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6."Reduce, reuse, recycle" is said to encourage people to waste less, by using less and using things again, in order to the environment .
A. harm B.damage C.pollute D.protect
7. Please collect all the recyclable materials, and take them to the factory.
A.recycle B.recycled C. recyclable D.recycling
8. This newspaper is made of paper.
A.recycle B.recycled C.old D.waste
9. If we all use bags, we'll help the environment.
A.new B.cheap C.reusable D.reduced
10. These three Rs . reduce, reuse, and recycle
A.stand up B.stand for C.ask for D.means
11. If there is a rubbish bin in every class, the classroom will become .
A. harmful B. lighter C. dirtier D. cleaner
12. "Don't throw rubbish into the river because you will make it ."
A. greener B. dirty C. cleaner D. fresher
13. If we use paper, we will save a lot of trees.
A.fewer B.less C.more D.much
14. You should put the food in a reusable box plastic bag.
A. by B.instead of C.because of D.without
15. If people turn off all electric appliances in one hour all over the world, they can save lots of .
A.electric B.electrical C.electrician D.electricity
16. It is a good idea to our clothes with our friends or cousins.
A.change B.swap C.turn D.send
17. Next week our class is having a discussion about finding ways to reuse old items before throwing them away.
A.interested B.surprising C.useless D.creative
18. If you have old clothes, will you give them to those ?
A.needs B.to need C.for needing D.in need
19. My brother and I will give last year's clothes to instead of throwing them away.
A.shop B.people C.charity D survey.
20. "Do you think we should put a bin in every classroom in order to keep it clean?"
A.reusable B.recycled C.recycling D.recyclable
46..a. much b. more c. little d. less
47.a. energy b. electricity c. water d. time
48.a. when b. what c. how d. while
49.a. ways b. sides c. parts d. points
50.a. Reusing b. Reducing c. Recycling d. Reacting
1.We should use reusable water bottles ……………..of plastic ones
A. because B. instead C. despite D. however
2. Walking to school will help _______________air pollution
A. refill B. reuse C. reduce D. recycle
3. We should go to school by bike to ______________ energy.
A. save B. protect C. prevent D. pollute
4. One of the bad things about _____________ pollution is that it can make fish die.
A. noise B. air C. soil D. water
5. We should find creative ways to reuse old items before ___________ them away.
A. breathing B. washing C. hearing D. throwing
6. The prefix “re” in the word “reuse” means _____________
A. again B. none C. for D. against
7. If we cut down more forests, there ___________ more floods.
A.are B.were C.have been D.will be
8. That is ___________ book I’ve ever read.
A.the borest B.the most boring C.the boring D.the most bored
9. A robot can do ___________ different things from looking after a baby to building a house.
A.much B.many C.few D.little
10. It’s getting light. Shall I turn ___________ the light to save electricity?
A.off B.on C.up D.in
III. Choose the word or phrase (A, B, C or D) that best complete the sentences.
6. If anyone _______________ him I _______________ back at 9 o’clock.
A. calls/ tell / will be
C. is calling / tells / am
B. called / telling / would be
D. will call / to tell / am
7. We shouldn’t _______________ rubbish on the street.
A. throw
B. reuse
C. wrap
D. turn off
8. _______________ means giving things to people who are in need.
A. Swap
B. Charity
C. Reuse
D. Recycle
9. If we use _______________ paper, we will save a lot of trees.
A. fewer
B. less
C. more
D. much
10. You should put the food in a reusable box _______________ plastic bag.
A. by
B. instead of
C. because of
D. without
11. _______________you hear the fireworks from your house last night?
A. Can't
B. Could
C. Can
D. will
12. Yesterday, my mother_______________ me a robot toy on my birthday.
A. give
B. gave
C. giving
D. to give
13. My father always _______________ coffee at home instead of going to the coffee shop.
A. do
B. does
C. make
D. makes
14. “_______________do you think about the new kinds of robots?”
A. How
B. What
C. Why
D. When
15. We waste a lot of money and lime researching and making robots”.
A. I think not.
B. I don’t think so.
C. I agree with.
D. I don't hope so.
IV. Fill each gap of the following sentences with a suitable preposition.
16. They often play catch _____at__________recess.
17. We could go ______on_________ the trip because we could afford it.
18. I haven’t been able to concentrate recently _______at________ work. I don’t know what it is
at eleven o’clock, after the fog had lifted.
