_________ one has a child will one realize how great one’s parents are.A．UntilB．

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_________ one has a child will one realize how great one’s parents are.

A．Until

B．Until not

C．It is not until

D．Not until

答案

解析

略

举一反三

According to the law, it is _____ get your driving license.

A．not until you’re eighteen can you	B．until you’re eighteen that you can’t
C．not until you’re eighteen that you can	D．until you’re eighteen when you can’t

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25. So carefully _____ the boy ______ his homework ______ he was praised.

A．does, finish, that	B．did, finish, than
C．had, finished, when	D．did, finish, that

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35. Between the two mounts_______and they decide to build a ropeway.

A．lies a very deep valley	B．does a very deep valley lie
C．a very deep valley lies	D．a very deep valley lays

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– Have you got any plans for the coming birthday?
– Yes. _____, I’m going to try bungee jumping.

A．If not

B．If busy

C．If possible

D．If anything

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9．Not until the third day after the terrible earthquake ______ a phone call from his mother.

A．he received

B．did he receive

C．didn’t he receive

D．had he received

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