电大英语统考词汇与结构

第三部分：词汇与结构
1. Professor Johnson comes from either Oxford or MIT, I can’t remember .
A where
B there
C which
D that
2.Never get off the bus it has stopped.
A if
B as soon as
C until
D or
3.The red flower goes from one to in the class.
A the other
B others
C another
D other
4.Important his discovery was, it was regarded as a matter of no account in his time.
A when
B until
C as
D although
5.The manager will not us to use his car.
A have
B let
C agree
D allow
ACCCD
6.The car accident happened at crossroads a few metres away from
bank.
A the;/
B /;a
C /;the
D the;the
7.Of all the students in our class, Betty writes .
A very carefully
B most carefully
C more carefully
D the most carefully
8.—Don’t you feel surprised to see George at the meeting
--Yes.I really didn’t think he here.
A has been
B had been
C would be
D would have been
9.—The physics exam is not difficult,is it?
-- .Even Harry to the top students failed in it.
A Yes;beiong
B No;belonged
C Yes;belonging
D No;belonging
10.You don’t mind you Xiao Li,do you?
A call
B to call
C to calling
D calling
BBCCD
11.It’s to interrupt the others while they are talking.
A rough
B rude
C polite
D troublesome
12.When we write,we must write as as we can.
A careful
B carefully
C more careful
D more carefully
13.People at the party worried about him,because no one was aware he had gone.
A of where
B of the place where
C where
D the place
14.Therefore,other things eaual,the number of workers that employers want decreases.
A is
B are
C being
D having
15.I have the complacent feeling I’m hight ly intelligent.
A what
B which
C that
D this
BBACC
16. Jane’s cap i s red. But_________is blue.
A. Her
B. Him
C. His
D. It’s
17. __________there any good news in today’s newspaper?
A. Are
B. Is
C. Have
D. Has
18. -Hi,Jane.Would you like to go to the ball this evening?
-Sorry,Frank.__________tomorrow’s lessons,I have no time to go out with you.
A. Not preparing
B. Not having prepared
C. Not to prepare
D. Being not prepared
19. Both the kids and their parents_________English, I think. I know it from their accent.
A. is
B. been
C. ar
D. was
20. The young lady coming over to us__________our English teacher; the way she walks tells us that!
CBBCA
A. must be
B. can be
C. would be
D. could be
21. On formal________, people pay more attention to manners.
A. situations
B. cases
C. conditions
D. occasions
22.We all thought_______pity that you were unable to come to our meeting.
A. that
B. which
C. this
D. it
23. The old lady is quarrelling as if she________mad.
A. was
B. is
C. are
D. were
24. Did you notice the guy________head like a big potato?
A. who
B. which
C. whose
D. Whom
25. If you_______your work, you can go there first.
A. will finish
B. finished
C. finishi
D. have finished
DDDCD
26. He asked the waiter__________the bill.
A. on
B. of
C. for
D. after
27. Today’s weather is________worse than yesterday’s.
A. very
B. much
C. very much
D. much too
28. In_________, the northerners have a particular liking for dumplings while the southerners are fond of rice.
A. common
B. total
C. general
D. particular
29. Do you know the man________under the apple tree?
A. lay
B. lain
C. lying
D. laying
30. The soup smells________.Would you like some?
A good
B well
C properly
D finely
CBCCA
31. Eggs, though rich in nourishments, have ________ of fat.
A a large number
B the large number
C a large amount
D the large amount
32. They have learned about ________ in recent years.
A several hundreds English words
B hundreds of English words
C hundred of English words
D several hundred English word
33.—Is the library ________ now?
--No,it’s ________.
A open;close
B opening;closing
C open;closed
D opened;closed
34．He never does his work ________ Mary.
A as careful as
B so careful as
C as carefully as
D carefully as
35.-How much did you ________all these things?
-More than forty dollars.
A spend
B cost
C give
D pay for
CBCCD
