把下列句子改写为被动语态~

题目

把下列句子改写为被动语态~
He often makes the soup________
We use a bed for sleeping________
He keeps salt in the cupboard________
Fang Ming invented this special pen_________
The people call it CD player _________

答案

The soup is often made by him.A bed is used by us for sleep.Salt is kept by him in the cupboard.This special pen was invented by Fang Ming.It is called CD player( by people ).by people 最好不要加 it i...