I hear our teacher will be back ____ three week's time.A.if.B.in._英语解答

I hear our teacher will be back ____ three week's time.
A.if.B.in.C.for.D.after
求讲解

人气：213 ℃　时间：2019-08-19 14:47:21

解答

B
in + 时间表将来 in three weeks 三周后
不明白的再问哟,请及时采纳,多谢!