36.It is said that ________ boys in your school like playing football in their spare time, though others prefer basketball.
A very little
B quite a few
C quite a bit
D quite a little
37.-Nancy was badly injured in the accident yesterday and she was sent to hospital.
-Oh, really? I ________. I ________visit her.
A didn’t know;will go to
B don’t know;will go to
C didn’t know;am going to
D haven’t know;am going to
38.You object ________ ,don’t you?
A that they come
B that they came
C to their come
D to their coming
39.As it was going to rain, she was ________ to leave as soon as possible.
A hurried
B anxious
C worried
D nervous
40. I can’t find the key ________the door. Maybe I lost it.
A to
B of
C with
D for
BADBA
41. It’s high time that he settled down in the country and ________ a new life.
A start
B started
C starting
D to start
42. Hardly ________ on stage ________ the audience started cheering.
A he had come/than
B he had come/when
C had he come/when
D had he come/than
43. His salary as a driver is much higher than ________.
A a porter
B is a porter
C that of a porter
D as a porter
44. Stars have better player, so I ________them to win.
A hope
B prefect
C expect
D want
45. Mr.John was busy, ________he could not come.
A but
B therefore
C and
D nor
BCCCB
46.-Did the medicine make you feel better?
-No, the more ________ , ________I feel.
A medicine I take;and the worse
B medicine I take;the worse
C I take medicine;the worse
D I take medicine;worse
47.I would rather ________ two weeks earlier.
A you should come here
B you came here
C you must come here
D you come here
48.He is interested ________ football,but not good at it.
A at
B in
C on
D of
49.They have done ________work these days.
A too much
B much too
C too many
D many too
50.This overcoat cost ________.What’s more,they are ________small for me.
A very much;very
B too much;much too
C much too;too much
D very much;too much
BBBAB
51.Equipped with modern facili ties,today’s libraries differ greatly from ________.
A those of the past
B the past
C which of the past
D these past
52.Chinese is spoken by the ________ number of people in the world.
A smallest
B most
C largest
D wide
53. ________no need ________ the radio as I’ve used to studying with it on.
A It’s;to turn down
B It’s;turning up
C There’s;to turn off
D There’s;turning off
54.Neither John_________ his father was able to wake up early enough to catch the morning train.
A nor
B or
C but
D and
55.Children under fifteen are not permittes to see such kind of movies ________ bad for their mental development.
A that is
B that are
C as is
D as are
ACDAD
56.What we have done is far from ________.
A satisfactory
B satisfied
C satisfaction
D satisfy
57.They were the only men who received votes ________me.
A next
B besides
C unless
D except
58. ________is the population of Paris?
A How many
B How much
C How
D What
59.-What’s his mother like?
- ________.
A She’s very happy
B She’s a t home
C She likes watching TV
D She’s tall and thin
60.-Why does he look sad?
-There are so many problems ________.
A remaining to settle
B remained settling
C remaining to be settled
D remained to be settled
CDDDC
61. Don’t worry.There’s still_______time to go.
A.Little.
B. a little.
C. few
D. a few.
62. My parents are teachers.They________teach English.
A. either.
B. all.
C. both.
D. are.
63. Would you like something________?
A. drink.
B. to drink.
C. drinking.
D. for drinking.
64. A sudden noise of a fire-engine made him________to the door.
A. hurrying
B. hurried
C. hurry
D. to hurry
65. Had you come five minutees earlier,you______the train to Birmingham.But now you missed it.
A.would catch
B.would have caught
C.could catch
D.should catch
BCBCB
66. A man should not be judged always______what he says.
A.by
B.in
C. with
D. to
67. He is not a child________.
A no more B. no longer C. any much D. any more
68. It was on the beach______Miss White found the kid lying dead.
A that
B this
C it
D which
