I'd like to take __________ of this opportunity to thank all

I'd like to take __________ of this opportunity to thank all of you for your co-operation.
A.profit
B.benefit
C.occasion
D.advantage
2.In copying this paper,be careful not to leave __________ any words.
A.out
B.alone
C.off
D.behind
3.People who cannot __________ between colors are said to be color-blind.
A.compare
B.separate
C.establish
D.contrast
4.We finally __________ an agreement after a lot of hard bargaining.
A.reached
B.did
C.arrived
D.drove
5.How could he __________ from believing that she was changing her mind?
A.avoid
B.stop
C.prevent
D.keep
6.It is desirable that the airplane _____________ as light as possible.
A.is
B.were
C.be
D.had been
7.We came finally ___________ the conclusion that she has been telling lies all the time.
A.of
B.into
C.to
D.at
8.I am not used to speaking ______________ public.
A.in
B.at
C.on
D.to
9.He didn't live up to ____________ had been expected of him.
A.what
B.which
C.that
D.all
10.She did not feel ______________ going out,as she had a slight headache.
A.about
B.like
C.after
D.for
11.The price of gold rose again,partly __________ news about war.
A.result in
B.go with
C.because
D.due to
12.Responsibilities _________________ becoming a father.
A.charge for
B.go with
C.save for
D.go through
13.The country has ____________ too many wars in the past few decades; its people are longing for peace so much.
A.prevented from
B.resulted in
C.gone through
D.gone with
14.She wouldn't even take a drink,_____________ stay for dinner.
A.much more
B.much few
C.much lesser
D.much less
15.The first popularly chosen president has ____________ the political representatives over the slow pace of economic change.
A.prevented from
B.charged for
C.accounted for
D.clashed with
16.Unless we get more money,we'll be ____________ finishing this enquiry program.
A.separated from
B.recovered from
C.prevented from
D.charged from
17.The painter lived more than a decade in Europe,_______ he could be in close contact with other cubists (立体派艺术家).
A.where
B.in which
C.that
D.in that
18._______ Tom is supposed to make an appointment with the dentist,he says he is too busy.
A.However
B.Whomever
C.Whenever
D.Whatever
19.Every organism produces waste products no longer useful to itself and which _______ to accumulate would in fact be harmful.
A.if they allowed
B.if were allowed
C.if was allows
D.if allowed
20.I didn't make a _______ mistake next time.
A.like
B.same
C.nearr
D.similar

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应该至少有90%是对的,你可以有答案再采纳.到时希望你能答案发出来,