III. Choose the best answer 1. There are two lights _______ the ceiling. A. in B. at C. on D. between 2. Tim hasn’t asked us any questions about the project _____. A. already B. yet C. just D. ever 3. Many plants and animals die because of _______. A. noise pollution B. environment. C. deforestation. D. flood 4. Rising sea level can make some cities _______. A. pollute B. exchange C. appear D. disappear 5. Our class is going to ________ a picnic at the zoo on Saturday. Would you like to come with us? A. have B. take C. pass D. go 6. My best friend is kind and _______. He often makes me laugh. A. nice B. funny C. shy D. boring 7. Listen! Someone _________ at the door. A. knock B. knocks C. is knocking D. are knocking 8. Fred ________ the phone if his wife ________ a bath. A. answer; has. B. will answer; has C. will answer; will have D. answer; will have 9. You should put the food in a reusable box ...................... plastic bag. A. by B. instead of C. because of D. without 10. My neighbourhood is great for outdoor activities______ it has beautiful parks, sandy beaches and fine weather. A. because B. so C. but D. and 11. Ha Noi is _______ exciting than Viet Tri City. A. much B. much more C. more much D. only more 12. The Nile River is the _____ river in the world, _____ the Amazon is the widest. A. long - so B. long - because C. longer - but D. longest - but 13. She arrived ...................... London at five in the afternoon. A. at B. to C. in D. by 14. If you want to go to the Himalayas, you _____ take a waterproof coat because it is cold and rainy there. A. must B. mustn’t C. can D. can’t 15. Plant more trees in the schoolyard because they will provide shade and ______ the atmosphere fresher. A. do B. make C. have D. use 16. ______ the film is late, I will wait to watch it. A. When B. Although C. But D. Because 17. Do you think the _____ time to plant trees is spring? A. good B. better C. best D. well 18. There will be more ……………… problems in the coming years. A. environment B. environmental C. environmentalist D. environmentally 19. Have you ever .................... on a spaceship to the Moon? A. travelled B. travel C. to travel D. travelling 20. We can save a lot of ...................... if we remember to turn off all the electric appliances when we go out. A. electricity B. electrical C. electric D. electrician 21. Is it true that Ha Noi is _______ city in Viet Nam? A. the large B. largest C. larger D. the largest 22. Your vocabulary will get _____ by reading a lot of books. A. nicer B. better C. easier D. higher 23. “______” – “It’s one of the most beautiful beaches in the world”. A. What is My Khe Beach in Da Nang like? B. What does My Khe Beach in Da Nang look like? C. How does My Khe Beach in Da Nang look? D. What does My Khe Beach in Da Nang like? 25. They have waited for John since he ___________ for the school. A. leaves B. has left C. leaving D. left 26. Robots will do most of the housework, _______we will have more time for our family. A. so B. but C. although D. if 27. Unless we_______ cutting trees, we won’t prevent floods and other natural disasters. A. don’t stop B. will stop C. stop D. won’t stop 28. I first ______ to Ha Noi in 2010. A. was B. went C. have been D. have gone 29. All of the machines will have a special card________. A. start B. to start C. starting D. to starting 30. The atmosphere is getting more_______ because there is more smoke from factories and motor engines. A. pollute B. polluting C. polluted D. pollution