69. It was getting_________, he had to stop to have a rest.
A very darker
B dark and dark C.darker and darker D. darkest and darkest
70. It’s time we ________the lecture because everybody has arrived.
A. will start
B. shall start
C. start
D. started
ADACD
71. How often do you_______your brother?
A.hear about
B. hear of
C. hear to
D. hear from
72. If we could learn English in the same_______,it would not seem so difficult.
A. road
B. way
C. theory
D. means
73. The young_________eaten up almost everything on the table.
A. is
B. are
C. has
D. have
74. John’s father_______mathematics in this school ever since he graduated from Harvard University.
A. taught
B. teaches
C. has taught
D. is teaching
75. --Would you like a bag of rice?
--Yes, I have________rice at home.
A. some
B. little
C. a little
D. any
DBDCB
76. The young seedlings remained alive______the protecting snow.
A. under
B. below
C. beneath
D. beyond
77. ______his examination of the patient,the doctor wrote out a prescription.
A. Having finished
B. Finishing
C. Finished
D.Having been finished
78. Every year thousands of lives_____in road accidents because of careless driving.
A. lose
B. lost
C. have lost
D. are lost
79.The wild flowers looked like a soft orange blanket_________the desert.
A covering
B covered
C cover
D to cover
80. _________is the temperature today?
A What
B How
C How many
D How much
DADAA
81.It’s cold outside.You’d better _________ your coat.
A wear
B dress
C put on
D in
82.Although he did not know London well, he made his way_________to the airport.
A easy enough
B enough
C easily enough
D enough easily
83.How can he _________ if he is not_________?
A listen;hearing
B hear;listening
C be listening;heard
D be hearing;listened to
84.When the railway is completed,we_________get to town much easily.
A can
B could
C are able to
D will be able to
85. I won’t be free_________I finish this work.
A after
B until
C but
D when
CCBDB
86. My wallet is nowhere to be found.I_________in the store.
A must drop it
B must have dropped it
C should have dropped it
D ought to have dropped it
87. Measles_________a long time to get over.
A spend
B spends
C take
D takes
88.Professor,would you slow down a bit,please? I can’t _________ you.
A keep up with
B put up with
C make up to
D hold on to
89.A police officer claimed he had attempted to_________paying his fare.
A avoid
B reject
C refuse
D neglect
90.The film brought the hours back to me_________I was taken good care of in that remote willage.
A when
B where
C that
D until
BDAAA
91.The boy is not happy at the new school.He has_________friends there.
A few
B a few
C little
D a little
92.He didn’t pass the final examination. He_________it.
A must have prepared for
B ought to prepare for
C ought to have prepared for
D should prepare for
93.Two days is not enough for him to finish the work. He needs_________day.
A other
B the other
C the third
D a third
94.The window was broken.Try to_________who has broken it.
A find out
B find
C look for
D look
95.The new order means_________overtime.
A works
B worked
C to work
D working
ACDAD
96. How can he be _________ stupid?
A much
B that
C such
D enough
97.Please h urry up, _________we’ll be late.
A and
B but
C or
D so
98.She took a short cut_________the fields.
A through
B over
C below
D across
99.Never before_________see such a terrible car accident on the road!
A I have
B have I
C I did
D did I
100.I have been looking forward to_________from my parents.
A hear
B being heard
C be heard
D hearing
BCABD
101.Wouldn’t it be_________wonderful world if all nations lived in_________peace with one another?
A a;/
B the;/
C a;the
D the;the
102.The weather in Harbin is quite different from_________in Hainan.
A that
B it
C the one
D one
103.“Can you speak French?” “Yes,but_________.”
A not many
B only little
C not much
D only a few
104.You’d better_________in bed.It’s bad for your ey es.
A not to read
B not read
C don’t read
D read
