11. Their failure was ________ lack of care and attention.
A. due to B. such as C. as if D. because
12. ________, I’ve invited Graham and his wife to lunch on Sunday.
A. By surprise B. By all means C. By myself D. By the way
13. Your eyes are red. - ______________?
A. Did you cry B. Have you cried C. Do you cry D. Have you been crying
14. The fact that he didn’t speak a foreign language put him at a ________.
A. benefit B. disadvantage C. challenge D. comfort
15. I’m not accustomed________ like this.
A. to treat B. to treating C. to be treated D. to being treated
16. We ________ Switzerland four times during the 1970s.
A. would visit B. used to visit C. visit D. visited
17. Nowadays it ________ cost a fortune to own a computer.
A. mustn’t B. doesn’t have to C. hasn’t to D. can’t
18. No longer ________ clean the floor. I have just bought a vacuum cleaner.
A. I have to B. I do have to C. do I have to D. have I to
19. If people stop using dynamite for fishing, a lot of sea creatures will be well-_________.
A. preserved B. existed C. qualified D. controlled
20. I’d like to say thank you to my colleagues _________ help I couldn’t carry out the project.
A. who B. whose C. without whom D. without whose
21. City dwellers have a higher death rate than _________.
A. country people are B. country people do
C. have country people D. country people have
22. Scientists are looking for effective way to reduce energy_________.
A. consumption B. waste C. conservation D. production
23. The roof needs _________. You’d better have it _________ as soon as possible.
A. to repair/done B. repairing/done
C. to be repaired/to be done D. being repaired/doing
24. The scheme allows students from many countries to communicate_________.
A. each other B. with other C. themselves D. with one another
25. “Do you mind If I take a seat?” “____________”
A. No, I mind B. Yes, I don’t mind
C. Yes, do as you please D. No, do as you please
26. It was so relaxing to be ________ old friends.
A. in B. between C. among D. around
27. She's made friends ________ a little girl who lives next door.
A. to B. of C. by D. with
28. The children seem to be totally capable ________ working by themselves.
A. on B. of C. in D. for
29. Your friendship should be based on ________ trust.
A. basic B. fragile C. mutual D. blind
30. He finds it ________ lasting friendships.
A. difficult to make B. difficulty in making C. is difficult to make D. difficult making