兰州大学2012春学期《大学英语(3)》在线作业2

谋学网

一、单选题（共 20 道试题，共 100 分。）V 1.  Statuses are marvelous human inventions that enable us to get along with one another and to determine where 　we "fit " in society. As we go about our everyday lives, we mentally attempy to place people in terms of their statuses. For example, we must
A. determine whether a person is fit for a certain job'
B. behave appropriately in relation to other people
C. protect ourselves in unfamiliar situations
D. make friends with other people
      满分：5  分
2.  It has a number of applications, ____________ may be mentioned its use in flash lamps.
A. among which
B. which
C. and which
D. each of which
      满分：5  分
3.  Four is _________of two.
A. two
B. double
C. thetwo
D. thedouble
      满分：5  分
4.  To reduce weight, plastic has taken _______ of iron and steel in making boats.
A. itsplace
B. place
C. theplace
D. aplace
      满分：5  分
5.  The Oregon Trail went through the South Pass, ___________ in 1842.
A. where was gold discovered
B. it was where gold was discovered
C. discovered where gold was
D. where gold was discovered
      满分：5  分
6.  . The author of the book _________ that women can live longer than men.
A. says
B. is saying
C. saying
D. was said
      满分：5  分
7.  Choose the best topic sentence from the group below.
A. More and more students have part-jobs out of campus.
B. The population of university students having part-time jobs is increasing quickly.
C. Part-time jobs can foster university students' sense of competition.
D. More people support students to have part-time
      满分：5  分
8.  I asked the saleswoman to __________ the price, but she firmly refused to. Faced with this I decided to turn to the manager.
A. bring down
B. lay down
C. put down
D. draw down
      满分：5  分
9.  This picture does not __________ the one you showed me yesterday.
A. come down with
B. come up to
C. come up with
D. come up against
      满分：5  分
10.  It is rather cold again today, but tomorrow we expect the temperature to ___________.
A. lift
B. rise
C. grow
D. raise
      满分：5  分
11.  They have produced_________ grain this year as they did in 1997.
A. twiceasmuch
B. astwicemuch
C. twiceasmany
D. astwicemany
      满分：5  分
12.  After the_________ riding, we have covered_____ of the whole distance.
A. four-hour,three-fourths
B. four-hours,three-fourth
C. four-hours,three-fourths
D. four-hours,three-fourthes
      满分：5  分
13.  ______ the government argees to give extra money, the theatre will have to be closed next month.
A. Unless
B. If
C. Since
D. As
      满分：5  分
14.  ______ these models several were exciting, ____ of them exactly right．
A. Of  noneofwhich
B.
Among noneofwhich

C.
Of noneofthem

D.
Among noneofthem

      满分：5  分
15.  When passing me he pretended ______ me.
A. tosee
B. nothavingseen
C. tohavenotseen
D. nottohaveseen
      满分：5  分
16.  . He is somewhere _________ .
A. in50yearsold
B. inhisfifties
C. infiftyyears
D. inthefifty
      满分：5  分
17.  —I can never forget the day ___ we spent together in the summer camp． —Well, especially the day _______it suddenly began to rain in the middle of the night．
A. when,when
B. which,when
C. what,that
D. onwhich,when
      满分：5  分
18.  He behaves so rudely that Mary decided to __________ him.
A. neglect
B. careless
C. ignore
D. inquire
      满分：5  分
19.  We must leave the party at exactly 9:00 _____________ we will be late for work.
A. for else
B. other
C. else
D. otherwise
      满分：5  分
20.  The price of that type of computer has been reduced _________ .
A. on15percent
B. bypercentof15
C. by15percent
D. by15percents
      满分：5  分