when while 例句The weather was fine we were in beijing.中间填什么》》

as/when/while之区别,带例句. by the time when while不同与用法仔细,有例句 when while 例句The weather was fine we were in beijing.中间填什么》》 while 例句 when主while从是什么意思?结合例句说明 区别在过去进行时当中when和while的用法?例句：The telephone rings while Jane is practicing the violin.老师说,此句中的while可以用when替换.而while 只用于过去进行时.when用于一般过去式,而在某些情况下也 When we reached the station,the train had not arrived,so weA.had not needed to hurry 请问这个为什么不成 the differences between when and while? 谁能给我讲解一下英语中的过去进行时?例句(1)：When I was watering the garden,it began to rain.例句(2):George was reading while his wife was listening to the radio.例句（1）中是主句先发生,从句后发生,例句（2）是 英语里面while和when的用法和区别具体给几个例句 WHEN 与while在过去进行时中的区别求例句,越多越好. 定语从句中,什么用where,when,while,结合具体例句. as,while,when三者的区别,尽量具体,请分别给出例句~ ____(when/while) i sleep,the earthquake _____(happen) we______ on the playgroud when it began to rain yesterday afternoon A run B ran C are running D weA run B ran C are running D were running选几啊为什么 Strike while the iron is hot.为什么用while而不用when He got excited at the news,while I was calm.为什么用while ,不用when turn off the current while making repairs,while能改成when吗