I was reading a newspaper when i heard someone ____ my name.A.to call B.calling C.calls D.called 选什么为什么?

I was (a ) at the bad news I was playing the piano when I was reading nespaper.这个句子可以变成```I played the piano when I readed news paper. I was reading a book at home.the telephone rang. He was heard() out (go)When I was reading a book.he was heard () out.(go) It was a slow news While I ___ a novel,someone ___at the door.A.read,was knockingB.read ,knockedC.was reading,knockedD.was reading,was knocking为什么? the bad news surprised me a lot同义句改写 I was __ __ the bad news very much I was ___ (shock) at the sad news.I couldn't say a word When I ,he in his room.A.was sleeping:was reading B.slept:read C.was sleeping:readed D.slept:was reading I was ______(surprise)at the news. I was ___________ the news .(surpyise) I watch TV when the bell rang哪错了还有The students were reading books when the teacher comes in.I heard the news in the radio.On Sunday morning,I was getting a haircut.My old bike is enough good.So I don't want a new one. I was reading ___ I heard someone calling my name.A while B when When I was reading a book,I saw somrthing interesting .这句话对吗? I was very happy ___the news.A see B listen C about D to I was very happy ___the news.A see B listen C about D to I was veyr happy_the news A.see B,listen C,about D,to 为什么? 改错1 I‘ll return the book back as soon as I can.2.What happened on him? asked she.3.Our teacher said we will have a picnic the next week.4.He was exciting when he heard the news.5.I'm better in reading than listening