—Didyoureceivetheletterthenextday? —No．Somehow,itwasthr...

问题详情：

—Did you receive the letter the next day? 

—No．Somehow, it was three weeks ______ I received it．

       A．since            B．when                 C．that                  D．before

【回答】

D

知识点：连词

题型：选择题