I didn’t know he came back______I met him in the street.A、sinceB、whenC、untilC

游客2025-06-29 16

问题 I didn’t know he came back______I met him in the street.

选项 A、since
B、when
C、until

答案 C

解析考查连词同定搭配。not…until...是固定搭配，指“直到…才…”，符合句意逻辑。since引出从句，其前的语句应用完成时态；when引出时间状语从句，在此不符合逻辑。

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Ididn’tknowhecameback______Imethiminthestreet.A、sinceB、whenC、untilC