was happened,was happening,happen,happened,happening的用法及区别做题的时候应该注意什么?

Peter was happened to be at home that day.为什么是was happened而不是happened What has happened和What was happened区别 I Was There When It Happened 歌词 happened last night.it was really quiet 英语翻译The following morning when I went to see how my little bird was,I found it on the floor of the cage,dead.I was very surprised!What had happened!I had taken great place of the little bird,or so I thought.Arthur Wayne,a famous scientist,hap what was happened 为什么不能用what was happen what happened/what was happened/what is happened/what happen/what is happeniwhat happened/what was happened/what is happened/what happen/what is happening这些用法都有吗 What _______last night?A.happened B.is happening C.was happened D.was happening 英语翻译A.happened to B.was happened toc.was happening D.happen The accident___me yesterday A happenedB happened to C was happenen D was happened to The story ------- in Japen before 1997.A.is happened B.happened C.happens D.was happened happened,was happened,have been happened和have taken place的区别 An awful accident____ the other day.A.happens B.happened C.was happened D.has happened The Read family__surprised at what__.A.was;had happened B.were;had happened C.were;was happened do you know what ( ) just now.A.was happened B.happened C.has happened D.has been happened That___ during last 3 years A has happened B happened C has been happened D was happened拜托各位 whatThe clavichord was damaged by a vistor.可以如下提问：What happened to the clavichord?或者：what was clavichord happened?这两种问法有什么区别?What was the clavichord happened? he ____ by his sister at that moment.A.happened to see B.was happened to see C.was happened to be seen D.happened to be seen