—I don’t understand why you didn’t go to the lecture yesterday afternoon.—I’m so sorry.But I________my homework. (2013·湖南，34)
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A
had done
B
was doing
C
would do
D
am doing
推荐题目
Jack is one of those men who_________ best evening and the most difficult situations.
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A
has
B
had
C
have
D
were
I ______ while reading the English textbook. Luckily, my roommate woke me up in time !
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A
had fallen asleep
B
have fallen asleep
C
fell asleep
D
fall asleep
The price of agriculture products _______ since the beginning of last year.
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A
is going up
B
had gone up
C
went up
D
has been going up
It is said that the old pot ____under the earth for about 1000 years by the time it was discovered.
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A
had buried
B
had been buried
C
buried
D
were buried
In fact, the house as well as his two cars ______ him all the money he earned during the 20 years．
#103849
A
has been cost
B
have cost
C
has cost
D
have been cost