Had he gone to the doctor right away,he might be alive now.为什么后面要用might be alive?

- where can i find Jack- he _____ the bus stationa.has been to b.had been to c.has gone to d.had gone to After he had boken the world record,Rod__to a restaurant to celebrate with his frients.A:went B :have gone C:would go D:had gone the last bus_,we had to walk home a going b having gone c has gone d had gone the last bus __,we had to walk homeA going B having gone C has gone D had gone Hardly _____ to sleep when someone knocked at the door.A.he had gone B.had he gone C.did he go D.he went为什么不选c,答案选B How long ________ he ________ London before he came here?A.has;gone to B.had;gone to C.had;been in D.had;been to ___to the doctor right away,he might have been alive.A.If he went B.Were he gone C.Should he have gone D.Had he gone He( )there many time A.has been B..has gone C.wasBrown is not at home,he( )to the library A.has gone B.has been C.had been D.has gone 说原因 英语过去完成时的一道习题（2分钟选出最佳答案）?．—Why didn’t Tom attend the meeting yesterday?—He ＿＿＿＿ Beijing． A．has gone to B．had gone to C．went to D．had been to 注：是had been to 还是had gone to when he reached home, he learnt that his father had gone to the front 简单句 He asked me___during the summer holidays .A .where I had been B.where I had gone C .where had been D.where had I gone He asked me ---during the winter holidays.A.where I had gone B.where I had beenC.where had I gone D.where had I been 下面两句话的区别He wishs he had gone to the political conventions. He wishs he could have gone to the political conventions. That man knows a lot about New York.I heard he ()beforeA.had gone to the cityB.had been in the thereC.had been there D.had been New York When John came back ,he found the bag he hadWhen John came back,he found the bag he had _____ over the seat was gone.A.left hung B.left to hang C.left hanging D.to leave hanging Where is jim?He ( ) the library for 2 houes and then went to teatheroffice.A.has gone to B.has been in C.was in D.had gone to《要理由的哦> he had no sooner gone to sleep than the telephone rang once more什么意思? He doesn't know what to say,for it is the first time that he ______ with a girl.A.went out B.goes out C.has gone out D.had gone out请解释为什么不选A ,