题目内容
We were just about ready to leave _____ it started to snow.
A. when B. before
C. after D. since
A
解析:
A,when 在此用作并列连词,意为“这时(突然)”。
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题目内容
We were just about ready to leave _____ it started to snow.
A. when B. before
C. after D. since
A
A,when 在此用作并列连词,意为“这时(突然)”。