题目内容

It () away a moment ago.

A. is flying
B. flyed
C. flew
D. flies

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When () your mother () you that blue dress, Mary?

A. does, buy
B. has, bought
C. had, bought
D. did, buy

----Hi,Jim! Nice to meet you!----Hi, it is one year since I last () you.

A. saw
B. see
C. seeing
D. have seen

Smoking can increase the of developing heart disease.吸烟会增加得心脏病的危险。

Her strange behaviour has our suspicions.她的古怪行为引起了我们的怀疑。

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