacific Ocean.

A.floods/eruption B.earthquake/flood C.earthquakes/eruptions

10. Skype is a voice ………. allowing users to talk to others across the world.

A.hardware B.software application C.Internet access

11. Luckily, there are many communication techniques to help overcome ………

A.foreign languages B.cultural shocks C.language barriers

12. Seven of ten people prefer face-to-face …………when having a date.

A.code B.sign C.language D.contact

13. How many times have I told you …………. footbal in the street?

A.not to play B.do not play C.not playing D.will not play

14. She is looking forward ………. her grandparents again soon.

A.see B.to see C.seeing to seeing D.to seeing

15. Recent ………. developments have made robots more user-friendly and intelligent

A.science B.scientist C.scientific D.scientifically

16. Terrorists are using modern technology …….. their destructive work.

A.about B.at C.for D.with

17. Titan, one of Saturn’s ………., has a thick atmosphere.

A.satellite B.spaceships C.moons D.comets

2
21 tháng 1 2018

I.1.A 2.D 3.A 4.B 5.D

II. 1.D 2.D 3.B 4.C 5.C 6.B 7.D 8.B 9.C 10.B 11.C 12.D 13.A 14.D 15.C 16.C 17.A

21 tháng 1 2018

I. Phonetic: Find the word with the diffirent stress parten.

1. A. engi'neer B.volun'teer C.mountain'eer D.'reindeer

2. A. 'tropical B.'natural C.'terrible D.de'structive

3. A.natio'nality B.mo'bility C.e'quality D.ma'jority

4. A.'transitive B.e'ffective C.'positive D.'sensitive

5. A.un'popular B.un'organized C.un'fortunate D.unam'bitious

(ở mỗi câu mình đã đánh trọng âm để bn đỡ thắc mắc :))

II. Circle the best answer:

1. ……. pollution happens when human activities destroy the Earth’s surface.

A.Thermal B.Visual C.Noise D.Soil

2. Too much use of ………….. lights in cities may cause light pollution.

A.traffic B.aquatic C.sign D.electric

3. Aquatic plants may aslo die …………… the polluted water.

A.because B.because of C.since D.though

4. If the karaoke bar didn’t make so much noise almost every night, the ………. wouldn’t complain to its owner.

A.neighborhoods B.visitors C.residents D.guests

5. In 1893, ….. became the first country in the world to give all women the right to vote.

A.Canada B.New Zealand C.America D.Singapore

6. The name “Australia” comes from the Latin word “australis”, meaning ………

A.northern B.southern C.eastern D.western

7. The world’s largest reef system, the Great Barrier Reef, is found off the north-eastern coast of ………

A.Canada B.America C.New ZealandD.Australia

8. A number of other provinces will declare drought ……… in the coming weeks.

A.accident B.emergency C.event D.situation

9. The Pacific Ring of Fire is an area of frequent ……….. and volcanic …….., encircling the basin of the Pacific Ocean.

A.floods/eruption B.earthquake/flood C.earthquakes/eruptions

10. Skype is a voice ………. allowing users to talk to others across the world.

A.hardware B.software application C.Internet access

11. Luckily, there are many communication techniques to help overcome ………

A.foreign languages B.cultural shocks C.language barriers

12. Seven of ten people prefer face-to-face …………when having a date.

A.code B.sign C.language D.contact

13. How many times have I told you …………. footbal in the street?

A.not to play B.do not play C.not playing D.will not play

14. She is looking forward ………. her grandparents again soon.

A.see B.to see C.seeing to seeing D.to seeing

15. Recent ………. developments have made robots more user-friendly and intelligent

A.science B.scientist C.scientific D.scientifically

16. Terrorists are using modern technology …….. their destructive work.

A.about B.at C.for D.with

17. Titan, one of Saturn’s ………., has a thick atmosphere.

A.satellite B.spaceships C.moons D.comets

5 tháng 1 2018

Hoàn thành câu với dạng đúng của từ trong ngoặc:

1.Many fish in the lake near my house have died because of the polluted water. (pollute)

2.My friend and I are going to give a presentation about our environmental problems. (environment)

