Swan Lake is a famous ballet(芭蕾) in four acts, ________ on a German fairy tale.

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A．basing

B．based

C．bases

D．to base

答案

解析

略

举一反三

_________ the road round to the right, the blind man asked a boy to guide him.

A．Follow

B．Following

C．To follow

D．Followtec

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It’s impossible for a person______ a sense of responsibility to succeed.

A．being lacked

B．lacked

C．lacking

D．to lack

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The country, __with cherry tree flowers, looks as though it is now under a blanket of pink snow.

A．covering

B．covered

C．to cover

D．covers

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－ What gave him the chance to go to a college to go on with his studies ?
－______ a scholarship.

A．To win

B．Winning

C．Having winned

D．Won

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I appreciated ____ the opportunity to study abroad two years ago.

A．having been given

B．having given

C．to have been given

D．to have given

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