They have a week()our trip to Nanjing.

分类: 作业答案 • 2021-11-30 10:20:58

问题描述：

They have a week()our trip to Nanjing.
A.in B.at C.on D.for

答

They have a week(C)our trip to Nanjing.
A.in B.at C.on D.for