大学英语四级词汇竞赛1200题

CET-4 Vocabulary Contests
大学英语四级词汇竞赛1200题Contest 1
1. With the _______of Mary, all the girl students are eager to go to the party.
A.exhibition
B.exception
C.except
D.reception
2. Although the traffic is not busy, he likes to drive at a _______ speed.
A.spare
B.fast
C.moderate
D.moral
3. All the memories of his childhood had _______ from his mind by the time he was 65.
A.faded
B.illustrated
fined
D.concerned
4. This river is so big that it is impossible to build a _______ under it without modern technology.
A.canal
B.tunnel
C.channel
D.cable
5. The _______ is nearly dead, so I can not start the car again.
A. bean
B.beam
C.bake
D.battery
6. When making modern cameras, people began to _______ plastics for metal.
A.surround
B.substance
C.stretch
D.substitut
7. With the help of the government, a large number of people ---_______ after the flood in 1991.
A. survived
B.suspended
C.suffered
D.subfected
8. He always has a lot of _______ ideas in his mind, and sometimes we do not even know what he is thinking about.
A. novel
B.spoil
C.acceptable
D.additional
9. Please be serious. I am not _______. You should consider it carefully
A. sorting
B.joking
C.counting
paring
10. We do not have a _______ school in our institute. The highest degree we provide for the students is a B. A. and a B. S.
A. continue
B.bay
C.assistance
D.graduate
11. In the United States, the foreign policy is decided by the ________ government, not by each state.
A. federal
B.figure
C.scientific
D.service
12. He works in our university as a visiting _______, not as a formal faculty member.
A. traditional
B.scholar
C.nurse
D.pilot
13. When you fill in the application form, please use your _______ address so that we can contact you easily later.
A. policy
B.plain
C.permanent
D.principal
14. John _______ to be a polite man. But in fact he is very rude.
A. pretends
B.assures
C.affords
D.melts
15. We can not trust him any more because he often ________ his duty.
A. owes
B.spoils
C.deserts
D.neglects
16. In order to increase our output, we need to import more production _______.
A. facilities
B.hens
C.votes
D.artists
17. When a spacecraft travels, one of the major problems is reentry into the Earth’s _______.
A. surface
B.atmosphere
C.attitude
D.bent
18. This river forms a natural _______ between China and Korea.
A. boundary
B.string
C.spot
D.zone
19. She is already 16years old. But she _______as if she were still a little girl.
A. believes
B.absorbs
C.accrses
D.behaves
20. We are _______ at the rapid progress Mark has made in this semester.
A. distinguished
B.annoyed
C.astonished
D.scored
21. The doctors _______ the medicines to the people in the flood area.
A. distributed
B.packed
C.prayed
D.undertook
22. Much of the news provided by this newspaper is _______, not foreign.
A. domestic
B.strain
C.purchase
D.murder
23. He tried to _______relations with his former wife but he failed.
A. measure
B.maintain
C.shelter
D.reply
24. He _______ to study harder in the future so that he could have more opportunities to find a better job.
A. resolved
B.resorted
C.requested
D.reserved
25. The _______ work continued for more than a week but there was still no sign of the missing boy.
A. research
B.rescue
C.vessel
D.vast
26. Many kinds of animals are believed to have _________from the earth
A. withdrawn
B.vanished
C.found
D.hung
27. The engineers in this lab spent several weeks _______ their plans for the new bicycle.
A. counting
B.stripping
C.elaborating
D.casting
28. Pine trees are usually believed to _______ cold weather.
A. guard
B.accomplish
C.roar
D.endure
29. Free medical service is _______ to nearly all the college students in China.
A. favorite
B.available
C.convenient
D.average
30. After working for twenty hours without any rest, the doctors were _______.
A. exhausted
B.mounted
C.wrapped
D.restored
31. The college students in China are _______ from smoking on campus because this will do them no good.
A. discouraged
B.observed
C.obeyed
D.obtained
32. Professor Smith is also the _______ of the international program office. If you have any problem when you study here, you may go to him for help.