3.Too much use of electric lights in cities may cause light pollution. (electricity)

4.Nowadays, people use too much herbicide so many animals don't have enough food and they become sick . (sickness)

5. Oil spills from ships in oceans and rivers lead to the death of many aquatic animals and plants. (die)

I. Choose the best answer A, B, C or D to complete each sentence 1. What is the main_______of visual pollution? - Because there are too many advertising billboards. A. effect B. affect C. result D. cause 2. Households________waste into the river so it is polluted. A. damage B. lead C. lose D. dump 3. If the factory ________ dumping poison into the lake, all the fish and other aquatic animals will die. A. continues B. to continue C. continued D. will continue 4. Water pollution is the...
Đọc tiếp

I. Choose the best answer A, B, C or D to complete each sentence

1. What is the main_______of visual pollution? - Because there are too many advertising billboards.

A. effect B. affect C. result D. cause

2. Households________waste into the river so it is polluted.

A. damage B. lead C. lose D. dump

3. If the factory ________ dumping poison into the lake, all the fish and other aquatic animals will die.

A. continues B. to continue C. continued D. will continue

4. Water pollution is the ________________ in the lake has made the fish die.

A. contaminating B. contaminate C. contaminated D. contamination

5. If I were you, I ______________ that car .

A. would buy B. buy C. bought D. buying

6. If the factorycontinues dumping poison _______ the lake, all the fish and other aquatic animals will die.

A. into B. to C. about D. in

II. Word form

7. The polluted water results in the _________of many aquatic animals DIE

8. If we use water __________________ . more people will have fresh water. CARE

9. Are all types of pollution ____________________ to the health of humans and animals? HARM

10. The music club made so much noise that the_________________ complained to its owner. RESIDE

III. Rewrite the sentences below without changing their original meaning

11. Leaves are damaged. The tree cannot get enough food energy to stay healthy. (because)

.......................................................................................................................

12. Light pollution happens. There is a change in animals’ living patterns. (If)

.......................................................................................................................

13. Factories release fumes. The air breathe gets polluted. (due to)

…………………………………………………………………………………………………

3
8 tháng 2 2019

I.

1.D

2.D

3.A

4.D

5.A

6.A

10 tháng 2 2019

I.

1.D.

2.D.

3.A.

4.D.

5.A.

6.A.

II.

7. The polluted water results in the death of many aquatic animals DIE

8. If we use water more careful, more people will have fresh water. CARE

9. Are all types of pollution harmful to the health of humans and animals? HARM

10. The music club made so much noise that the residents complained to its owner. RESIDE

III. Rewrite the sentences below without changing their original meaning

11. Leaves are damaged. The tree cannot get enough food energy to stay healthy. (because)

Because the leaves are damaged, the tree cannot get enough food energy to stay healthy.

12. Light pollution happens. There is a change in animals’ living patterns. (If)

If the light pollution happens, there is a change in animals’ living patterns.

13. Factories release fumes. The air breathe gets polluted. (due to)

Due to the factories release fumes. The air breathe gets polluted.

Find each blank with a word/phrase in the box -Substance light pollution Earth's surface water -dumping -temperature -poison -waste -acid -surprised poisonous -air pollution 1,if this factory continues....... into the lake ,all the fish anh other aquatic animals will die 2,I think there is....... around here because all trees and plants turn yellow and dry 3,when thermal pollution happens,the........in rivers,lakes and oceans changes 4,soil...
Đọc tiếp

Find each blank with a word/phrase in the box

-Substance light pollution Earth's surface water

-dumping -temperature

-poison -waste -acid

-surprised poisonous

-air pollution

1,if this factory continues....... into the lake ,all the fish anh other aquatic animals will die

2,I think there is....... around here because all trees and plants turn yellow and dry

3,when thermal pollution happens,the........in rivers,lakes and oceans changes

4,soil pollution happens when people destroy the........

