摘要： We were just about ready to leave it started to snow. A. when B. before C. after D. since
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We were just about ready to leave _____ it started to snow.
A. when B. before
C. after D. since
查看习题详情和答案>>We were just about ready to leave _____ it started to snow.
A. when B. before
C. after D. since
查看习题详情和答案>>We were just about ready to leave _____ it started to snow.
A. when B. before C. after D. since
查看习题详情和答案>>