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20 tháng 12 2019

she (go) ...went.... to London last year. Since then i (not hear) haven't heard anything from her

20 tháng 12 2019

ủa bạn sao ở trước sd thì qk mà ở sau lại sd thì hthh

mik ko hiểu

30.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 31.We can’t see stars at night (because of/ because/ since/ due) the light pollution. 32. If you (was / were/ are/ could be) in my position, you would understand me. 33. If the water temperature (increase/ increases/ is increased/ increased), some aquatic creatures will be unable to reproduce. 34. Because the water is polluted, (aquatic/ electric/ chemical/ fresh)...
Đọc tiếp

30.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 31.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

32. If you (was / were/ are/ could be) in my position, you would understand me.

33. If the water temperature (increase/ increases/ is increased/ increased), some aquatic creatures will be unable to reproduce. 34. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

35. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant

36. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

37. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

38. The (dead/ die/ death/ died) fish are floating in the water.

39. We plant trees, (due to/ because/ because of/ so) we can have fresh air

40. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50 dBs/ 70dBs), noise pollution happens

41. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

42. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

43.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 44. Many seabirds were (die/ death/ dead/ died) because of the oil spill

. 45. (Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

46. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

47. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

1
7 tháng 3 2020

30.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes. 31.We can’t see stars at night (because of/ because/ since/ due) the light pollution.

32. If you (was / were/ are/ could be) in my position, you would understand me.

33. If the water temperature (increase/ increases/ is increased/ increased), some aquatic creatures will be unable to reproduce. 34. Because the water is polluted, (aquatic/ electric/ chemical/ fresh) plants may also die

35. (Noise/ Headache/ Earplug/ Symptom) is any sound that is loud and constant

36. Do you know what (polluted/ pollute/ pollution/ pollutant) cause air pollution

37. (Poison/ Poisonous/ Poisoning/ Poisoned) chemical waste is dumped into the river by many factories

38. The (dead/ die/ death/ died) fish are floating in the water.

39. We plant trees, (due to/ because/ because of/ so) we can have fresh air

40. When the loudness of sounds is more than (20 dBs/ 30dBs/ 50dBs/ 70dBs), noise pollution happens

41. Too much carbon dioxide (CO2) in the atmosphere (causes/ lead/ result/ make) to global warming

42. Waste from households will gradually (contamination/contaminate/contaminant/ contaminated) the lake.

43.When (visual/ thermal/ light/ radioactive) pollution happens, the water temperature in streams, rivers or oceans changes.( lặp lại câu 30 nhé )

44. Many seabirds were (die/ death/ dead/ died) because of the oil spill

. 45. (Aquatic/ Electric/ Chemical/ Fresh) plants may also die because of the polluted water

46. If we (polluted/ pollute/ pollution/ pollutant) the air, more people will have breathing problems

47. If you can experience noise pollution for a long time, you can have headache, high blood pressure and (hearing loss/ contaminant/cough/ radiation)

Fill in each gap a suitable word from the box.Air pollution is caused of ill health in human beings. In a lot of countries, there (1)______ laws limiting the amount of smoke which factories can produce. Doctors have proved that air pollution causes lung diseases.The gases from the (2) ______ of cars have also increased air pollution in most cities. The lead in petrol produces a poisonous gas, which is often collected in busy streets circled by high (3) ______. Children who (4) ______ in areas...
Đọc tiếp

Fill in each gap a suitable word from the box.

Air pollution is caused of ill health in human beings. In a lot of countries, there (1)______ laws limiting the amount of smoke which factories can produce. Doctors have proved that air pollution causes lung diseases.

The gases from the (2) ______ of cars have also increased air pollution in most cities. The lead in petrol produces a poisonous gas, which is often collected in busy streets circled by high (3) ______. Children who (4) ______ in areas where there is a lot of lead in the atmosphere can not think as quickly as other children, and are clumsy when they use their hands.

1. A. are                                  B. is                              C. were                                   D. have

2. A. exhausts                         B. exhausted                C. exhausting                         D. exhaust                  

3. A. building                          B. buildings                  C. cities                                  D. house         

4. A. live                                 B. living                       C. has lived                            D. lived

1
19 tháng 8 2021

1 A

2 D

3 B

4 A

9 tháng 6 2020

Hello bn, mk sẽ gợi ý cho bạn nói bài này theo các hướng sau nha:

- introduce smart phone today

- Using smart phones is now much more popular. However, it has both advantages and advantages

* Avantages :

+ Smart phones are considered as the fastest means of communication

-> we can contact easily with our friends, damilies, relatives ,.. whenever by calling or sending messages

+ a means of entertainment

-> after a stressed/ hard day using smartphones to paly games or listen to music, watch films.... is a excellent idea

+ For students, if we have a smart phone in hand , our studying will become much more effective ...

=> for example....

* Disadvantages :

+ Using smartphones too much lead to some diseases such as short-sighted,backach, headeache,....

+ Make us become lazier -> we will be fat, sick instead of healthy

+ Make us addicted

=> we will just take care of our phones without spending time with friends and families

- Everything has two sides : pros and cons . If we know how to use smart phones sensibly, it will be useful for us

27 tháng 10 2018

VI: Read the following passage carefully and then decide if the statements are TRUE (T) or FALSE (R)

Big cities have problems with, crowded streets, congested traffic, noise and air pollution. Every day, thousands of vehicles fill the streets, especially. during rush hours. The large numbers of cars, buses and trucks cause so much congestion. No vehicles can move in any direction. Parking' is another problem. There are not enough parking facilities, and when cars try to park on the streets, there is not enough room for traffic. Finally, the traffic adds to the problem of air and noise pollution.

1. In big cities, there is a lot of traffic during rush hours. .......T........

2. It is not difficult to park cars on the streets in big cities....F........

3. The traffic also causes air and noise pollution.. .....T...........

4. Cars, buses and trucks cause little congestion......F......

25 tháng 12 2021

61. She suggests that I should have my hair cut

62. The hotel where they stayed last summer was very luxurious

63. Because Lan was careless, she broke the vase 

64.  Nobody in our class is better than Lan

65. The classroom in which we are studying is very large

66. Lan asked me if my mother was cooking in the kitchen then

67. How long have you learnt English?

68. We spent only 10 minutes finishing the hw

69. I am fed up with doing this work

70. We haven't met him for ages

25 tháng 12 2021

mệt lắm r bạn ạ😪

25 tháng 12 2021

71. Although I worked until midnight, I didn't feel tired

72. More and more pollution is being produced by that factory

73. He is such a careless driver, so he usually has accidents

có mấy câu động não tí là ra ấy mà bạn:(( 

25 tháng 12 2021

tại nhièu câu quá mà sáng mik nộp r nên mik làm một nửa mik hỏi một nửa😅

17 tháng 4 2019

Jack dances more graceful=>gracefully tham all of his friengs

let me know if you are interested to take=>in taking part in the competition

we all think which=>that the world's energy recources are limited

george is enough intelligent=>intelligent enough to pass the physics exam without help

tim loi sai va sua lai