happened to do和‘happen to do ;区别?

happened to do和‘happen to do ;区别? It happened do 和to do 有什么区别?什么时候有to do什么时候用do We haven't heard from Jane for a long time. What do you suppose___her? A.was happening B.to happ...We haven't heard from Jane for a long time.What do you suppose___her?A.was happening B.to happen C.has happened D.having happened怎么做?尽量给详 what happened to 和what happened You haVe tO happ!neSs You have to happ!nes What do you think happened to they? do you know what happened to them还是do you know what they happened为什么？ 翻译:where you all surprised?和what happened to the tree?和do you still live in that house? do you know -------? a.what he happened b.what happened to him c.what did he happened Do you know what ___ yesterday?A.he happenedB.happened himC.he happened toD.happened to him Do you know___yesterday afternoon?A.what happened him B.what he happened C.what happened to him D.what was happened to him I do want to know what really happened.翻译 So you want to do with me what happened sb happened/happen to do这两个那个对 请问What do you think happened to they? happen to do的相关用法问题she happened to have heard the news她碰巧听到了这个消息 和 she happened to hear the news 有什么区别 Happened to /happened with 区别