while和when用法

来源：百度知道编辑：UC知道时间：2024/06/22 10:07:49

Mr.Brown---in his old clothes , while his wife ----a very pretty skirt.
A.was dressed ;was wearing B.was wreaing ;was dressed
答案选A，为什么

上面那位讲的没到精髓，while是强调主句的动作在从句动作的发生的过程中

be dressed in 是一个短语,in 后面接名词.
wrea 是一个动词,后面应该接名词.

while是强调主句的动作在从句动作的发生的过程中

be dressed in 是一个短语,in 后面接名词.
wrea 是一个动词,后面应该接名词.

That's very simply,you should study hard in english.