5,poison is a......that can make people or animals ill or kill them if they eat or drink it

6,they are all........ to see that all the fish they grow on their farm are dead

7,you can see stars at night on the countryside because there isn't any........ there

8,many households around the West lake dump......into it so the water is polluted

9,the vegetable price is increasing because the....... rain has caused damage to almost vegetable in this area

10,the.......chemical waste in this factory is dumped into the river so its water now becomes almost black

1
7 tháng 3 2020

Find each blank with a word/phrase in the box

-Substance light pollution Earth's surface water

-dumping -temperature

-poison -waste -acid

-surprised poisonous

-air pollution

1,if this factory continues...poison .... into the lake ,all the fish anh other aquatic animals will die

2,I think there is..air pollution..... around here because all trees and plants turn yellow and dry

3,when thermal pollution happens,the...water temperature.....in rivers,lakes and oceans changes

4,soil pollution happens when people destroy the...Earth’s surface.....

5,poison is a...substance...that can make people or animals ill or kill them if they eat or drink it

6,they are all...surprised..... to see that all the fish they grow on their farm are dead

7,you can see stars at night on the countryside because there isn't any....light pollution.... there

8,many households around the West lake dump..waste....into it so the water is polluted

9,the vegetable price is increasing because the....acid... rain has caused damage to almost vegetable in this area

10,the...poisonous....chemical waste in this factory is dumped into the river so its water now becomes almost black

IV. (8Q9.13) Find mistake in each sentence and correct it. 1. What do you do if you won the first prize of the lottery? 2. Would people be able to fly if they have feathers instead of hair? 3. John now wishes he hasn’t broken his encouragement with Marian. 4. I would do it if I could, but I can’t so I wouldn’t even try. 5. If a drop of oil is placed in a glass of water, it would float on the surface. 6. If Peter had been more careful, he wouldn’t break the camera I lent him. 7. David...
Đọc tiếp
IV. (8Q9.13) Find mistake in each sentence and correct it. 1. What do you do if you won the first prize of the lottery? 2. Would people be able to fly if they have feathers instead of hair? 3. John now wishes he hasn’t broken his encouragement with Marian. 4. I would do it if I could, but I can’t so I wouldn’t even try. 5. If a drop of oil is placed in a glass of water, it would float on the surface. 6. If Peter had been more careful, he wouldn’t break the camera I lent him. 7. David wouldn’t have made such a lot of mistakes if he hasn’t been so tired. 8. How nice it would be for our parents if we could build the house. 9. He wouldn’t have able to pass the test if his English hadn’t been good enough. 10. If only we knew all this information about the market many weeks ago. V. (A8Q11.12) Choose the correct word to complete the sentences. 1. Don’t use ______ chemicals. They are harmful to our health. (to poison/ poison/ poisonous) 2. Water pollution has ______ the river. Nobody swim here. (contaminate/ contaminated/ contamination) 3. Water pollution causes the ______ of a lot of fish. (death/ to die/ dead) 4. Water pollution causes a lot of fish to______. (death/ die/ dead) 5. The acid rain has caused great (death/ to die/ dead) to the environment. (to damage/ damaged/ damage) 6. The polluted air ______ our health badly. (to damage/ damages/ damage) 7. The serious ______ has left the river with very few fish. (contaminate/ contaminated/ contamination) VI. (A8Q11.13) Give the correct form of the words given to complete the sentences. 1. Are all type of pollution ________ to the health of humans and animals? HARM 2. The __________ are concerned about the oil spills in East Sea. ENVIRONMENT 3. Dumping ____________ waste into the lakes and rivers has caused serious water pollution. INDUSTRY 4. Many people in this area have cholera because they drink ________ water. TREAT 5. Examples of primary __________ are exhaust fume from cars, ash from volcanic eruption. POLLUTION 6. If we use water ____________ more people will have fresh water. CARE 7. The polluted water results in the _____________ of many aquatic animals and plants. DIE 8. Too much carbon dioxide in the atmosphere causes global _________. WARM 9. The reduction in air pollution was ____________ last year. DRAMA 10. The road in front of my office is always _________ when it rains heavily. FLOOD VII. (A8Q11.30) Complete the second sentence so that it has a similar meaning to the first. 1. Climbing without a safety rope is forbidden. -> You aren’t..................................................................................................................................... 2. Mary hasn’t got a satellite TV, so he can’t watch the game. -> If .................................................................................................................................................. 3. Walking home alone is not a good idea. -> You ............................................................................................................................................... 4. Throw a stone into water and it sinks. -> If .................................................................................................................................................. 5. You can’t travel on this train, if you don’t have a reservation. Unless........................................................................................................................................... 6. “If I were you, I would take the job”, said Sue. -> Sue ................................................................................................................................................ 7. The exam question was so easy that we all got it right. -> It was ............................................................................................................................................ 8. Although he wasn’t experienced, he got the job. -> Despite.......................................................................................................................................... 9. Since you haven’t finished your homework, you can’t come with them. -> If ...................................................................................................................................................
0
19 tháng 2 2019

