will it be many years ___ we can live a rich and happy life
Awhen B after C until D before
人气：427 ℃ 时间：2019-10-31 14:52:04
解答
正确答案是 D.before
will it be many years (before) we can live a rich and happy life
It will be many years before ...
要等很多年才能够.
是习惯语
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