15春北航《大学英语3》在线作业一二三资料辅导资料

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北航《大学英语3》在线作业1




一、单选题（共 25 道试题，共 100 分。）

1.  I’m not sure whether I can gain any profit from the investment, so I can’t make a(n) （ ） promise to help you
A. exact
B. defined
C. definite
D. sure
正确资料：C
2.  （ ）the meanwhile, he is busy trying to persuade her.
A. At
B. On
C. In
D. With
正确资料：C
3.  Not having seen each other for a long time, the two sisters（ ）warmly.
A. embraced
B. enclosed
C. engaged
D. exchanged
正确资料：A
4.  John studied hard before the examination, and it_____. He received an A.
A. paid off
B. worth
C. valuable
D. make out
正确资料：A
5.  My brother,（ ）lives in Iceland, is coming to visit us.
A. which
B. that
C. whom
D. who
正确资料：D
6.  I（ ） for a post in England.
A. applied
B. request
C. demand
D. claim
正确资料：
7.  According to one belief, if truth is to be known it will make itself apparent, so one（ ）wait instead of searching for it.
A. would rather
B. had to
C. cannot but
D. had best
正确资料：
8.  If he （ ）such a good chance, he would have planned to learn more.
A. was giving
B. had given
C. had been given
D. was to give
正确资料：
9.  It is not profitable to provide bus services in districts where the population is widely____
A. separated
B. scattered
C. spaced
D. divided
正确资料：
10.  Do you have a preference（ ）a particular food?
A. with
B. at
C. for
D. in
正确资料：
11.  For the health of babies, breastfeeding is far superior _______ bottle-feeding.
A. to
B. than
C. beyond
D. for
正确资料：
12.  He felt（ ）of what he had done in school.
A. shy
B. ash
C. advisable
D. ashamed
正确资料：
13.  He was knocked down by a car and badly（ ）.
A. injured
B. damaged
C. harmed
D. ruined
正确资料：
14.  Jack （ ）his heavy coat because it was snowing.
A. put back
B. put on
C. put away
D. put aside
正确资料：
15.  All the roommates welcome Mary's suggestion that they（ ）only English in their dormitory.
A. should speak
B. would speak
C. must speak
D. had better speak
正确资料：
16.  “Mind your spelling”, said the teacher to the students（ ）spelling was simply terrible.
A. who
B. whom
C. whose
D. that
正确资料：
17.  Hardly（ ）the people ran toward it.
A. had the plane landed when
B. had the plane landed than
C. the plane had landed before
D. the plane was landing than
正确资料：
18.  ________ breaks the law should receive severe punishment.
A. who
B. whoever
C. whatever
D. what
正确资料：
19.  First published in 1927, the charts remain an（ ）source for researchers.
A. intelligent
B. inevitable
C. indispensable
D. identical
正确资料：
20.  He （ ）on it for a long time before giving his advice.
A. reflected
B. thought
C. considered
D. contemplated
正确资料：
21.  The lecture given by Prof. Hope on American culture was very interesting. You___ it.
A. don’t have to mis
B. shouldn’t have missed
C. shouldn’t miss
D. needn’t have missed
正确资料：
22.  The two towns are ____ by a railway.
A. consoled
B. joined
C. connected
D. united
正确资料：
23.  Not only （ ）this young man intelligent, but also hard working.
A. has
B. had
C. are
D. is
正确资料：
24.  Life is going on at a quick pace. There is not only（ ）coffee, but also（ ）noodle
A. rapid…convenient
B. immediate…instant
C. instant…instant
D. prompt…immediate
正确资料：
25.  After（ ）for ten minutes the liquid should be allowed to cool.
A. heat
B. heated
C. being heated
D. having heated
正确资料：





谋学网(www.mouxue.com)是国内最专业的奥鹏作业资料，奥鹏离线作业资料及奥鹏毕业论文辅导型网站，主要提供奥鹏中医大、大工、东财、北语、北航、川大、南开等奥鹏作业资料辅导，致力打造中国最专业的远程教育辅导社区。