III. Choose the best answer a,b,c, or d to complete the sentences.
1. Do you know what is the cause __________ pollution?
A, of B. in C. on D. for
2. Tsunami is one of __________ natural disasters.
A. worse B. worst C. worse than D. the worst
3. Last night’s storm caused a lot of __________ to people in that area.
A. droughts B. forests C. damages D. volcanoes
4. As soon as I shut the front door I realised that I________my key in the house.
A. had left B. have left C. left D. was leaving
5. It can’t be denied that English has become an __________ language of the world.
A. national B. international C. cultural D. multicultural
6. The train __________ the railway station at 8:00 a.m. every morning.
A. leave B. leaving C. will leave D. leaves
7. __________ pollution is harmful or annoying level of noise, as from vehicles, industry activities, etc.
A. Light B. Visual C. Soil D. Noise
8. When they arrived, we _________ the test.
A. had already started B. have already started
C. started D. already starts
9. Koalas are well-known as the symbol __________ Australia.
A. of B. in C. on D. for
10. I can’t hear your voice __________ I’m wearing an earplug.
A. although B. due C. however D. because
11. His grandfather made him __________ hard when he was small
A. study B. to study C. studying D. studied
12. Japan suffers from a large number of __________ every year.
A. typhoons B. workers C. eruption D. earthquakes
13. The fire was raging so fiercely that the rescue workers found it hard to put it __________.
A. down B. out C. off D. with
14. A: What are you doing?
B: We are getting ready. We__________our uncle in hospital.
A: Really? Give him my regards!
A. have been visiting B. are going to visit C. visit D. will be visiting
15. What is _________ official language of your country?
A. a B. an C. the D. x
16. A: The alarm's going. It's making an awful noise.
B: OK, I ________ it off.
A. am switching B. will switch C. am going to switch D. switch
17. There have been some __________ eruptions in this area for the last 10 years.
A. volcanic B. scattering C. homeless D. disastrous
18. They are trying __________ residents from the flooded area.
A. evacuate B. evacuating C. evacuated D. to evacuate
19. All planes_____ before departure.
A. check B. will check C. will be checked D. will be checking
20. Many buildings __________ in the earthquake and many people have been trapped there.
A. collapsed B. collapses C. collapse D. collapsing
21. __________ happens when there is not enough water for farming and drinking.
A. Disaster B. Mudslide C. Drought D. Trap
22. After the tornado, a great number of people are made __________.
A. shaking B. homeless C. raging D. volcanic
23. Last Sunday we wanted to go skiing, but we couldn’t because in the mountains there was an __________.
A. earthquake B. drought C. flood D. snowstorm
24. I prefer face-to-face conversation __________ video call.
A. to B. on C. of D. with
25. Since 1965, the maple tree with red leaves _________ the most well-known Canadian symbol.
A. has become B. become C. became D. becoming
26. Scientists has just come up __________ a solution to hearing loss
A. to B. on C. with D. down
27. I said that I had met her ______ .
A. yesterday B. the previous day
C. the next day D. the before day
28. Non-verbal __________ is popular in our daily life.
A. communicate B. communication
C. communicative D. communicating
29. Trung speaks English like a native __________ though he comes from
A. speak B. speaking C. speaker D. spoke
30. If we dump a plastic into the ground, it __________ a long time to disappear.
A. will take B. take C. took D. takes