19. The plane couldn’t take ______off_________ any help last night.
20. My grandfather was able to walk ____without_________
Bài 1: Choose the best answer ( A, B, C or D)
1. We also watch films _____ smart phones
A. in B. at C. on D. to
2. I might have a smart phone _____ the internet
A. surf B. to surf C. surfing D. to surfing
3. Do you think we will _____ holiday to the Moon?
A. go B. go on C. go on the D. go for
4. Will you have a car _____ can fly into space?
A. it B. this C. what D. that
5. We might have robots _____ our meals
A. cook B. to cook C. cooking D. to cooking
6. A hi-tech robot will help us _____ children while we are away
A. look out B. look at C. look after D. look in
7. I would like to have my house by the _____ so we can see the beach from my window
A. mountains B. city C. sea D. countryside
8. We might have a _____ TV to watch TV programmes from space
A. wireless B. remote C. automatic D. local
9. _____ pencils and paper, every student will have a computer
A. By B. Instead of C. Instead D. At
10. The house will have a super smart TV to send and _____ the emails
A. Post B. Give C. Get D. buy
11. The robot will _____ of the flowers in the garden
A. take care B. take note C. be careful D. carry
12. Super cars will _____ water in the future
A. go by B. run at C. run on D. travel by
13. With a smart watch, you will _____ your friends in other countries
A. speak B. talk C. say D. contact
14. We will have more robots _____ they can help us do housework and protect our houses
A. so B. because C. so that D. although
15. Do you think that our houses will be _____ space?
A. in B. on C. at D. to
16. Our future houses will use _____ energy and they are very friendly to the environment
A. sun B. sunny C. solar D. lunar
17. A super smart TV will help us _____ goods from the supermarket
A. take B. buy C. carry D. order
18. Robots will help us do the housework such as cleaning the floors, _____ meals and so on
A. cook B. cooking C. to cook D. cooked
( Sửa lại chút vậy)
Bài 1: Choose the best answer ( A, B, C or D)
1. We also watch films _____ smart phones
A. in B. at C. on D. to
2. I might have a smart phone _____ the internet
A. surf B. to surf C. surfing D. to surfing
3. Do you think we will _____ holiday to the Moon?
A. go B. go on C. go on the D. go for
4. Will you have a car _____ can fly into space?
A. it B. this C. what D. that
5. We might have robots _____ our meals
A. cook B. to cook C. cooking D. to cooking
6. A hi-tech robot will help us _____ children while we are away
A. look out B. look at C. look after D. look in
7. I would like to have my house by the _____ so we can see the beach from my window
A. mountains B. city C. sea D. countryside
8. We might have a _____ TV to watch TV programmes from space
A. wireless B. remote C. automatic D. local
9. _____ pencils and paper, every student will have a computer
A. By B. Instead of C. Instead D. At
10. The house will have a super smart TV to send and _____ the emails
A. Post B. Give C. Get D. buy
11. The robot will _____ of the flowers in the garden
A. take care B. take note C. be careful D. carry
12. Super cars will _____ water in the future
A. go by B. run at C. run on D. travel by
13. With a smart watch, you will _____ your friends in other countries
A. speak B. talk C. say D. contact
14. We will have more robots _____ they can help us do housework and protect our houses
A. so B. because C. so that D. although
15. Do you think that our houses will be _____ space?
A. in B. on C. at D. to
16. Our future houses will use _____ energy and they are very friendly to the environment
A. sun B. sunny C. solar D. lunar
17. A super smart TV will help us _____ goods from the supermarket
A. take B. buy C. carry D. order
18. Robots will help us do the housework such as cleaning the floors, _____ meals and so on
A. cook B. cooking C. to cook D. cooked
Choose the best answer for each of the following sentences.
1. We should use reusable water bottles_________of plastic ones.
A. because B. instead C. despite D. however
2. Walking to school will help ________ air pollution.
A. refill B. reuse C. recycle D. reduce
3. The prefix re-in the world reuse means ________.
A. again B. none C. for D. against
4. We should go to school by bike to _________ the energy.
A. save B. protect C. pollute D. spray
5. One of the bad things about ________ is that it can make fish die.
A. noise B. soil pollution
C. water pollution D. air pollution
6. We should find creative ways to reuse old items before _________ them away.
A. breathing B. washing C. hearing D. throwing
7. If there is an earthquake, the villagers ________ in the shelter.
A. will stay B. stay C. stayed D. would stay
8. The town will flood if there ________ a downpour.
A. would be B. is C. was D. will be
9. If the weather _________ good, Linh __________ out with us.
A. is - goes B. will be - goes
C. is - will go D. will be - will go
10. The bear _________ you if you __________ it.
A. attacks - provoke B. will attack - provoke
C. attacks - will provoke D. will attack - will provoke
6 B
7 A
8 A
11 D
12 A
Câu 6: "Reduce, reuse, recycle" is said to encourage people to waste less, by using less and using thing again, in odero to_________ thế environment
A harm. B protect . C damage . D pollute
Câu 7: We should use reusable water bottle_________ plastic ones.
A instead of . B by . C because of. D instead
Câu8: Space robots are able to do difficult tasks like building space station on the moon and other___________.
A planets . B opinions. C roles . D energy
Câu 11:Tìm từ có trọng âm khác những từ còn lại:
A population . B automatic . C destination . D vegetable
Câu 12: Đề giống câu 11:
A Building . B collect . C pollute. D around