《大学英语下》在线作业

一、单选题 (共 25 道试题,共 100 分)
1.The government has devoted a larger slice of its national ____ to agriculture than most other countries.
A.resources
B.potential
C.budget
D.economy

2.Between 1974 and 1997, the number of overseas visitors expanded ________27%.
A.by
B.for
C.to
D.in

3.If your monthly salary exceeds 10,000, you have to （ ） 20% tax from the sum you receive.
A.designate
B.repay
C.subtract
D.snatch

4.I am sorry____________ written you a letter at the time.
A.to have not
B.to not have
C.not to have
D.not having

5.A computer file is a collection of ( ) data, used to organize the storage and processing of data by computer.
A.electrical
B.artificial
C.electronic
D.genuine

6.Jack____________ in the street when I____________on him.
A.walked...called
B.was walking ... was calling
C.walked ... was calling
D.was walking ... called

7.Your friend and adviser （ ） agreed to help me.
A.have
B.has
C.is
D.are

8.Will you lend him a magazine ____________?
A.to be read
B.for readi ng
C.to read
D.he read

9.In social dancing, the participants dance for their own pleasure rather than for the ( ) of an audience.
A.appreciation
B.entertainment
C.leisure
D.temptation

10.David ____________himself while he ____________the machine.
A.hurted... was fixing
B.hurts... is fixing
C.hurt ... fixed
D.hurt ... was fixing

11.A：You should have thanked her before you left. B： I meant____________, but when I was leaving I couldn't find her anywhere.
A.to do
B.to
C.doing
D.doing so

12.Tom had t he paper （ ）as soon as he finished（ ）it.
A.to be typed ….to write
B.typed… to write
C.being t yped…writing
D.typed … writing

13.She cooked the meat for a long time so as to make it ________ enough to eat.
A.mild
B.slight
C.light
D.tender

14.A: You should have given them some suggestions. B: ____________ , but who would listen to me?
A.So should I
B.So I should
C.So di d I
D.So I did

15.The words of his old teacher left a ________ impression on his mind. He is still influenced by them.
A.long
B.lively
C.lasting
D.liberal

16.With the shining water before you and the wind ( ), trees behind you, you can not hel p ( ).
A.blow...but feel relaxed
B.blowing... feeling relaxed
C.blown...but feel relaxing
D.blowing... but feel relaxing

17.Parks and open spaces are essential to the quality of life in dense ( ) areas such as New York City.
A.agricultural
B.rural
C.suburban
D.urban

18.I'm afraid I can't finish the work ____________to help me.
A.unless you will come
B.unless you come
C.until you will come
D.until you shall come

19.Although many people view conflict as bad, conflict is sometimes useful ________ it forces people to test the relative merits of their attitudes and behaviors.
A.by which
B.to which
C.in that
D.so that

20.She ought to stop work; she has a headache because she ________ too long.
A.has been reading
B.had read
C.is reading
D.read

21.The ( ) of older persons is relatively low in developi ng countries, but it is growing much faster than that in the West.
A.addition
B.maj ority
C.percentage
D.statistic

22.This ki nd of glasses manufactured by experienced craftsmen ________ comfortably.
A.is worn
B.wears
C.wearing
D.are worn

23.Seeing the police coming, away____________ .
A.the thieves ran
B.had the thieves run
C.ran the thieves
D.did the thieves run

24.They seem（ ） in that film.
A.interesting
B.interested
C.to int erest
D.to be interested

25.( ) their service, many taxi drivers in Shanghai are now learning everyday English.
A.Improving
B.Having improved
C.Improved
D.To improve

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