A. detective
B.president
C.manager
D.director
33. We won’t allow any foreign country to _______ in our internal affairs.
A. devote
B.district
C.interfere
D.wander
34. We can not _______ all the magazines together.
A. route
B.draw
C.thread
D.bind
35. What he said in the meeting _______ everybody present.
A. disgusted
B.dismissed
C.disposed
D.eliminated
36. Some lazy men would rather _______ than work.
A. indicate
B.declare
C.solve
D.starve
37. This boy was _______ for what he had done in the class.
A. scolded
B.overcome
C.inclined
D.displayed
38. Some states in the United States _______ people to carry guns.
A. apply
B.charm
C.ignore
D.forbid
39. Carelessness made him fall in his job _______.
A.interview
B.intention
C.stomach
D.stocking
40. Sometimes it is very difficult to _______ some of the English words. Even the native speaker can not help.
A. decrease
B.create
C.define
D.delight
41. Students with _______ problems may apply for student loans.
A. economic
B.financial
C.male
D.economical
42. Both sugar and salt can ______in water.
A. desert
B.absorb
C.dissolve
D.involve
43. I have not heard anything from him since his _______.
A. departure
B.fault
C.foundation
D.acciptance
44. Without a proper education, people could _______ all kinds of crimes.
A. conduct
B.stoop
mit
D.sweat
45. Several loudspeakers are _______ from the ceiling and we can hear the speaker very clearly.
A. connected
B.sustained
C.associated
D.suspended
46. This morning in the class, our teacher lost his _______ at last because he could not stand any more.
A. temper
B.terror
C.verse
D.contain
47. It is not ---_______ for me to return all the books to the library now because I still need some of them for my research.
A. continuous
B.difficult
C.convenient
D.sufficient
48. When traveling alone in the mountains, you’d better take a _______ with you in case you get lost.
A. compass
press
plse
D.campus
49. As a teacher, you should not _______ the students from asking questions in class.
A. ruin
B.restrain
C.import
D.impose
50. If you have any problems during your study here, please do not _______ to call me for help
A. hesitate
B.despair
C.urge
D.request
Contest1. 答案：
1.B
2.C
3.A
4.B
5.D
6.D
7.A
8.A
9.B 10.D 11.A 12.B 13.C
14.A 15.D 16.A 17.B 18.A 19.D 20.C 21.A 22.A 23.B 24.A
25.B 26.B 27.C 28.D 29.B 30.A 31.A 32.D 33.C 34.D 35.A
36.D 37.A 38.D 39.A 40.C 41.B 42.C 43.A 44.C 45.D 46.A
47.C 48.A 49.B 50.A
大学英语四级词汇竞赛1200题Contest 2
1. This kind of medicine has the power to _______poison.
A.splash
B.resist
C.adopt
D.occupy
2. He is easily _______ so I do not like to talk with him.
A.defended
B.afforded
C.created
D.offended
3.I am _______ to believe that he won’t come back to see his wife again.
A.inclined
B.puzzled
C.accompanied
D.performed
4.Before you mail this letter, you should check again whether you have _______ it or not.
A.sunk
B.sighed
C.sought
D.sealed
5.After talking for nearly ten hours, he _______ to the government’s pressure at last.
A.expressed
B.yielded
C.decreased
D.approved
6.My hands and feet were ________ with cold as I waited for the bus.
A. cliff
B.still
C.stiff
D.stick
7.This problem is beyond his ability and he can not ________ it.
A.slip
B.pack
C.gain
D.solve
8.When you buy the spare parts for your car, try to get the _______ ones from the authorized dealer.
A.genuine
B.generous
C.genius
D.gentle
9.If you use _______, you can get a higher quality picture.
A.wax
B.shame
C.goose
D.slides
10.Who _______ this country, the people or the president? This question is not easy to answer.
A.frightens
B.differs
C.displays
erns
11.This year our university does not have any _______ to continue the international student exchange program.
A.function
B.fundamental
C.funeral
D.funds
12.Who is the patient being _______ on?
A.painted
B.operated
C.tied
D.fetched
13.Mary is _______ of music but I am not.
A.pause
B.adventure
C.grammatical
D.fond
14.This man has been proved _______ of murder.
A.guilty
B.spoil
C.flash
D.curious
15.The international situation is very _______ in the Middle East.
A.delicious
B.perfect
C.delicate
D.percent
16.Even though he knew that I should study, he still ______ me to go to the movies.
A.recognized
B.extended
C.persuaded
D.unexpected
17.We _______ that it will take another four months to finish this plan.
A.grant
B.estimate
C.council
D.check
18.He read the paper several times but be still _______ some printer’s errors.