105.It is not until you have lost your health_________you know its value.
A until
B when
C what
D that
AACBD
106.After the Minister of Education had finished speaking at the press conference,he was made_________all sorts of awkward questions.
A answer
B answering
C answered
D to answer
107.It was a great pleasure_________me to be invited to the party.
A for
B on
C to
D of
108.The girl is _________of a film star.
A somebody
B something
C anybody
D anyone
109.I saw that she was in a difficulty with all those parcels,so I offered my_________.
A service
B money
C use
D chance
110.I am not used to speaking_________public.
A in
B at
C on
D to
DAAAA
111.He is fond of playing_________piano while his brother is interested in listening to_________music.
A /;the
B /; /
C the;/
D the;the
112.This kind of material expends_________the temperature increasing.
A to
B for
C with
D at
113.-Can you come on Friday or Saturday?
-I’m afraid_________day is possible.
A either
B some
C any
D neither
114.Who jumps_________in your class?
A far
B farther
C farthest
D longer
115.-Take this medicine twice a day,Peter?
-Do I have to take it? It_________so terrible.
A is tasting
B is tasted
C tastes
D has tasted
CCDCC
116.We are next-door_________.
A neighborhoods
B neighbor
C neighborhood
D neighbors
117.Would you let_________ to the park with my classmate,Mum?
A me go
B me going
C I go
D I going
118.Who’s _________ ,Jim,Jack or John?
A tall
B taller
C much taller
D the tallest
119.It is the best_________I have seen.
A that
B who
C whom
D which
120.-I made the cake by_________. Help yourself,Tom.
-Thanks ,Jane.
A ourselves
B himself
C myself
D herself
DADAC
1.He didn’t go to bed_________the TV play was over.
A if
B because
C until
D that
2. _________is important that you choose clothes that suit your shape.
A There
B It
C This
D That
3.She has two best friends. _________of them is in the country.
A All
B Both
C No one
D Neither
4.There’s_________water in the bottle.Don’t throw it away.
A little
B a little
C a few
D few
5.The man _________Mary was so tall that she could hardly see the show.
A in front of
B in the front of
C at the back of
D at the beginning of
CBDBA
6.The dean of the Philosophy Department requested that the visiting scholar_________a lecture on Sartre.
A gave
B give
C would give
D had given
7.Charles regretted _________the TV set last year.The price has now gone down.
A buying
B to buy
C of Dfrom
8.If you want to change for a blue shirt,you’ll have to pay_________$10.
A another
B other
C more
D each
9.Don’t _________your study.We are going to help you.
A worry
B be afraid
C be worried
D worry about
10. _________you like some coffee?
A will
B shall
C Would
D should
BAADC
11.-Write to me when you get home.
-OK,I _________.
A must
B should
C will
D can
12.Paper money was in_________use in China when Marco Polo visited the country in _________thirteenth century.
A the;/
B the;the
C /;the
D /;/
13.The Chinese women volleyball players_________both in and out of China.
A are thought good of
B are highly thought of
C are well thought
D are ill thought of
14.There are a lot of ne ws_________today’s newspaper.
A in
B on
C at
D with
15.I had my meals_________when I was ill in bed with a bad cold.
A to bring
B bring
C brought
D bringing
CCBAC
16．_________fine weather it is today!
A What
B How
C What a
D How a
17.There was so much noise in the classroom that the teacher couldn’t make himself_________.
A heard
B hearing
C to hear
D hear
18.The children are too young to tell good books_________the bad ones.
A among
B from
C with
D between
19.Two thousand dollars _________enough for the car.
A being
B were
C are
D is
20. _________of them thinks that is a good idea.
A Anyone
B No one
C None
D Someone
AABD C
21.You’ll find this map of great_________in helping you to get around Beijing.
A price
B cost
C value
D useful
22.The music sounded_________.I enjoyed every minute of it.
A well
B boring
C wonderfully
D beautiful
