改为被动语态：1、we should look after elder people very well

题目

改为被动语态：1、we should look after elder people very well
1、we should look after elder people very well
2、we should answer these questions as soon as possible
3、you should not touch the things on display in the museum
4、people should not allow teenagers to work at night
5.Students should speak English in and out of class

答案

The older people should be looked after very well by us.

These questions should be answered as soon as possible.

The things on display should not be touched in the museum.

Teenagers should not be allowed to work at night.

English should be spoken in and out of class.