A.overlooked
B.ignored
C.noticed
D.outlined
19.She often talks with a _______ appearance but in fact she is always telling lies.
A.tidy
B.sincere
C.worship
D.merry
20.If the students can not support themselves during their study in university, they may ask for a student _______ from the government.
A.menu
B.spoon
C.loan
D.bond
21.English has become a communication _______ for people from different countries.
A.merit
B.stream
C.enjoyment
D.medium
22.During the eight years war, many people _______ their blood for their country.
A.shed
B.tempted
C.reserved
D.devoted
23.You have greatly _______us. What you have done is not what you told us about several weeks ago.
A.disappointed
B.deserted
C.clarified
D.opposed
24.Before you begin writing your paper, please write ------__________ first. Then we can have a better idea about what you are going to talk about.
A.an origin
B.a detail
C.an example
D.an outline
25.If you ask why I plan to study in the United States, the only answer is that it is a _______ for me .
A.chapter
B.ceremony
C.chamber D challenge
26.A _______ political and economic situation is very important for the development of any country.
A.stain
B.stable
C.peaceful
D.pink
27.The financial support is decided not only according to your GRE score, but also according to your _______ in college.
A.performance
B.policy
C.smart
D.statement
28.The World Trade Center is often called a _______ Building, because it is made up of two identical buildings.
A. Alike
B.Folk
C.Twin
D.Former
29.It is impossible for us to _______ such a difficult task within the limited time.
A.fuel
B.frown
C.fulfill
D.frost
30.Please do not _______ when somebody else is talking.
A. intend
B.interpret
C.interupt
D.invest
31.As a commander, you should not _______ the soldiers to unnecessary danger.
A.express
B.explode
C.ecploit
D.expose
32.This newspaper often _______ the government’s opinion, not the public opinion
A.affects
B.reacts
C.reflects
D.recognizes
33.Although in great danger, the wounded still did not want to _______ from the front.
A.feedback
B.backward
C.withdraw
D.departure
34.This movie has a _______ ending. You can not imagine who will be killed finally.
A.dramatic
B.original
C.considerable
D.temple
35.During the graduation _______, the president gave a wonderful opening speech.
A.evolution
B.sign
C.individual
D.ceremony
36.The dog _______ the rabbit but could not catch it.
A.ceased
B.chained
C.checked
D.chased
37.If your letter is over weight, you must pay for the _______.
A.excess
B.exceed
C.checked
D.chased
38.In the class the teacher asked the students to _______ their bad habits.
A.weaken
B.omit
C.overcome
D.overtake
39.When you study in the United States, usually you have to buy your own health _______.
A.insurance
B.expense
C.evidence
D.payment
40.Chocolate and ice-cream have different _______.
A.favour
B.favourites
C.fever
D.flavours
41.This is an _______ that will not be easily forgotten.
A.impact
B.academic
C.insult
D.alternative
42.Please _______ me for my rudeness. I really do not know the custom here.
A. engage
fort
C.execute
D.forgive
43.Water and air are _______ to human beings. We can not live without them.
A.harbour
B.function
C.definite
D.essential
44.When the airplane takes off, the passengers are told to _______ their seat belts.
A.fountain
B.fix
C.tight
D.fasten
45.This is not what we asked you to do. You can not get more pay for the _______ work.
A.owing
B.device
C.tired
D.extra
46.My throat is _______. I cannot speak any more.
A.sore
B.purchase
C.glow
D.faint
47.Many years ago, a lot of factories were _______ from big cities to the mountainous areas in case of war.
A.transferred
B.transformed
C.transmitted
D.transported
48.He said in his letter that he would _______ some photographs but I couldn’t find a nything in the envelope.
A.case
B.double
C.enclose
D.nonsense
49.Many English words are _______ from Latin.
A.displayed
B.spread
C.lost
D.derived
50.I feel _______ to say that I can not believe what he said.
A.wanted
B.observed
C.obliged
D.wandered
Contest 2. 答案:
1.B
2.D
3.A
4.D
5.B
6.C
7.D
8.A
9.D 10.D 11.D 12.B 13.D
14.A 15.C 16.C 17.B 18.A 19.B 20.C 21.D 22.A 23.A 24.D
25.D 26.B 27.A 28.C 29.C 30.C 31.D 32.C 33.C 34.A 35.D
36.D 37.A 38.C 39.A 40.D 41.C 42.D 43.D 44.D 45.D 46.A
47.A 48.C 49.D 50.D
大学英语四级词汇竞赛1200题Contest 3
1.This watch is _______ by hand, not by machine, so it is very expensive.
