是what has happened to还是what has happened at快,还有后面加什么!

you can't change what has already happened是什么意思 是what has happened to还是what has happened at快,还有后面加什么! what has happened to you这不是被动语态吗? people didn't know_____during the nightA：what was happened B:what the murder happenedC:what happened D:how the murder has happened we haven't heard from Jone for a long time.--what do you suppose___to her.以下选哪个答案was happening B.is happened C.has happened D.had happened.这是被动语态的单项选择题 What-------? I --------my key and can't open the door.A.happened;lostB.has happened;lostC.happens;have lostD.has happened;have lost选哪个?为什么? what has happened?为什么用HAS what happened what has happenedwhat happened what has happened 在语义上有什么区别吗 I don't know what___(happen)to him 为什么填的是has happened 而不是happened I don't know what___(happen)to him 为什么填的是has happened 而不是happened 是What happened 还是what’s happened What has happened和What was happened区别 what happened ?和what has happened ?的区别 what's happened 中的“s”是has吗?还是is?还是was?还是什么?what's happened和what happened有区别吗?如果别人问what's happened应该怎么回答?问what happened又该怎么回答? He asked,What has happened to you?变为间接引语该怎么变是He asked what had happened to me.还是He asked what I had happened . What has happened?What has happened?---I have lost my key and can't open the door.为什么不能用What happened?---I lost my key and i can't open the door.两者的区别是什么? what's happened to them 's=has?为什么不是have 是them 为什么不是what've happened to them what has happened?I __ (lose) my key and can't open the door