She must have left the town for home at Albany,for she did not show up at the party last night.为什么不用 had left?

关于must,can表明推测语气时的用法.Why don't you phone Kate now?She ____ yet.A.can't have leftB.wouldn't have leftC.might have leftD.must have left为什么不选D选B? She couldn't possibly have left without me. I can't find my umbrella.You __________it in the office.A.must have forgotten B.must have left C.must leave D.must forget must have 的反问疑问You must have left your bag in the theatre,haven't you?你一定是把包落在剧场了,是不是?Aunt Liu must have got to the U.S.A.yesterday,didn't she?刘大婶昨天准是到了美国了,对不?两句话,前面同样是 She can't have been Danish. and She must have been Swedish. 2、She must have read the novel last week,didn't she 我写的是：She must have read the novel last week,hasn't she? She must have left the town for home at Albany,for she did not show up at the party last night.为什么不用 had left? I can't find my notebook in the room.I ________in the library last night.A ought to have left; B would have left ; C should have left ; D must have left I Must Have Left My Heart 歌词 she isn't supposed to have left the hospital怎么翻译 She didn't hear the phone.She ___ asleep.A may be B must be C should have been D must have been She ____ the film. She knows nothing about it. A. can’t see B. can’t have seen C. mustn’t have seen D. must see by end of last term 和last term 什么区别呢?She must have studied very hard by end of last term,hadn't she ?She must have studied very hard last term,didn't she ? ( No,she hasn't left.完成对话. 请看一道改错题 The lady must have waited for you for a long time,mustn't she?The lady must have waited for you for a long time,mustn't she?mustn't->hasn't 为什么呢? Does she have to go to the doctor?yes,she does/must否定No,she doesn't/needn't用哪个? she must have passed the driving test yesterday ,____she?A wasn't B hasnt C didn't D mustnt She 【】have left school ,for her bike is still here.A.can’t B.wouldn’t C.shouldn’t D.needn’t