The classroom wants cleaning.把 cleaning 换成 to clean
问题描述：
The classroom wants cleaning.把 cleaning 换成 to clean
答
不行.
这里用了want的特殊用法,意为“需要”,主动形式来表达被动含义.类似的词有need、require等.
换成to be cleaned倒是在语法上没错,但也不符合习惯.