【易百网】北语网院17春《大学英语》（二）作业_4答案
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一、( 每题4分 共25道小题 总分值100分 )
1.It was essential that the application forms ___ back before the deadline.(4分)
A. must be sent
B. would be sent
C. be sent
D. were sent
是否存疑
2.Once environmental damage ___ it takes many years for the system to recover.(4分)
A. has done
B. is to do
C. does
D. is done
是否存疑
3.___ a bad habit is formed，it will not be easy to get rid of it.(4分)
A. Since
B. Because
C. While
D. Once
是否存疑
4.He has been ___ out to represent our district to attend this meeting.(4分)
A. chosen
B. worked
C. singled
D. pressed
是否存疑
5.People appreciate ___ with him because he has a good sense of humor.(4分)
A. to work
B. to have worked
C. working
D. having worked
是否存疑
6.Jim kept the dog ___ up.(4分)
A. chain
B. chaining
C. chained
D. to chain
是否存疑
7.Many lives have been saved by this famous___.(4分)
A. surgery
B. surgical
C. surgeon
D. dentist
是否存疑
8.The___plains stretch for hundreds of miles.(4分)
A. vast
B. huge
C. giant
D. enormous
是否存疑
9.Tom’s score on the test is the highest in the class he ___ last night.(4分)
A. should study
B. should have studied
C. must have studied
D. must have to study
是否存疑
10.Waking up at dawn，she found ___.(4分)
A. herself still to sit at the desk
B. that she still sitting at desk
C. herself still sitting at the desk
D. herself was still sitting at the desk
是否存疑
11.The Smiths ___ their breakfast when the morning post came.(4分)
A. had
B. has been having
C. are having
D. were having
是否存疑
12.Cubism Abstractionism and Pop Art have all been ___in the postrealistic___.(4分)
A. eras…generation
B. epochs…era
C. periods…age
D. cycles…age
是否存疑
13.By moving the radar beam around slowly in a circle we can ___the surroundings.(4分)
A. explore
B. expose
C. erploit
D. expand
是否存疑
14.Is oxygen the only gas ___ helps fire burn?
(4分)
A. that
B. /
C. which
D. it
是否存疑
15.The whole town___to welcome the Olympic heroes.(4分)
A. turned on
B. turned over
C. turned off
D. turned out
是否存疑
16.___ human behaviors may be caused by eating substances that upset the delicate chemical in the brain.(4分)
A. Deliberate
B. Consistent
C. Primitive
D. Abnormal
是否存疑
17.The prisoner has___his guilt.(4分)
A. adnutted
B. confessed
C. conceded
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D. acknowledged
是否存疑
18.They tried to book the tickets 5 days earlier. They ___ them 10 days earlier.(4分)
A. would have booked
B. might have booked
C. should have booked
D. must have booked
是否存疑
19.The days of colonialism (殖民主义)are drawing ___.(4分)
A. on close
B. at a close
C. near close
D. to a close
是否存疑
20.Can you tell me the difference ___ the two words?(4分)
A. from
B. in
C. among
D. between
是否存疑
21.The chair can also ___ a bed.(4分)
A. forms
B. works in
C. function as
D. behaved as
是否存疑
22.The spectators ___in panic when the bull got loose.(4分)
A. escaped
B. fled
C. avoid
D. run
是否存疑
23.It is well known that ___ tiger is in ___ danger of dying out.(4分)
A. the /
B. a the
C. the the
D. a /
是否存疑
24.The collie is an ___dogeasily to control sheep.(4分)
A. intellectual
B. intelligent
C. intellect
D. wise
是否存疑
25.Praise gladdens ___.(4分)
A. the heart of the giver
B. the heart of the receiver
C. the heart of the investor
D. the hearts of both the giver and the receiver
是否存疑
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大学英语 essential represent Because system
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