-what has happened to Mike -i don't konw,he ___lost.a.could get b.might get c.can have gotd.may have got写出原因!

you can't change what has already happened是什么意思 people didn't know_____during the nightA：what was happened B:what the murder happenedC:what happened D:how the murder has happened 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 What has happened和What was happened区别 what happened ?和what has happened ?的区别 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 has happened?I __ (lose) my key and can't open the door Tom hasn't come back I wonder what has been happened to him.改错 Sandra ---to school for two years.What -----to her 为什么用hasn't come,has happened? We haven't seen Jim for several days.What do you think has happened to him 为什么是has happened而不是will happen we don't know what has happened since yesterday since 不是跟延续性动词吗为什么用has happened是不是happen也可做延续性的， what has happened.这个句式有错吗 what has happened是什么时态的句型 people didn't know __during the nightpeople didn't know __during the night.A：what was happened B:what the murder happenedC:what happened D:how the murder has happened 怎么选要有理由哦 do you know what ( ) just now.A.was happened B.happened C.has happened D.has been happened 一定要正确答案 最好能说明原因people didn't know __during the night.A：what was happened B:what the murder happenedC:what happened D:how the murder has happened