1.

→ If there weren’t so many billboards in our city, people could enjoy the view.

2.

→ If there wasn’t so much light in the city at night, we could see the stars clearly / If there weren’t so much light in the city at night, we could see the stars clearly.

3.

→ If we didn’t turn on the heater all the time, we wouldn’t have to pay three million dong for electricity a month.

4.

→ If the karaoke bar didn’t make so much noise almost every night, the residents wouldn’t complain to its owner. 5. → She wouldn't have a headache after work every day if she didn't work in a noisy office.
3 tháng 3 2019

1. If there weren’t so many billboards in our city, people could enjoy the view.

2. If there wasn’t so much light in the city at night, we could see the stars clearly / If there weren’t so much light in the city at night, we could see the stars clearly.

3.If we didn’t turn on the heater all the time, we wouldn’t have to pay three million dong for electricity a month.

4. If the karaoke bar didn’t make so much noise almost every night, the residents wouldn’t complain to its owner.

5.She wouldn't have a headache after work every day if she didn't work in a noisy office.

I. Combine sentence with ' if ' 1. We won't hold the festival. It costs too much money ( IF ) If................................................................................................. 2. People throw rubbish in the street doesn't look attractive If................................................................................................... 3. There are so many billboards in our city. People can not enjoy the...
Đọc tiếp

I. Combine sentence with ' if '

1. We won't hold the festival. It costs too much money ( IF )

If.................................................................................................

2. People throw rubbish in the street doesn't look attractive

If...................................................................................................

3. There are so many billboards in our city. People can not enjoy the view

If.........................................................................................................................

4. There is so much light in the city at night. We can not see the stars clearly

If............................................................................................................................

5. The karaoke bar makes so much noise almost every night. The residents complain to its owner

If...........................................................................................................................................................

6. She has a headache after work every day. She works in a noisy office

If.......................................................................................................................

2
11 tháng 5 2019

I. Combine sentence with ' if '

1. We won't hold the festival. It costs too much money ( IF )

If the festival didn't cost too much money, we would hold it.

2. People throw rubbish in the street doesn't look attractive

If people didn't throw rubbish in the street, it would look attractive.

3. There are so many billboards in our city. People can not enjoy the view

If there were not so many billboards in our city, people could enjoy the view.

4. There is so much light in the city at night. We can not see the stars clearly

If there were not so much light in the city at night, we could see the stars clearly.

5. The karaoke bar makes so much noise almost every night. The residents complain to its owner

If the karaoke bar didn't make so much noise almost every night, the residents wouldn't complain to its owner.

6. She has a headache after work every day. She works in a noisy office

If she didn't work in a noisy office, she wouldn't have a headache after work every day.

