题目内容
I felt somewhat sad and was about to leave _________ something happened which drew my attention.
A. unless B. until
C. when D. while
C
【解析】
试题分析:考查连词辨析。句意:我正要离开,就在那时发生了一些事情,吸引了我的注意。Unless除非;until到……为止;when在那时;while然而。所以选C。
考点:考查连词辨析。
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