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【文库独家】
ndreds of trees along the road to improve the environment
since 2010.
A. has grown B. grew C. have grown
( )14. The river smells so terrible. We must stop throwing rubbish into it to cut down
pollution here.
A. air B. water C. land
( )15. — Amy, what did you do during the summer holidays?
— I a clean-up project with my sister.
A. took in B. am taking in C. took part in
( )16. Eating too much sugar can health problems.
A. lead to B. throw away C. shout to
( )17. — Do you know what the clothes on the show are made of?
— Waste paper. You see, waste things can to life.
A. bring back B. be brought back C. take away
( )18. — There lots of trees in the area.
— But they have all gone because people built a railway here.
A. have been B. used to be C. have had
( )19. — Look at the house! It upside down.
— Yes. It must be cool to live in it.
A. is built B. builds C. is building
( )20. Which of the following actions is NOT part of green life?
A. Burning rubbish in the open air.
B. Planting trees in spring.
C. Walking or riding bikes to school.
( )21. — I think the biggest environmental problem in my country is air pollution.
— . The air here is much more polluted than in my country.
A. Not really B. Me, too C. Yes, I agree
C. 补全对话。根据对话内容，从方框内选出适当的选项补全对话，并将选项的编号字母
依次填在横线上。（共4小题，每小题1分；计4分）
(B-Bob; N-Nancy)
B: I’m sorry to be late. 22
N: That’s OK. How do you usually go to work?B: 23
N: 24
B: Ride a bike? Oh, that will take me nearly an hour.
N: But driving a car is bad for the air while riding a bike isn’t. 25
B: You’re right. I’ll think about it.
A. And riding a bike is also good for your
health.
B. The traffic is too heavy today