1.The student must hand in their compositions befo

发布时间：2021-02-23 00:22:25

1.The student must hand in their positions before school is over.改为被动语态

网友回答

The student's positions must be handed in before school is over.
======以下答案可供参考======
供参考答案1:
The students' positions must be handed in before school is over.
供参考答案2:
the positions must be handed in before school is over(by the students)
供参考答案3:
The students' positions must be handed in before school is over
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