23.What a beautiful house!Especially there are many_________.
A furniture
B furnitures
C pieces of furniture
D pieces of furnitures
24. Mr.Smith_________me to buy several eggs for the dinner.
A had
B suggested
C asked
D made
25. -Is this your shoe?
-Yes ,but where is _________?
A the other one
B other one
C another one
D the others
CDCCA
26．The taxi driver always reminds passengers to _________their belongings when they leave the car.
A keep
B catch
C hold
D take
27.You _________buy some reference books when you go to college.
A must
B will have to
C must to
D have to
28.Oh,your voice sounds quite different_________the phone.
A in
B on
C for
D from
29.It’s a fine day.Let’s go fishing, _________?
A won’t we
B will we
C don’t we
D shall we
30.No matter_________,the little sisters managed to round the sheep up and drive them back homs safely.
A it was snowing hard
B hard it was snowing
C how it was snowing hard
D how hard it was snowing
DBBDD
31.While I was in the university ,I learned taking a photo, _________is very useful now for me.
A it
B which
C that
D what
32.The _________is just around the corner and y ou won’t miss it.
A bicycle’s shop
B bicycle shop
C bicycles shop
D bicycles’ shop
33.What a bad memory I’ve got!I even forgot ________the book with me.
A to take
B taking
C take
D taken
34.As the busiest woman there, she made _________her duty to look after all the other people’s affairs in that town.
A this
B that
C one
D it
35.He is an old friend of ________.
A my
B mine
C me
D myself
BBADB
36.Some architectural designs are better than _________.
A others
B another
C the other
D the rest
37.The dog was tearing the cloth_________its teeth.
A with
B by
C through
D in
38.I won’t make the _________mistake next time.
A like
B same
C near
D similar
39.I will count three hundred and not one of you _________move a muscle.
A is to
B are to
C is
D are
40.One day while Mr.King was working,he had a/an _________; his left leg was badly injured.
A business
B accident
C matter
D event
ABBAB
41.We all thought_________pity that you were unable to attend our meeting.
A that
B which
C this
D it
42.The old man lives_________.He always feels_________.
A lonely,lonely
B alone,alone
C lonely,alone
D alone,lonely
43.Smoking is bad for your health.So please_________
A give it up
B give it in
C give it out
D give it away
44.I wish everybody _________the meeting tomorrow.
A will attend
B would attend
C had attended Dis going to attend
45.We go to the cinema _________a week.
A often
B once
C seldom
D ususlly
DDABB
46.Many countries are increasing their use of natural gas,wind and other forms of_________.
A energy
B source
C power
D material
47.He couldn’t buy the dictionary because he had _________money with him.
A a few
B few
C a little
D little
48.There have been many_________in their marriage but they still love each other.
A right and wrong
B back and forth
C ups and downs
D right and left
49.It was well known that Thomas Edison________the electric lamp.
A invented
B discovered
C found
D developed
50.I paid________for the new book.
A half pound
B one pound and half
C one and a half pounds
D one and half a pound
51.I was satisfied with her explanation, ________.
A so my classmates were
B so were my classmates
C so my classmates did
D so did my classmates
52.This is ________film I have ever seen.
A a wonderful
B the most wonderful
C wonderful
D most wonderful
53.I forgot to return the book to you yesterday.So I ________today.
A might do it
B must do it
C had to do it
D must have to do it
ADCAC BBB
1. This watch needs ____, for it loses five minutes per day.
A. to repair
B. be repaired
C. repairing
D. being repaired
2. There is no point ____ any further. It won’t help much.
A. to argue
B. in arguing
C. about arguing
D. /
3 This great mind was _____ outer space.
A. on fire
B. on a fire
C. on fire for
D. on a fire for
4.You can drink _____ water but not _____ water.
A. boiled; boiled