A.flat
B.coined
C.bored
D.manufactured
2.These two horses look so much alike that we can not _______ one from the other.
A.differ
B.detail
C.distinguish
D.defeat
3.The president of that company was very calm during the political _______.
A.failure
B.fashion
C.proceed
D.crisis
4._______ is usually the chief enemy of the camera lens.
A.Oxxasion
B.vain
C.Moisture
D.Deck
5.The _______ left the ship after sixty hours of hard struggle.
A.dash
B.cell
C.crew
D.gay
6.On our way to Beijing, we visited Xi’an, a city of two million _______, and stayed there for two days.
A. insects
B.human
C.inhabitants
D.flights
7.One of the main reasons for air pollution is that many cars _______ smoke into the atmosphere.
A.gather
B.hire
C.discharge
D.escape
8.Don’t forget to _______ to let us know you a rrived safely.
A.cable
B.cage
C.border
D.bay
9.She gave him a _______ that she could not come to his party.
A.mistress
B.shoot
C.neck
D.hint
10.When the temperature is below zero, water will _______.
A.freeze
B.virtue
C.sink
D.seek
11.1,3,5,7 and 9 are _______ numbers and 2,4,6 and 8 are not.
A.odd
B.even
C.extra
D.nut
12.He always _______ to everything and never agrees with anybody.
A.projects
B.gives
C.folds
D.objects
13.I was born in Japan, but I have _______ Chinese citizenship.
A.retained
B.represented
C.reported
D.required
14.He made a rough _______ of the first floor of that building, showing us where his office was located.
A.painting
B.illustration
C.drawing
D.sketch
15.He is deeply _______ in the trouble of his company.
A. involved
B.occurred
C.packed
D.represented
16.He always leaves _______ for all the words he does not know in his translation.
A.blankets
B.blind
C.black
D.blanks
17.Smoking and drinking are regarded as _______ in some countries because they do no good to health.
A.vices
B.habits
C.customs
D.copies
18.The news has not yet been officially _______ by the government.
A.struck
B.confirmed
C.founded
D.pointed
19.These are two _______ issures, but people often take them as one.
A.ruin
B.nest
C.distinct
D.castle
20.What _______ did you watch on television last night?
A.wave
B.frequency
C.channel
D.tunnel
21.The Bushmen are _______ hunters even though their weapons are primitive.
A.favourite
B.original
C.sufficient
D.expert
22.Before he left the White House, the president made a _______ speech.
A.quaarel
B.symbol
C.automobile
D.farewell
23.The local government has begun a _______ in this city to cut down the traffic accidents.
A.proContest
B.punishment
C.protection
D.project
24.It is highly _______ that he come here tomorrow to join us.
A.desirable
B.doubtful
C.good
D.wanted
25.A new idea began to _______ from his mind when he was on his way back home.
A.emerge
B.output
C.starve
D.tend
26.If you just stay in this city for few days, we can give you a _______ library card and you can still make use of the books in the city library.
A.terminal
B.temporary
C.regular
D.chamber
27.When you buy anything expensive, never forget to ask for the _______ from the shop.
A.render
B.trust
C.receipt
D.tale
28.These programs are designed for those young people who want to _______ higher education but do not have enough time to go to university.
A. insure
B.purse
C.purchase
D.pursue
29.In order to write his paper, he borrowed a lot of _______ books from the school library.
A. implication
B.reference
C.sample
D.saucer
30.When he opened the door, he used too much force and _______ the key.
A.trailed
B.varied
C.twisted
D.wicked
31.When heated, water changes into _______.
A.solid
B.vapour
C.liquid
D.air
32.What she achieved in her research might _______ what she had been expecting.
A.exceed
B.exclaim
C.excess
D.extend
33.It is _______ to anyone here that the department chairman has refused to support the new project.
A.factor
B.false
C.evident
D.elastic
34.He _______ his father in appearance but not in height.
A.repeats
B.looks
C.resembles
D.likes
35.Both O.J.Simpson and Jim Brown have been ______ as the greaContest players in the history of football.
