21春《大学英语（二）》北语网院作业_1答案
21春《大学英语（二）》作业_11.[单选题] One must keep calm in ___ time of danger.
A.an
B. a
C. /
D. the
答:——C——
2.[单选题] No one has yet succeeded in explaining the ___ of how life began.
A.problem
B.cause
C.puzzle
D.logic
答:——C——
3.[单选题] She never laughed, ___lose her temper.
A.or she ever did
B.nor did she ever
C.or did she ever
D.nor she ever did
答:——B——
4.[单选题] They have___ baby.
A.a five month old
B.a fifth-month-old
C.a five-month-old
D.a five-months-old
答:————
5.[单选题] He has not answered my letter I wrote last month. ___are that he has not received it.
A.Chances
B.Possibilities
C.Probabilities
D.Opportunities
答:————
6.[单选题] ___your letter of complaint, it has been delivered to the general manager.
A.As for
B.Concerning
C.With
D.Considering
答:————
7.[单选题] Knowing something as a whole is far from knowing all its ___.
A.instance
B.character
C.items
D.details
答:————
8.[单选题] He is not such a man ___ would leave his work half done.
A.that
B.which
C.who
D.as
答:————
9.[单选题] ___some information,she could have answered the questions.
A.She had been given
B.If she was given
C.Had if she been given
D.Had she been given
答:————
10.[单选题] Environment is a great ___on character.
A.influences
B.affect
C.effect
D.influence
答:————
11.[单选题] It must have been ___ who gave the signal.
A.them
B.they
C.theirs
D.these
答:————
12.[单选题] What ___ would happen if the director knew the fact?
A.do you suppose
B.will
C.you suppose
D.you would suppose
答:————
13.[单选题] The ancient Egyptians are supposed ___ rockets to the moon.
A.to send
B.to be sending
C.to have sent
D.to have been sending
答:————
14.[单选题] The doctor soon made the worried patient feel ___.
A.for ease
B.at ease
C.in ease
D.on ease
答:————
15.[单选题] Excuse me, but it is time to have your temperature ___ .
A.taking
B.to take
C.take
D.taken
答:————
16.[单选题] The clever boy made a hole in the wall, ___ he could see ___ was going on inside house.
A.which...what
B.through which...what
C.through that...what
D.what...that
答:————
17.[单选题] It was essential that the application forms ___ back before the deadline.
A.must be sent
B.would be sent
C.be sent
D.were sent
答:————
18.[单选题] I have bought two ballpens, ___ writes well.
A.none of them
B.neither of them
C.neither of which
D.none of which
答:————
19.[单选题] They have no idea at all___.
A.where he has gone
B.where did he go
C.which place has he gone
D.where has he gone
答:————
20.[单选题] ___ receiving the gift, Einstein wrote a letter of thanks to the author immediately.
A.While
B.The moment
C.Since
D.On
答:————
21.[单选题] In deciding ___ a course of action，the candidates tried to estimate its likely impact on the voters.
A.what to pursue
B.which to pursue
C.whether to pursue
D.if to pursue
答:————
22.[单选题] A large part of human activity, particularly in relation to the environment, is ___ conditions or events.
A.in response to
B.in favor of
C.in contrast to
D.in excess of
答:————
23.[单选题] They discussed the problem three or four times, but could come to no ___ .
A.end
B.conclusion
C.result
D.judgment
答:————
24.[单选题] Car rental is ___to thrive in the near future.
A.certain
B.likely
C.possible
D.maybe
答:————
25.[单选题] She has a ___ boy.
A.13 years old
B.13 year olds
C.13-year-old
D.13-years-old
答:————
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