1、 When they were making the famous moon-walk,millions of people watched them through television.2、When we finally arrived on Holyhead nearly everyone was sleeping为什么两句话when后面的动词一个有ing一个没有,而且跑到后一句

来源：学生作业帮助网 编辑：作业帮 时间：2024/05/06 06:34:45
1、 When they were making the famous moon-walk,millions of people watched them through television.2、When we finally arrived on Holyhead nearly everyone was sleeping为什么两句话when后面的动词一个有ing一个没有,而且跑到后一句

1、 When they were making the famous moon-walk,millions of people watched them through television.2、When we finally arrived on Holyhead nearly everyone was sleeping为什么两句话when后面的动词一个有ing一个没有,而且跑到后一句
1、 When they were making the famous moon-walk,millions of people watched them through television.
2、When we finally arrived on Holyhead nearly everyone was sleeping
为什么两句话when后面的动词一个有ing一个没有,而且跑到后一句去了呢?

1、 When they were making the famous moon-walk,millions of people watched them through television.2、When we finally arrived on Holyhead nearly everyone was sleeping为什么两句话when后面的动词一个有ing一个没有,而且跑到后一句
简单一点说,一个事件（瞬发）在一个持续事件（持续）发生的时候突然发生,那么持续事件用过去进行时,瞬发事件用过去时.
例如：我写作业（持续）的时候下雨（瞬发）了,这里写作业就要用进行时,下雨要用一般时

这是过去进行时，你看清楚ing是描述哪一个主体

When they were oh when they were young after they were born 和 when they were born We were happy when they left. They were all wet when they arrived at school.:Were they?Did they? They were singing whenwe were dancing可以用when They were surprised when they hear the news 同义句如题 They __an earthquake when they were traveling in Sichuan province 用when合并句子!They came home.They were wet. They were surprised when they heard the whisper.They were surprised ----- ----- the whisper. They were students when they were in their( )为什么是twenties? They were like olf friends and they were pleased when the plane landed safly 改错 some people hurt themselves when they were watching a sports programme.who were they? They were talking ( ) a film when come ( ) the room Who invented the aeroport?when were they born? they,what,doing,teacher,the,in,came,were,when when they were young 是什么意思?要准确的,谢了! What were they doing when the UFO l_____?