1.A year later，with the nation‘s economy ________， Bush’s approval rating dropped below 40 percent.
A. in power
B. in trouble
C. in hand
D. in part
e is the appreciation of the salient historical truth ________ the aging of advanced societies has been a sudden change.
A. which
B. what
C. that
D. how
ts differ from automatic machines ________ after completion of one specific task，they can be reprogrammed by a computer to do another one.
A. in case
B. in that
C. in which
D. in time
cally，these attitudes amount to a belief ________ leisure can and should be put to good use.
A. which
B. that
C. what
D. how
professor worked for 7 hours at a ________.
A. stretch
B. extend
C. expand
D. prolong
an earthquake occurred，some of the one-storey houses ________.
A. might be left stand
B. might leave to be standing
C. might be left to stand
D. might be left standing
7.________， he had no time to rest.
A. As he was tired
B. If he was tired
C. Tired as he was
D. Now that he was tired
e we have a focused subject， we should not talk ________.
A. at once
B. at hand
C. at intervals
D. at random
do you blame him for his poor judgment on the matter ______ he really needs is encouragement?
A. when that
B. since that
C. when what
D. now that
doctors are ________ about the guidelines under which they can carry out euthanasia.
A. at a stretch
B. at a loss
C. at random
D. at length
such a poor score in the entrance exam， it‘s ________ impossible for him to be admitted to this university.
A. roughly
B. absolutely
C. fully
D. exclusively
promise that we‘ll meet again after we _______ our college education in three years’ time.
A. finish
B. will finish
C. finished
D. will have finished
ough Tom is satisfied with his academic achievement， he wonders _______ will happen to his family life.
A. it
B. that
C. what
D. this
r before _______ so rapidly developing as it is today.
A. has our country been
B. our country has been
C. has been our country
D. our country hasn‘t been
it Shakespeare Theatre _______ you are going to watch the play The Merchant of Venice?
A. where
B. that
C. which
D. as
would have given you more help， if he ________ so busy.
A. have not been
B. had not been
C. not have been
D. not had been
r months of voyage， Columbus arrived in ______ later proved to be a new continent.
A. where
B. which
C. what
D. that
18.I was really anxious about you. You ______ home without a word.
A. mustn‘t leave
B. shouldn’t have left
C. couldn‘t have left
D. needn’t leave
was ______ to withdraw from running for the presidency.
A. trusted
B. credited
C. convinced
D. believed
e _____ the book， he nodded from time to time
A. reading
B. read
C. is reading
D. is read
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