You'llhavetowaitonemoreweek,_

发布时间：2020-07-28 05:25:55

You'll have to wait one more week, ____ the manager will be back from his trip.A.whileB.untilC.whenD.before

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C解析本题考查非限制性定语从句关系副词表示时间的用法，用when表示“届时”．
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