1)It is ten minutes`walk from here to the hospital（保持原意）
it____ten minutes_______walk from here to the hospital
2)To his surprise he saw his father sitting in the classroom(保持原意)
It was surprisse for him _____ _____ his father sitting in the classroom.
3)A machine needs fuel TO MAKE ITS PARTS WORK.(大写部分提问）
_____does a machine need fuel ____?
4)The teacher told the students not to waste any time (保持原意)
The teacher told the students that___ ____ waste any time .
5)What made you so upset?(保持原意)
________what _____you made so upset?
6)He spoke so loudly that everyone in the hall could hear him clearly(改为简单句）
He spoke loudly _____ _____ everyone in the hall could hear him clearly
7)We don't know what to do with the rubbish (改为宾语从句）
We don't know what we ____ ____ with the rubbish

1 spends, to
2 to see
3 What, for
4 they shouldn't 宾语从句
5 By, were 被动语态
6 so that
7 should do