It′ s a long time __________ I saw youlast.
--Yes, and what a pity! It will be a longtime __________ we see each other again.

2023-08-08

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


参考答案:A

考查连词:①It+is/has been+一段时间+since(自从……起)+sb./sth.did;.②It+was/will be+一段时间+before(多久之后才)+sb./sth.did/do;③时间状语从句:It+was+具体钟点+when(当……时)+ sb./sth.did;④强调结构:It+was+介词+具体钟点+that+sb./sth.did。句意为“——自从上次见你,已经有很长一段时间了。——是的,遗憾的是,还要很长一段时间我们才能再相见。”

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