The life of Milu ____ at present. A．is been studiedB．is being studiedC．was being

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The life of Milu ____ at present.

A．is been studied

B．is being studied

C．was being studied

D．have been studied

答案

解析

略

举一反三

Every year, when the peach blossoms are at their best, a festival_______at Beijing Botanical Garden.

A．is held

B．holds

C．will be held

D．is holding

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.It’s the first time this term we_______an examination after class in the afternoon.

A．didn’t have

B．don’t have

C．hadn’t had

D．haven’t had

题型：不详难度：| 查看答案

—I don’t know why Tom was absent from yesterday’s meeting.
—He must have been sick, _______？

A．isn’t he

B．didn’t he

C．wasn’t he

D．mustn’t he

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After the party, the boy apologized to the girl for the trick he had_______on her.

A．taken

B．played

C．undertaken

D．conducted

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I’m not sure whether be has finished writing the book, but he________ it last month.

A．worked at

B．was working on

C．worked on

D．was working at

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