1.

. Fill in the gap with a suitable letter.

1. I suggest _ _ _ _ ching off some electric devices when it is not very necessary.

2. We went to Hoan Kiem Lake to see firework despite the _ _ _ _ that it’s very

cold.

3. In the future, many building will be heated _ _ solar energy.

4. I love music although I _ _ _ not play any musical instrument.

5. We were disappointed _ _ _ _ she didn’t keep her promise.

6. If we keep on using more and more cars, we’ll run _ _ _ of gas.

7. Choose the word whose underlined part pronouncced differently from the

others: A. says B. prays C. plays D. days

8. This movies is not interesting . _ _ _ about going to the concert?

9. I am so worried _ _ _ _ I didn’t see her for nearly two weeks.

10. The wind power can _ _ used to generate electricity.

11. The department needs three more computers in order to work _ _ _ _

effectively.

12. Choose the word whose underlined part pronouncced differently from the

others: A. climb B. surburb C. comb D. doubt

13. Are you applying for graduate school, _ _ will you look for a job?

14. You should _ _ _ _ up smoking now. It’s very bad for your health.

15. We can help save energy if we prepare food carefully _ _ _ _ _ _ we turn on

the stove.

16. I’m waiting till prices _ _ down before buying my new carpet.

17. Dioxins _ _ _ dangerous chemicals because they can cause cancer and birth

defects.

18. Mr. Robinson is one of the _ _ _ _ _ famous environmentalist in the world.

19. _ _ _ don’t you install a burglar-alarm in your house?

20. A conservationalist is a person who takes an active _ _ _ _ in the protection of

the environment.

21. 25% of the world’s electricity already comes from dams_ _ _ rivers.

22. Tom is a careful student, but his brother is _ _ _.

23. Choose the word whose underlined part pronouncced differently from the

others: A. clown B. south C. southern D. plough

24. I sent a card to congratulate Hoa _ _ winning the first prize in the English

speaking contest.

25. Diana, how about trying that new Chinese restaurant in the West Street? –

That’s a good _ _ _ _.

26. Choose the word whose main stress different from the others. A. favorite B.

government C. influence D. identify

27. We can prevent floods _ _ planting more trees in this city.

28. She speaks very little French _ _ I talked to her through a translater.

29. Choose the word with differently underlined part: A. sea B. sentence C. sure

D. start

30. I know this painting is a forgery. More_ _ _ _, I know who painted it.

31. _ _ you saw him, would you let me know?

32. We invited twenty people to the party, _ _ _ only ten turn up.

33. We should _ _ _ _ energy because it is very important in our life and in the

future.

34. Choose the word whose main stress different from the others. A. federation

B. mausoleum C. recognition D. territory

35. It hasn’rained for ages, _ _ the ground is very dirty.

36. His electricity was _ _ _ off since he hasn’t paid his bill yet.

37. _ _ _ _ss people stop using dynamite for fishing, a lot of sea life will not be

preserved.

38. Let’s work together to look for a better _ _ _ to reduce energy users.

39. With the development if science and technology, more and more _ _ _ _gy is

used every day.

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