23．A．In B．During C．At D．For 【查看更多】

 

題目列表(包括答案和解析)

Do you often work late _____ night.

A．at

B．in

C．for

D．during

 

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_____ a cold morning, he left for his hometown.

[　　]

A．In

B．At

C．On

D．During

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________ a cold morning, he left for his hometown．

[　　]

A．In

B．At

C．On

D．During

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________ those two years he studied maths very hard.

[　　]

A．During

B．At

C．In

D．For

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________ those two years he studied maths very hard.

[　　]

A．During

B．At

C．In

D．For

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