问题标题：
关于英语中的when和while?这里有8句话,哪些是对的?1、WhenIwasplaying,hewasdoinghishomework.2、WhileIwasplaying,hewasdoinghishomework.3、WhenIplayed,hewasdoinghishomework.4、WhileIplayed,hewasdoinghishomewor
问题描述：
关于英语中的when和while?
这里有8句话,哪些是对的?
1、WhenIwasplaying,hewasdoinghishomework.
2、WhileIwasplaying,hewasdoinghishomework.
3、WhenIplayed,hewasdoinghishomework.
4、WhileIplayed,hewasdoinghishomework.
5、WhenIwasplaying,hedidhishomework.
6、WhileIwasplaying,hedidhishomework.
7、WhenIplayed,hedidhishomework.
8、WhileIplayed,hedidhishomework.
帮我判断,
沈张果回答：
2,3,5对的,其余都是错的.
其实告诉你一个简单的方法,前后两小句各是两个长动作（就是doing）的时候,就用while,前后两句是一个长动作,一个短动作的时候,就用when.很easy吧.
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