It is impolite to leave the meeting finishes. A．afterB．beforeC．until

题型：不详难度：来源：

It is impolite to leave the meeting finishes.

A．after

B．before

C．until

D．while

答案

解析

本题考查的连词的使用。本题的含义为在会议结束之前离开是不礼貌的。Before为在……之前的含义，与本题的含义相符；而after为在……之后的含义，until为直到……为止的含义，while为当……时候的含义，后三者与本题的含义不符，故本题选B。

举一反三

--I hear Jack Chan will come to Laiwu next week.
--Really? _______ he comes, my younger sister will be very happy,

A．If

B．Until

C．Unless

D．Before

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_______ a big party in our school in two weeks.

A．It is	B．It will be
C．There was	D．There is going to be

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. Mary spends a lot of money on clothes _______ her family is not rich.

A．because

B．though

C．if

D．so

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There goes the bell. Hurry up, _______you’ll be late for class.

A．and

B．or

C．so

D．but

题型：不详难度：| 查看答案

it’s difficult to make her dream come true，she never gives up
A Though B Unless C Because D If

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