when和while的区别:when是否可代替whilewhen是指时间点,也可指一段时间; while指一段时间,那么如下:George was reading while his son was playing.是否可以用when代替while?如不是,请说明原因~~谢谢大家!
问题描述:
when和while的区别:when是否可代替while
when是指时间点,也可指一段时间; while指一段时间,那么如下:George was reading while his son was playing.是否可以用when代替while?如不是,请说明原因~~
谢谢大家!
答
不是,因为前面是was reading,后面就必须要用while,不能用when,表示一段时间内在干什么,满意的话就赞同哦