19.All of your workbooks must _____ to the teachers’ office fight now.

分类: 作业答案 • 2022-01-19 11:25:50

问题描述：

19.All of your workbooks must _____ to the teachers’ office fight now.
A.hand in
B.take
C.be brought
D.be done
解释所选的答案

答

选C
workbooks应该用被动语态
上交是主动