( ) It's difficult for us to learn a lesson in li

( ) It's difficult for us to learn a lesson in li
( ) It's difficult for us to learn a lesson in life ___ we have actually had that lesson.
A.until B.after c.since D.when

uknow 1年前已收到3个回答举报

lx35 春芽

共回答了17个问题采纳率：100% 举报

A,根据意思选的,从生活中学东西非常难,直到我们确实学到了点.

1年前

冰却心头幼苗

共回答了85个问题举报

c自从

1年前

dark_pearl 幼苗

共回答了16个问题采纳率：87.5% 举报

1年前

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