as while when 它们三个都是当的意思 有什么区别?
来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/08/28 19:54:27
as while when 它们三个都是当的意思 有什么区别?
【区别】when,while和as的区别:when引导的从句的谓语动词可以是延续性的动词,又可以是瞬时动词.并且when有时表示“就在那时”.例如:
When she came in,I stopped eating.她进来时,我在吃饭.(瞬时动词)
When I lived in the countryside,I used to carry some water for him.当的住在农村时,我常常为他担水.(延续性的动词)
We were about to leave when he came in.我们就要离开,就在那时他进来了.
While引导的从句的谓语动作必须是延续性的,并强调主句和从句的动作同时发生(或者相对应).并且while有时还可以表示对比.例如:
While my wife was reading the newspaper,I was watching TV.(was reading是延续性的动词,was reading和was watching同时发生)
I like playing football while you like playing basketball.我喜欢踢足球,而你喜欢打篮球.(对比)
As表示“一边……一边”,as引导的动作是延续性的动作,一般用于主句和从句动作同时发生;as也可以强调“一先一后.例如:
We always sing as we walk.我们总是边走边唱.(as表示“一边……一边”)
As we was going out,it began to snow.当我们出门时,开始下雪了.(as强调句中两个动作紧接着先后发生,而不强调开始下雪的特定时间)
所以本题选择While更合适:强调主句和从句的动作同时发生(或者相对应).
他在那个工厂工作的时候,学了很多.
When she came in,I stopped eating.她进来时,我在吃饭.(瞬时动词)
When I lived in the countryside,I used to carry some water for him.当的住在农村时,我常常为他担水.(延续性的动词)
We were about to leave when he came in.我们就要离开,就在那时他进来了.
While引导的从句的谓语动作必须是延续性的,并强调主句和从句的动作同时发生(或者相对应).并且while有时还可以表示对比.例如:
While my wife was reading the newspaper,I was watching TV.(was reading是延续性的动词,was reading和was watching同时发生)
I like playing football while you like playing basketball.我喜欢踢足球,而你喜欢打篮球.(对比)
As表示“一边……一边”,as引导的动作是延续性的动作,一般用于主句和从句动作同时发生;as也可以强调“一先一后.例如:
We always sing as we walk.我们总是边走边唱.(as表示“一边……一边”)
As we was going out,it began to snow.当我们出门时,开始下雪了.(as强调句中两个动作紧接着先后发生,而不强调开始下雪的特定时间)
所以本题选择While更合适:强调主句和从句的动作同时发生(或者相对应).
他在那个工厂工作的时候,学了很多.
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