A.ranked
B.recorded
C.stocked
D.stripped
36.The airplane took off soon. It was like being on an old train ______ from side to side and going faster and faster.
A.surrounding
B.foregoing
C.swaying
D.frowning
37.This is a poem about _______ life in the American West.
A.bay
B.chamber
C.frank
D.dozen
39.What they produced has no any _______ value. But it is very useful to their research.
A.filter
B.fold
C.partial
mercial
40.When talking about Chinese culture, people often _______ its origin with the Yellow River.
A.worship
B.vain
C.reveal
D.associate
41.As a chairman for nearly ten years, Professor Smith has never _______ to anything dishonest.
A.beard
B.attached
C.granted
D.kept
43.The ---_______ between Chinese and Japanese is not so obvious so that it is not easy to distinguish between people from the two countries.
A.distinction
B.equivalent
C.index
D.murder
44.When he caught a _______ of his girl-friend in the rain, Jack asked the taxi driver to stop to pick her up.
A.harbour
B.kettle
C.glimpse
D.scale
45.He’ll always be _______ to you for what you’v e done.
A.peaceful
B.secure
C.grateful
panion
46.In Nearly any country, there always exists a _______ gap between the old and the young.
A.generation
B.helicopter
C.noticeable
D.ounce
47.Excuse me, sir. Could you please tell me what number I should dial to get the _______.
A.throat
B.verse
C.conductor
D.operator
48.Without the _______ materials imported from abroad, Japan can hardly produce anything.
A.storey
B.valuable
C.spare
D.raw
49.We may be able to _______ you in some way if you can not finish your work on time.
A.resist
B.insist
C.assist
D.disease
50.She always dreamed of an _______ job even when she was ten years old.
A. ideal
B.indirect
C.absolute
D.aid
Contest 3. 答案：
1.D
2.C
3.D
4.C
5.C
6.C
7.C
8.A
9.D 10.A 11.A 12.D13.A
14.D 15.A 16.D 17.A 18.B 19.C 20.C 21.D 22.D 23.D 24.A
25.A 26.B 27.C 28.D 29.B 30.C 31.B 32.A 33.C 34.C 35.A
36.C 37.A 38.C 39.D 40.D 41.C 42.B 43.A 44.C 45.C 46.A
47.D 48.D 49.C 50.A
大学英语四级词汇竞赛1200题Contest 4
1.Even though he has lived in China for many years, Mark still can not _______ himself to the Chinese customs.
A.adopt
B.adjust
C.adapt
D.accept
2.He tried to _______ with the manager for has salary.
A.evaluate
B.object
C.bargain
D.pause
3.To some _______, Mary still does not understand this unit. But she herself does not believe so.
A.extend
B.part
C.extent
D.content
4.Great Britain and France will hold a _______ regarding some European economic problems.
A.conference
B.reference
C.conversion
D.cooperation
5.Since he often travels on business, he can _______ himself to sleeping in any place he can find.
A.make
B.accustom
C.force
D.let
6.He has _______ much time and energy for his invention.
A.contained
B.proceeded
C.consumed
D.paid
7.A good teacher always tries to _______ students to ask question.
A.encourage
B.obey
C.recall
D.spread
8.If you want to see the chairman of the department, you’d better make an _______ with his secretary first.
A.admission
B.agreement
C.appointment
D.alphabet
9.They say the new film is a(n) _______ picture so they won’t go to see it.
A. internal
B.odd
C.interesting
D.dull
10.The judge _______ the murderer to twenty years in prison.
A.required
B.ordered
C.indicated
D.sentenced
11.This university has _______ a great deal since our last visit.
A.appeared
B.altered
C.approached
D.admired
12.She is narrow minded and always _______ what other people have.
A. jealous
B.owes
C.misses
D.envies
13.When he woke up from his dream, the frightened boy tried to _______ his mother’s arm.
A.grape
B.grey
C.grip
D.grave
14.Mary has never been _______ a ship.
A.abroad
B.aboard
C.above
D.absorb
15.The modern camera lens may be coated with more than ten _______ for each piece of its glass.
A. levels
B.stories
yers
D.formations
16.The thief was _______ by the police at the railway station.
A.carpet
B.mined
C.captured
D.mounted
17.In fact, there is no _______ liberty in any country.
A.adequate
B.absolute
C.private
D.practical
18.There is too much noise outside. I can not _______my attention on my work.
