过去进行时中while与when用法区别 最好有列举

过去进行时中while与when用法区别 最好有列举
过去进行时中while与when用法区别 最好有列举

过去进行时中while与when用法区别 最好有列举
通俗地讲,就是while后要接延续性动词,而when后无论接延续性动词还是瞬间动词都可以.When I got home,mom was cooking. 如果用while替换,就要改成,I got home,while mom was cooking. 当然,这里的while也可以换成when.