题目内容
Don’t talk with your partners in class_______ you are asked to do so.
A. if B. when C. unless
C
解析试题分析:句意:如果你没有被要求交谈那么在课上不要和你的同伴交谈。A. if如果B. when 当C. unless如果不,根据句意,故选C.
考点:考查连词的用法。
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