Unit1-5exs-key.doc

Unit 1-b2
1. She _____ useful knowledge of the English by careful study.
A. acquired B. gained C. sacrificed D. earned
2. Their ____ that their project under way was something entirely new proved to be untrue.
A. belief B. assumption C. faith D. suggestion
3. The class has a/an ____ of 27 students.
A. enrollment B. register C. staff D. record
4. Fifty dollars will ____ for my needs.
A. fill B. satisfy C. content D. suffice
5. They had a/an ____ agreement not to raise the touchy subject.
A. obvious B. complacent C. implicit D. explicit
6. The lecture provided ____ insight into foreign affairs.
A. penetrating B. pendular C. pensive D. penal
7. The popularity of the film shows that the reviewers’ fears were completely _____.
A. unjustified B. unjust C. misguided D. unaccepted
8. The head of the museum was _____and let us actually examine the ancient manuscripts.
A. promising B. agreeing C. pleasing D. obliging
9. North American fur trade ___ in the early 1800’s mainly due to the diminishing number of
fur-bearing animals.
A. ceased B. staggered C. waned D. collapsed
10. The place did not seem to be popular, for it was completely deserted, and in any case _____ to traffic.
A. inaccessible B. inadequate C. insignificant D. incompatible
11. Mary hopes to be ___ from hospital next week.
A. dismissed B. discharged C. expelled D. resigned
12. Once a picture is proved to be a forgery, it becomes quite ___.
A. invaluable B. priceless C. unworthy D. worthless
13. We have been hearing ______ accounts of your work.
A. favoured B. favourable C. favorite D. favouring
14. Drive straight ahead, and then you will see a ___ to the Shanghai-Nanjing Expressway.
A. sign B. mark C. signal D. board
15. A well-written composition ____ good choice of words and clear organization among other things.
A. calls for B. calls on C. calls up D. calls off
16. It’s a mistake to think of Florida only __ its tourist attractions.
A. by means of B. in terms of C. in connection with D. by way of
17. As it turned out to be a small house party, we ___ so formally.
A. need not have dressed up B. must not have dressed up
C. did not need to dress up D. must not dress up
18. I’d just as soon ___ to me.
A. that you won’t listen B. you didn’t listen
C. your not listening D. you not listening
19. Windstorms have recently established a record which meteorologists hope will not be equaled for many years ___.
A. that will come B. that are coming C. to come D. coming
20. He said it was impossible for ___ a mistake in a computer’s calculation, so we can rely on that.
A. there being B. there would be C. there to be D. there was

Unit 2
1. The company has now introduced a policy ____ pay rises are related to performance at work.
A. which B. where C. whether D. what
2. The physicist has made a discovery, ____ of great importance to the progress of science and technology.
A. I think which is B. that I think is C. which I think is D. which I think it is
3. ____, he is ready to accept suggestions from different sources.
A. Instead of his contributions B. For all his notable contributions
C. His making notable contributions D. However his notable contributions
4. The team can handle whatever ____.
A. that needs handling B. which needs handling
C. it needs handling D. needs to be handled
5. Come and see me whenever ____.
A. you are convenient B. you will be convenient
C. it is convenient to you D. it will be convenient to you
6. I was to have made a speech if ____.
A. I was not called away B. nobody would have called me away
C. I had not been called away D. nobody called me away
7. She remembered several occasions in the past __ she had experienced a similar feeling.
A. which B. before C. that D. when
8. Language belongs to each member of the society, to the cleaner ____ to the professor.
A. as far as B. the same as C. as much as D. as long as
9.  The Clarks haven’t decided yet which hotel ___.
A. to stay B. is to stay C. to stay at D. is for staying
10. After ____ seemed an endless wait, it was her turn to enter the personnel manager’s office.
A. that B. there C. what D. it
11. Fat can’t change into muscle ____muscle changes into fat.
A. any more than B. no more than
C. no less than D. much more than
12. It is not so much the language ____the cultural background that makes the book difficult to understand.
A. but B. nor C. as D. like
13. There ought to be less anxiety over the perceived risk of mountain climbing than ____in the public mind today.
A. exists B. exist C. existing D. to exist
14. I’ve never been to Lhasa, but that’s the city____.
A. I’d most like to visit B. which I like to visit mostly
C. where I like to visit D. I’d like much to visit
15. He ____ unwisely, but he was at least trying to do something helpful.
A. may have acted B. must have acted C. should act D. would act
16. If you have really been studying English for so long, it’s about time you ____able to write letters in English.
A. should be B. were C. must be D. are
17. He’s ____ as a “bellyacher”—he’s always complaining about something.
A. who is known B. whom is known
C. what is known D. which is known
18. The three men tried many times to sneak across the border into the neighbouring country ____by the police each time.
A. had been captured B. being always captured
C. only to be captured D. unfortunately captured

