One day,I was cooking in the kitchen -the telephone rang .填w

问题描述:

One day,I was cooking in the kitchen _the telephone rang .填when 不填as .他们区别是什么
1个回答 分类:英语 2014-12-05

问题解答:

我来补答
当一个动作发生时另一个动作正在进行用WHEN,而AS指两个动作同时发生‘一边……一边……’,故这里用when
 
 
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