7．A．for B．in C．a(chǎn)t D．since 【查看更多】

 

題目列表(包括答案和解析)

The factory opened ________ 1989.

[　　]

A．for
B．since
C．in
D．a(chǎn)t

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She won her first gold medal ________ 1991.

[　　]

A．for
B．a(chǎn)t
C．in
D．since

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He has worked in the factory______ five years ago．

A． for         B． at         C． since         D． about

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I've waited _________an hour and now I'm leaving.

[　　]

A．since

B．in

C．at

D．for

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His grandpa has been ill ______ a few days.

[　　]

A．in

B．since

C．at

D．for

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