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5. My mother is very __________ at cooking.
A. well B. good C. popular D. famous

6. She __________ a letter when the telephone rang.
A. writes B. wrote C. has written D. was writing

7. He has just got an interesting __________ in a textile company.
A. work B. job C. occupation D. employment

8. William suggested __________ at home for a change.
A. staying B. to stay C. stay D. stayed

9. The __________ of waste paper can save a great amount of wood pulp.
A. recycle B. recyclable C. recyclement D. recycling

10. Mrs Nga forgot to __________ the faucet when she left for work.
A. turn off B. turn on C. turn up D. turn down

11. This book is different __________ the one I had.
A. with B. to C. from D. at

12. What will happen if the pollution __________ on.
A. puts B. goes C. keeps D. takes

13. I’m afraid this article is __________ date.
A. over B. pass C. behind D. out of

14. I had to get up early, __________ I would miss the train.
A. otherwise B. if not C. but D. so that

15. Most young people want to __________ more about environmental problems.
A. look up B. find out C. deal with D. make out