(2013·湖南，34)—I don't understand why you didn't go to the lecture yesterday afternoon.—I'm so sorry.But I________my homework.
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A
had done
B
was doing
C
would do
D
am doing
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The hotel wasn’t particularly good. But I _________ in many worse hotels.
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A
was staying
B
stayed
C
would stay
D
had stayed
— Why do you work so hard?—________my parents’ expectations.
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A
To make full use of
B
Meeting the demand of
C
To live up to
D
Putting up with
Nobody could have guessed, in those days, the place in history that Martin Luther King, Jr ____.
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was having
B
was to have
C
had had
D
Had
－Have you moved into the new house?－Not yet. The rooms .
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A
are painted
B
are painting
C
are being painted
D
are being painting
---- Look! Everything here is under construction. ---- What’s the pretty small house that ____________ for?
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A
is being built
B
has been built
C
is built
D
is building