Theory is based on practice and ________ serves practice. A．in turnB．by and by C

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Theory is based on practice and ________ serves practice.

A．in turn	B．by and by
C．by chance	D．in this case

答案

解析

短语辨析. A.依次;轮流 B. 不久以后C. 意外的 D.既然这样.句意:理论基于实践并反过来为实践服务.结合语境可知选A.

举一反三

A policeman shouted to the criminal ,“Put up your hands and stand still______the law.”

A．in the name of	B．at the mercy of
C．by the name of	D．regardless of

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Short hair is back _______ this year. The female workers is my office all had their long hair cut.

A．in common

B．in style

C．in trouble

D．in need

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_________school work, I spend most of my spare time singing and dancing.

A．Together with

B．In terms of

C．In exchange for

D．Apart from

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____________ will we give in to the difficulties. Which of the answers can’t be chosen?

A．On no condition

B．At no time

C．In no time

D．Never

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the large amount of time devoted to playing the piano, she doesn’t play well enough.

A．Because

B．Since

C．Despite

D．With

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