By the time he realizes he into a trap, it’ll be too late for him to do anything about it._刷题宝

题干

By the time he realizes he into a trap, it’ll be too late for him to do anything about it.

A：walk

B：walked

C：has walked

D：had walked

上一题下一题 0.0难度选择题更新时间:2012-06-13 04:08:47

答案(点此获取答案解析）

C

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