Several weeks had gone by I knew the painting was missing.A. asB. sinceC. untilD. before

发布时间：2020-08-16 20:33:27

Several weeks had gone by      I knew the painting was missing.    
A. as
B. since
C. until
D. before

网友回答

A. as
B. since
C. until
(答案→)D. before
解析：考查连接词的用法。A 因为， 当什么的时候 B 既然，因为 C 知道什么时候 D 在什么之前，…才， … 就，还没来的及。根据题意几周过去了，我才知道画不见了。所以选D 。
以上问题属网友观点，不代表本站立场，仅供参考！