when while as有什么区别`` 用于从句和不用语从句有什么区别`

来源：百度知道编辑：UC知道时间：2024/04/28 16:41:12

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when, while, as都可以表示时间,就当....的时候，比如说As(While/When) I was talking, the student were listening to me.

另外的as,也可以表示because.

while, 用在对比两个事物的时候用,例如:He is Chinese, while she is Korean./ While I was sleeping, the phone rang.

比较while, when, as when ,while和as when while as 区别 as when while 的区别用when while as填空 when ， while， as的区别 as,when,while,的用法 as,when,while的区别 while\ as \when有何区别 when,while,since,after,before,as soon as 的用法有什么不同？