朗读下列句子,体会when 和while的不同.1、 the earthquake happened while i was doing 、 2、while my mother was sleeping,my father was watching tv.3、i was sleping when it started to rian.4、he like singing when he is running.观察：

朗读下列句子,体会when 和while的不同.1、 the earthquake happened while i was doing 、 2、while my mother was sleeping,my father was watching tv.3、i was sleping when it started to rian.4、he like singing when he is running.观察： when和while在句子中的时态一样吗? when和while区别 体会下列句子中加点词语的含义和作用. when 和while 跟的都是从句吗,when while 句子中主从句的时态怎么判断 体会下列句子的潜台词 While和When的区别? when和while的区别 when和while的区别 while和when的用法 when 和 while的用法 when和while的用法 when和while的区别 when和while是不是同义词? When和while咋区分? 天上的街市阅读答案,朗读体会和感受到的 while 和 when 的区别和用法,最好举个句子说明 用 when 和 while 各造两个句子 用过去进行时 谢