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选择：I hear our teacher will be back ---- three weeks' time. A.at B.in C.for D.after

分类: 作业答案 • 2021-12-03 10:57:36

问题描述：

选择：I hear our teacher will be back ---- three weeks' time. A.at B.in C.for D.after

答

B 一般将来时态 in+时间长度表示 .之后