In the last ten years, they _______ three great scientific experiments.
#103919
A
finished
B
have finished
C
had finished
D
have been finished
推荐题目
. Our TV sets sell well, but ten years ago no one could have imagined such a big share in the market that they ____.
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A
were having
B
had had
C
were to have
D
had
When you get the paper back,pay special attention to what______.
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A
have marked
B
have been marked
C
had marked
D
had been marked
---Alice, what’s wrong with you? You look so worn out. ---Nothing serious. I my new house all day and I’m afraid I won’t finish until tomorrow afternoon.
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A
have whitewashed
B
am whitewashing
C
have been whitewashing
D
shall be whitewashing
No decision about any future appointment until all the candidates have been interviewed.
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A
will be made
B
is made
C
is being made
D
has been made
These days, we _____ for our final exams.
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A
are prepared
B
have prepared
C
are preparing
D
will prepare