A.connect
B.flat
C.fill
D.concentrate
19.While studying at U.C.L.A.,Mr.Wang _______ his old friend, whom he has not seen for nearly twenty years.
A.encountered
B.whispered
C.swung
D.maid
20.The _______ production of engines in our factory has doubled this year.
A.manual
B.annual
C.amount
D.alike
21.The Foreign Minister made an excellent _______ on the current international situation.
mittee
mand
ment
mission
22.They _______ cattle mainly for the international market.
A.carpenter
B.district
C.ox
D.breed
23.He went to the dance last night but couldn’t find a _______ because of his strange clothes.
A.pond
B.saddle
C.partner
D.salad
24.Her father will never _______ of her going to study in the United States alone.
A.prove
B.agree
C.admit
D.approve
25.I wish I could _______ you somehow for your kindness.
A.straw
B.issue
C.reward
D.own
26.Our teacher was _______ by the funny story.
A.naked
B.yielded
C.amused
D.expanded
27.The young people made a new _______ to the governor
A.proposal
B.submerge
C.tendency
D.thread
28.In the film we saw last night, the hero _______ his wife to death with his sword.
A.throat
B.thrust
C.trust
D.thread
29.If there is no other way to save a _______ person in a tall building on fire, fire fighters may spread
a net into which the person can jump.
A.volt
B.wrapped
C.trapped
D.deserted
30.Since 1978, many new _______ have been developed in our university to meet the increasing demands of the students.
A.disciplines
B.entrances
C.checks
D.flames
31.How can we finish the work in the _______ of any other helpers?
A.era
B.haste
C.spare
D.absence
32.The wounded soldiers’ blood _______ the ground red at the front.
A.died
B.dumped
C.drawed
D.dyed
33.There are two governments in this country. But neither of them is regarded as the _______ one by the other.
A.panel
B.legal
C.purple
D.republic
34.The question then ________: What are we going to do when we graduate from the university?
A.raises
B.arouses
C.arises
D.rises
35.The _______ between the two playing periods of a football game is only a few minutes.
A. internal
B.reserve
C.interval
D.radium
36.What we need to learn is how to put theory into _______ when we begin our fieldwork here.
A.appearance
B.application
C.accomplish
D.achievement
37.It is a _______ truth that man is the only animal that has the power to speak and reason.
A.worthy
B.virtual
C.universal
D.indefinite
38.His speech _______ the young people to continue their study.
A.glanced
B.delayed
C.inspired
D.created
39.The ground around here is mostly _______ and not very good for farming.
A.board
B.clay
C.kid
D.wax
40.Some people say that education is the best _______ for children.
A. investigation
anization
C.investment
D.origin
41.She likes the _______ flower instead of the natural one.
A. article
B.adventure
C.ancient
D.artificial
42.This highway runs _______ to the railway.
A. identical
B.suitable
C.parallel
D.distribution
43.The rent for this house is $ 250. But you need also pay $50 first as the _______.
A.deposit
B.council
C.desired
D.submitted
44.The rebuilding plan was _______ to the committee.
A.taped
B.admitted
C.desired
D.submitted
45.Jack London worked very hard and finally he _______ success.
A.made
B.found
C.sought
D.achieved
46.It’s just _______ b ite. There is nothing to worry about.
A.a vessel
B.a temple
C.an insect
D.an arbitrary
47.Jack is _______ of stealing the books from the library.
A.accused
B.witnessed
C.strained
D.found
48.Metals expand when they are heated and _______ when cooled.
A. indicate
B.eliminate
C.conquer
D.contract
49.In order to _______ a good knowledge of English, he gave up his job and went to study in an English school.
A.require
B.inquire
C.acquire
D.address
50.He checked carefully to _______ the possible errors in his design.
A.eliminate
B.exceed
C.enlarge
D.vibrate
Contest 4. 答案:
1.C
2.C
3.C
4.A
5.B
6.C
7.A
8.C
9.D 10.D 11.B 12.D 13.C
14.B 15.C 16.C 17.B 18.D 19.A 20.B 21.C 22.D 23.C 24.D
25.C 26.C 27.A 28.B 29.C 30.A 31.D 32.D 33.B 34.C 35.C
36.B 37.C 38.C 39.B 40.C 41.D 42.C 43.A 44.D 45.D 46.C
47.A 48.D 49.C 50.A。