( ) The roof fell he had time to rush out. A. until B. before C. when D. since 查看更多

 

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The roof fell_______________ he had time to rush out.

A. until                          B. before

C. when                               D. since

 

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The roof fell_______________ he had time to rush out.

A. until                          B. before

C. when                               D. since

 

查看答案和解析>>


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