B. boiling; boiled
C. boiled; boiling
D. boiling; boiling
5.She has always _____ her father and felt highly honored for what he has been doing.
A. looked up to
B. looked down upon
C. looked around for
D. looked forward to
6. Will you please make yourself _____ to us in English?
A. known
B. knows
C. knowing
D. know
7. Only after you finish your work _____ TV.
A. you are allowed to watch
B. are you allowed watching
C.are you allowed to watch
D. can you be able to watch
8.I would rather starve to death than ______ for food.
A .beg B. begging C. begged D. to beg
9. Something must be done to prevent factory ____poisonous gases so as to keep the city ____ .
A. sending out; from polluting
B. send out; polluting
C. from sending out; from polluting
D. sending out; from being polluted
10.Your letter ______ the days when we worked together on the farm 20 years ago.
A. called back
B. called up
C. called in
D. called for
11.Kate ______ as a top student in painting.
A. looks out
B. stands out
C. works out
D. finds out
12. The letters PRC _____ the People’s Republic of China.
A. stand for
B. stand with
C. stand on
D. stand of
13. They told the policeman the fact _____ they had nothing to do with
the matter.
A. that
B. which
C. why
D. how
14. His _______ speech made everyone at present _______ greatly．
A. excited；exciting
B. excited；excited
C.exciting；excited
D. exciting；exciting
15. Cars are to Americans _____ bikes are to Chinese.
A. that
B. which
C. what
D. whether
16. Jean did not have time to go to the concert last night because she was busy ______ for her examination. 昨晚她没有时间去音乐会是因为她忙于准备考试.
A. to prepare
B. to be prepared
C. preparing
D. being prepared
17. The computer doesn't work well, so something ______wrong.这部电脑运行不好,因此肯定出毛病了.
A. can have gone
B. should have gone
C. must have gone
D. ought to have gone
18. Although Mary is satisfied with her success, she wonders ______ will happen to her private life.尽管玛丽对自己的成功非常满意,她仍然好奇她将来的私人生活
A. how
B. who
C. what
D. that
19. The concert usually takes place at the People's Square, with the audience ______ on the ground.音乐会通常在人民广场举行,观众们坐在地上.
A. seating
B. seated
C. be seating
D. to seat
20. If the whole program ______ beforehand, a great deal of time and money would have been lost.如果提前计划整个项目,那么就可以节省大量的时间和金钱.
A. was not planned
B. were not planned
C. would not be planned
D. had not been planned
21. Isn't it about the time you ______ to do morning exercises?该是做早操的时候了吗? (虚拟语气It is time that 过去时)
A. began
B. begin
C. should begin
D. have begun
22. I am very grateful to you for what you've given me and ______ you have done for me.感谢你给我们的一切和你为我们所做的一切.
A. which
B. that
C. all what
D. all that=what
23. It was not until she had arrived home ______ remembered her appointment with the doctor.直到她回家她才想起她和医生的约会.(强调句型)
A. when she
B. that she
C. and she
D. she
24. Determined to ______ as if everything were normal, he responded with a kind of indifference.决心若无其事地继续,他淡漠地回答.
A. carry on
B. account for
C. bring up
D. get through
25. He ______ to arrange a loan through a finance company.通过一家金融公司,他成功地安排了贷款.
A. tried
B. succeeded
C. managed
D. endeavored
26. Jack is good, kind, hard working and intelligent. ______ , I can't speak too highly of him.捷克友好,善良,努力而且聪明,总之,他太好了.
A. As a result
B. In a word
C. By the way
D. On the contrary
27. I ______ going to the doctor, but I wish I hadn't.我推迟了见医生,但是我希望我当时没有那么做.
A. pick out
B. make out
C. give off
D. put off
28. Young children often can't _______between TV programs and commercials.小孩经常不能辨别电视和商业广告.
A. separate
B. distinguish
C. compare
D. contrast
29. The morning paper _______ a story about demonstrations in New York and Washington D. C.早报刊登了一则关于在纽约和华盛顿的示威的新闻.
A. carried
B. extended
C. brought
D. took
30. And what we got to _______ is a disgrace.我们将要忍受的是耻辱.
A. come up with
B. catch up with
C. put up with
D. keep up with
31. TOEFL is a test for students _______ native language is not English. 托福考试是为那些母语非英语的学生进行的测试。

