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

問題詳情：

—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

知識點：連詞

題型：選擇題