We were reading the newspapersuddenly the light went out.[ ]A. when B. whileC. as soon as D. before-

题目简介

We were reading the newspapersuddenly the light went out.[ ]A. when B. whileC. as soon as D. before-

题目详情

We were reading the newspaper            suddenly the light went out.
[     ]
A. when                  
B. while
C. as soon as              
D. before
题型:单选题难度:中档来源:同步题

答案

A

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