A. that
B. of whom
C. whose
D. which
32. He told me how he had given me shelter and protection without which I _______ of hunger. 他告诉我他会给我保护，要是没有他的保护，我会饥饿而死。

A. would be died
B. would die
C. would have died
D. will die
33. This article deals with the natural phenomenon which _______ most interesting to everyone. 人们对这篇介绍自然现象的文章非常感兴趣。

A. are
B. is
C. they are
D. it is
34. He studied hard in his youth, _______ contributed to his great success in later life. 他在年轻的时候学习很用功，这对他晚年的成功起了作用。

A. that
B. it
C. what
D. which
35. The population of many Alaskan cities has _______ doubled in the past three years. 阿拉斯加的人口比过去的三年增加了两倍多。

A. larger than
B. as great as
C. more than
D. as many as
36. He's determined to finish the job _______ long it takes. 不管用花多少时间，他都决定要完成这个工作。

A. no matter
B. however
C. wherever
D. whatever
37. Hardly ever _______ get a good job these days without a good education. 当今，没有受过良好的教育，人们就很难找到工作。

A. people might
B. people can
C. do people
D. have people
38. Nowhere else in the world _______ more attractive scenery than in Switzerland. 在世界任何其他地方都不能找到比瑞士更美的风光了。

A. you can find
B. is found
C. can you find
D. has been found
39. Children learn best by studying at their own ______孩子根据自己的学习步骤，能学得最好。

A. rate
B. speed
C. pace
D. growth
40. The committee is due to _______ its report by the end of this year. 今年年底，委员会决定发表这个报告。

A. release
B. relieve
C. relate
D. retain
41. She's an only child, but they didn't really _______ her. 虽然她是他们唯一的孩子，但是他们并没有溺爱她。

A. hurt
B. damage
C. spoil
D. harm
42. His parents _______ him the opportunity to go to university. 他的父母拒绝给他提供上大学的机会。

A. ignored
B. neglected
C. refused
D. denied
43. _______ all our efforts to save the school, the authorities decided to close it. 尽管他们尽全力去挽救这个学校，但是政府还是决定关闭它。

A. As for
B. Besides
C. Except
D. Despite
44. For a successful business, friendly and _______ staff are essential. 对于一笔成功的买卖，友好和高效的员工是必不可少的。

A. sufficient
B. effective
C. efficient
D. respective
45. To _______ their new shampoo, they are selling it at half price for a month. 他们为了推销新的洗发水，这个月他们实行半价销售的方式。

A. progress
B. proceed
C. promote
D. propose
46. Air pollution _______ , this city is still a good place to live in.由于空气污染大量减少,该城市仍然是居住的好地方.
A. being greatly reduced
B. greatly being reduced
C. to greatly reduce
D. greatly to reduce
47. Many Americans worry about leisure and hurry from one activity to the next, _______ little time to stop and think.许多美国人担心太空闲,忙于从一项活动到另一个活动,留了很少的时间停下来思考.
A. leave
B. leaving
C. left
D. to leave
48. I won't be able to attend the meeting tonight because ___今晚我不能参加会议,是由于今晚的那个时候我将要上课.
A. I must teach a class
B. I teach a class
C. I will be teaching a class
D. I will have been teaching a class
49. Great changes _______ in our institute in the last few years.在过去几年里,我们的学院发生了巨大的变化.
A. have taken place
B. has taken place
C. took place
D. had taken place
50. If the building project _______ by the end of this month is delayed, the construction company will be fined.如果到这个月底将要完成的建筑工程耽搁的话,建筑公司将被罚款.
A. being completed
B. is completed
C. to be completed
D. completed
51. _______ a teacher in a university, it is necessary to have at least a master's degree.要成为大学的老师,至少需要拥有硕士学位.
A. To become
B. Become
C. One becomes
D. On becoming
52. I don't know why she avoids _______ her opinion on the subject.我不知道她为什么拒绝发表对这个问题的看法.
A. to give
B. to be given
C. giving
D. being given
53. If I had remembered _______ the window, the thief would not have got in.如果我记得关窗户,小偷就不会爬进来了.
A. to close
B. closing
C. to have closed
D. having closed。