Question

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III. Choose the best answer to complete the following sentences.

1. Sam _________ dinner 3 times this week
A. has cooked​B. has been cooking ​C. have been cooking​D. cooked 2. . ___________ the desalination plant, the company could offer an effective solution to the problem of water scarcity.

A. To bulid​B. Having built​C. Being built​D. Having beeen built

3. Why are your hands so dirty? – I ___________ my bike. I have yet to finish it.
A. repaired ​B. have been repaired ​C. has been repaired​D. have been repairing 4. It was in 1989_________ the Berlin Wall collapsed.

A. which​B. what​C. when​D. that

5. .He graduated with doctorates of _______ and surgery from Florence, gaining the highest honors that year.

a. medicine ​b. medical ​c. medicate ​d. medication

6. . _______________ skills help us analyze a problem scientifically.

A. Academic​B. Vocational​C. Analytical​D. Practical

7. Global warming is an increase in the average _______ of the earth’s atmosphere.

A. climate​B. balance​C. temperature​D. vehicle

8. Air ________________ is threatening the health of older people and children.

A. pollution​B. acid rain​C. deforestation​D. global warming

9. Global warming also has __________ impact on water supplies.

A. stable​B. severe​C. infectious​D. easy

10. A(n) _________disease is an illness that can be passed from one person to another.

A. dangerous​B. chemical​C. man-made​D. infectious

11. Global warming leads _______ climate change.

A. in​B. to​C. on​D. from

12. You are old enough. I think it is high time you applied _______ a job

a. in ​b. of ​c. for ​d. upon

13. The ozone layer helps ________________ us from the sun's rays.

A. change​B. reduce​C. protect​D. release

14. Many countries have signed up to international agreements which aim to reduce the negative ___________ of climate change.

A. disease​B. illness​C. emission​D. impact

15. The public praised the local farmers for ___________ milions of trees on the surrounding hills.

A. plant​B. being planted​C. being planting​D. having planted

16. Jonathan ___________ in God since he was a child
A. believed​B. has believed​C. has been believing ​D. have been believing 17. The test was so long and difficult; ………….., I finished it on time.

A. therefore ​B. so ​C. but ​D. however

18. We’ll focus ______the effects _____global warming ____ people’s health and life on Earth in general.

A. on/in/on​B. on/ of/in​C. on/of/on​D. in/of/on

19. Using chemical _________ for farming is one of the causes of global warming.

A. deforestation​B. fertilisers​C. heat-related​D. water supplies

20. Global warming is an increase in the average _______ of the earth’s atmosphere.

​A. climate​B. balance​C. temperature​D. vehicle

Answer 1

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