It is difficult for us to learn a lesson in life ____we’ve actually had that lesson. A.untilB.afterC

题目简介

It is difficult for us to learn a lesson in life ____we’ve actually had that lesson. A.untilB.afterC

题目详情

It is difficult for us to learn a lesson in life ____we’ve actually had that lesson.
A.untilB.afterC.sinceD.when
题型:单选题难度:中档来源:不详

答案

A。
由语境逻辑可知,人的一生难以吸取教训的状态一直延续到真正有了教训,因此该空应填until引导时间状语从句。

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