2. 职称英语
  3. I didn’t know he came back ______ I met him in the street.A、sinceB、whenC、until

I didn’t know he came back ______ I met him in the street.A、sinceB、whenC、until

游客2025-07-01  14
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 考查连词固定搭配。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，在此不合逻辑。
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