15 tháng 3 2022

1. If the festival didn't cost too much money, we would hold it.

2. If people didn't throw rubbish in the street, it would look attractive.

3. If there were not so many billboards in our city, people could enjoy the view.

4. If there were not so much light in the city at night, we could see the stars clearly.

5. If the karaoke bar didn't make so much noise almost every night, the residents wouldn't complain to its owner.

6. If she didn't work in a noisy office, she wouldn't have a headache after work every day.

I. Choose the best answer A, B, C or D to complete each sentence. 1. Noise pollution can lead to________loss. A. looking B. hearing C. listening D. reading 2. If I____a millionaire now, I____travel around the world. But in fact, I am very poor and have no money. A. were/ would B. am/ will C. were/ will D. am/ would 3. Water ________________ in the lake has made the fish die. A. pollution B. pollute C. polluted D. polluting 4. Have you come_______solutions to this problem? A. up to B. up...
Đọc tiếp

I. Choose the best answer A, B, C or D to complete each sentence.

1. Noise pollution can lead to________loss.

A. looking B. hearing C. listening D. reading

2. If I____a millionaire now, I____travel around the world. But in fact, I am very poor and have no money.

A. were/ would B. am/ will C. were/ will D. am/ would

3. Water ________________ in the lake has made the fish die.

A. pollution B. pollute C. polluted D. polluting

4. Have you come_______solutions to this problem?

A. up to B. up with C. to with D. on to

5. Mi and Nick like ______________ back Mi’s home village on holiday.

A. comes B. come C. came D. coming

6. Ships spill oil in oceans and rivers. This results________the death of many aquatic animals and plants.

A. to B. in C. from D. at

II. Word form

7. The____________fish are floating in the water. DIE

8. The river is________________by the dumping from nearby factories. CONTAMINATE

9. Noise pollution can also lead to headaches and high blood____________. PRESS

10. Dumping _________________waste into the lakes and rivers has caused serious water pollution. INDUSTRY

II. Rewrite the sentences below without changing their original meaning.

11. Radioactive pollution is very dangerous. It can cause abnormal growth. (since)

................................................................................................................................................

12. I don’t have much money now, but I want to buy a house in Phu Cuong. (If)

................................................................................................................................................

13. They are interested in comets. They decided to study astronomy. (due to)

................................................................................................................................................

1
16 tháng 2 2019

I. Choose the best answer A, B, C or D to complete each sentence.

1. Noise pollution can lead to________loss.

A. looking B. hearing C. listening D. reading

2. If I____a millionaire now, I____travel around the world. But in fact, I am very poor and have no money.

A. were/ would B. am/ will C. were/ will D. am/ would

3. Water ________________ in the lake has made the fish die.

A. pollution B. pollute C. polluted D. polluting

4. Have you come_______solutions to this problem?

A. up to B. up with C. to with D. on to

5. Mi and Nick like ______________ back Mi’s home village on holiday.

A. comes B. come C. came D. coming

6. Ships spill oil in oceans and rivers. This results________the death of many aquatic animals and plants.

A. to B. in C. from D. at

II. Word form

7. The___dead_________fish are floating in the water. DIE

8. The river is_____contaminated___________by the dumping from nearby factories. CONTAMINATE

9. Noise pollution can also lead to headaches and high blood___pressure_________. PRESS

10. Dumping _____industrial____________waste into the lakes and rivers has caused serious water pollution. INDUSTRY

II. Rewrite the sentences below without changing their original meaning.

11. Radioactive pollution is very dangerous. It can cause abnormal growth. (since)

=>Radioactive pollution can cause abnormal growth since it is very dangerous

12. I don’t have much money now, but I want to buy a house in Phu Cuong. (If)

=> If I had much money now, I would buy a house in Phu Cuong.

28 tháng 4 2019

Write a conditional sentences type 2 for each situation as in the example.

1. There are so many billboards in our city. People can not enjoy the view.

-> if there weren't so many billboards in our city, people could enjoy the view

2.there is so much light in the city at night. We can not see star clearly .

->if there wasn't so much light in the city at night, we could see star clearly

3. We turn on the heater all the time. We have to pay three million dong for electricity a month.

->if we didn't on the heater all the time, we wouldn't have to pay three million dong for electricity a month

4. The karaoke bar makes so much noise almost every night. The president complain to its owner.

-> if the karaoke bar didn't make so much noise almost every night, the president wouldn't complain to its owner

5. She has a headache after work every day. She work in a noisy office.

-> if she didn't work in a noisy office, she wouldn't have a headache after work everyday

Rewrite the sentences, using the words in brackets. 1. The noise from the music club is loud, so the residents of the street cannot sleep. (because of) __________________________________________________ 2. Vy had a stomachache because she ate a big dinner. (since) __________________________________________________ 3. Because it rained heavily, the road in front of my house was flooded. (due to) __________________________________________________ 4. His room is untidy, so his mother is...
Đọc tiếp

Rewrite the sentences, using the words in brackets.

