We won’t start the meeting our teacher arrives.A．whileB．untilC．whenD．or

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We won’t start the meeting our teacher arrives.

A．while

B．until

C．when

D．or

答案

解析

连词辨析。While当……时，强调动作同时发生；until直到； when当……时；or或者，否则。句意，直到我们老师到达后，我们才开始这个会议。结合语境额可知选B。

举一反三

Finally, tired happy, we took the subway back home.

A．and

B．but

C．or

D．more

题型：不详难度：| 查看答案

Leo is my good friend. He likes tennis ping-pong.

A．but

B．or

C．and

D．of

题型：不详难度：| 查看答案

Bill won’t make any progress __ he studies harder than before.

A．if

B．when

C．because

D．unless

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-- _______ the soldiers are very tried, __ they keep on working.
--They are great. We must learn from them.

A．Because; /

B．Though; /

C．Because; so

D．Though; but

题型：不详难度：| 查看答案

______he isn’t tall,_______ he is strong.

A．Though; but

B．But, so

C．Though; so

D．Though; 不填

题型：不详难度：| 查看答案