wil can pass the exam .will be able to...wll be pass哪一种对 怎么区分

问题描述:

wil can pass the exam .will be able to...wll be pass哪一种对 怎么区分

will be able to pass 对,can与be able to意思相同,不可混用为什么不用will can两个都是情态动词,只能用一个