1. The noise from the music club is loud, so the residents of the street cannot sleep. (because of)

__________________________________________________

2. Vy had a stomachache because she ate a big dinner. (since)

__________________________________________________

3. Because it rained heavily, the road in front of my house was flooded. (due to)

__________________________________________________

4. His room is untidy, so his mother is unhappy. (because)

__________________________________________________

5. Global warming happens when there is too much carbon dioxide (CO2) in the atmosphere. (causes)

__________________________________________________

6. Noise pollution happens. There is a change in animals living pattern. (causes)

__________________________________________________

7. Radioactive pollution is very dangerous. It can cause abnormal growth. (since)

__________________________________________________

8. The area is uninhabirable. The Chernobyl nuclear accident happened. (made)

__________________________________________________

9. Fossil fuels such as coal or oil are burned. Acid gases are produced. (so)

__________________________________________________

10. Acid rain is dangerous. Tree'leaves are damaged. (because of)

__________________________________________________

11. Leaves are damaged. The tree cannot get enough food energy to stay healthy. (because)

__________________________________________________

12. There are asthma, allergies and other respiratory illness when air pollution happens. (lead to)

__________________________________________________

13. Aquatic life suffers of dies because there is thermal pollution. (because of)

__________________________________________________

14. Water in the Cau River becomes brown and has terrible smell because the waste water is released from the paper mill in Thai Nguyen City. (so)

__________________________________________________

15. People use too much herbicide to treat weeds, so water in rivers, canals, lakes are axtremely polluted and has bad effects on people's health. (because)

__________________________________________________

16. Many fish in the river die due to the increased temperature of water. (because)

__________________________________________________

17. Because plastic bags take so long to decompose, nearly all of them still exist in the environment today. (so)

__________________________________________________

18. We are unable to see the stars in the sky. Light pollution occurs. (make)

__________________________________________________

19. Glass panels, windows, lawns and roofs make light pollution worse. They reflect both artificial and sun light. (because)

__________________________________________________

20. All sounds are not noise. Noise is any sound that is unwanted and goes beyond its certain limit, for example, above 80 decibels. (because)

__________________________________________________

21. More and more noise is created by modern civilization. It has now become a major environmental pollutant, especially in urban areas. (so)

__________________________________________________

22. Contamination in the air happens. There is acid rain which damages soil, vegetation and aquatic life of the region. (cause)

__________________________________________________

2
19 tháng 2 2019
The noise from the music club is loud, so the residents of the street cannot sleep. (because of ) → The residents of the street cannot sleep because of the loud noise from the music club. 2. Vy had a stomachache because she ate a big dinner. (since) → Vy had a stomachache since she ate a big dinner. 3. Because it rained heavily, the road in front of my house was flooded. (due to) → The road in front of my house was flooded due to the heavy rain. 4. His room is untidy, so his mother is unhappy. (because) → His mother is unhappy because his room is untidy. 5. Global warming happens when there is too much carbon dioxide (CO2) in the atmosphere. (causes) → Too much carbon dioxide (CO2) in the atmosphere causes global warming.
19 tháng 2 2019
1. The noise from the music club is loud, so the residents of the street cannot sleep. (because of ) → The residents of the street cannot sleep because of the loud noise from the music club. 2. Vy had a stomachache because she ate a big dinner. (since) → Vy had a stomachache since she ate a big dinner. 3. Because it rained heavily, the road in front of my house was flooded. (due to) → The road in front of my house was flooded due to the heavy rain. 4. His room is untidy, so his mother is unhappy. (because) → His mother is unhappy because his room is untidy. 5. Global warming happens when there is too much carbon dioxide (CO2) in the atmosphere. (causes) → Too much carbon dioxide (CO2) in the atmosphere causes global warming.