III. Choose the best answer : 1. ____________is a storm with thunder and lightning, and usually very heavy rain. A. Sandstorm B. Thunderstorm C. Cyclone D. Snowstorm 2. The group’s success was largely ____________to his efforts. A. because B. due C. since D. result 3. My neighborhood was very clean and.____________. A. beauty B. beautiful C. beautifully D. beautify 4. Water pollution is the ____________ in the lake. A. contaminating B. contaminate C. contaminated D. contamination 5. If you ____________ the doctor, what would you do to help the victims? A. are B. had been C. were D. will be 6. By the time they got to the cinema, the film ____________. A. started B. had started C. starting D. starts 7. The train No 5 ____________ for Ha Noi at 5 o'clock tomorrow afternoon. A. leaves B. is leaving C. has left D. will leave 8. He often drinks coffee, but today he.____________ tea. A. is drinking B. drink C. drank D. drinks 9. What __________ you do if you fail the exam? A. will B. won’t C. would D. wouldn’t 10. If I were you, I __________ tell the truth. A. will B. won’t C. would D. would have 11. The Earth __________ around the Sun. A. moves B. is moving C. moved D. will move 12. The poem __________ by Clement Clarke Moore became popular in the USA. A. write B. writes C. writing D. written 13. Building a new road in this area could be __________ damaging. A. environment B. environmental C. environmentally D. environmentalist 14. All species in the polluted area are in __________. A. danger B. difficulties C. hand D. error 15. English is __________ all over the world. A. said B. told C. talked D. spoken 16. You may also need some extra clothing if you live in a cold __________. A. condition B. atmosphere C. climate D. weather 17. A: “Let’s go the beach”. B: “……………………..” A. That’s a fine day B. That’s a good trip C. That’s a good idea B. That’s a reason 18. Your English has improved a lot. Congratulations! A. That’s ok. B. Sure. C. Thanks. D. I’m glad. Thanks 19. Would you like some tea? A. Yes, please B. Here you are. C. You’re welcome. D. Don’t mention it. 20. “How about organizing a Clean Day for our school?” - “____________” A. No. I had no idea. B. Good idea. How should we start? C. Awesome. D. I agree. 21. “It's hard to say” is used when you ____________. A. can't say a word. B. want to say something hard. C. find it hard to say yes. D. find it hard to express your opinion on something