Unit 4

1. His long service with the company was ____ with a present.
a. admitted b. acknowledged c. attributed d. accepted
2. Teaching students of threshold level is hard work but the effort is very ____.
a. precious b. rewarding c. worth d. challenging
3. Among all the changes resulting from the ____ entry of women into the workforce, the transformation that has occurred in the women themselves is not the least important.
a. massive b. quantitative c. surplus d. tragic
4. Whether their football team will win is a matter of ____ to me.
a. indifference b. discrimination c. deviation d. interests
5. The plane ____, its bombs exploding as it hit the ground.
a. collided b. crushed c. plunged d. crashed
6. The morning news says a school bus ____ with a train at the junction and a group of policemen were sent there immediately.
a. stumbled b. collided c. crashed d. struck
7. Today the public is much concerned about the way ____.
a. nature is being ruined b. which nature is ruined
c. on which to ruin nature d. of nature to be ruined
8. These surveys indicate that many crimes go ____ by the police, mainly because not all victims report them.
a. to be unrecorded b. unrecorded
c. to have been unrecorded d. unrecording
9. There is a ______ smell of cigarettes every time he comes into the room.
a. distinct b. distinctive c. distinguished d. distinguishable
10. He has the ________ of solving practical problems.
a. ability b. capability c. capacity d. possibility

unit 5

1. Mark often attempts to escape ____ whenever he breaks traffic regulations.
a. having been fined  b. to have been fined 
c.  to be fined   d. being fined 
2. My wife said in her letter that she would appreciate ____ from you sometime. 
a.  to have heard  b. to hear 　 c.  for hearing d.  hearing 
1. They are considering ____ before the prices go up. 
a. of buying the house  b. with buying the house 
c. buying the house  d. to buy the house 
4. If I had remembered ____ the door, the things would not have been stolen.
a. to lock  b. locking c. to have locked  d. having locked 
5. It is difficult to get used ____ in a tent after having a soft, comfortable bed to lie on.
a. sleep  b. to sleeping  c. slept  d. to sleep 
6. “Why were you so late for work today?”
“____ to the office was very slow this  morning because of the traffic.”
a. Driving  b. I drove  c. To drive d. That I drove 
7. Before ____ the house, you should get a surveyor ____ over it. 
a. buying, looking b. having bought, to look 
c. buying, to have looked  d. buying, to look 
8. We suggested ____ in hotels but the children were anxious ____ out. 
a. sleeping, to camp b. sleeping, camping 
c. to sleep, to camp d. to sleep, camping
9. We will______ a discussion of the program until more members are present.
a. defer b. postpone c. delay d. put off
10. The ship _____down into the water.
a. glided b. slipped c. slid d. skim
11 It ______ rain when you want to go out.
a. guarantees b. guaranteed
c. is guaranteed to d. is guaranteed
12. They ____ vast quantities of cakes between them.
a. put away b. put on c. put aside d. put across
13. The liquor did not _______ me.
a. agree on b. agree with c. agree to d. agree
14. The poor woman is ________ begging.
a. reduced to b. forced to c. reduced of d. made to
15. Because of the unexpected changes, they postponed ____ us an answer.
a. giving b. have given c. to give d. to have given
16. Every camera we sell comes with a two-year ____.
a. guarantee b. safety c. confirmation d. conservation