马上考专四!!!几道专四英语选择题!!求助onlyuntil-查字典问答网
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  马上考专四!!!几道专四英语选择题!!求助onlyuntil/notuntilMrPetercametochinadidheknowwhatkindofacountrysheis.(为什么不能填onlyuntil?)Bytheendofthidyear,Ishallhavebeenteaching/wouldhavebeente

  马上考专四!!!几道专四英语选择题!!求助

  onlyuntil/notuntilMrPetercametochinadidheknowwhatkindofacountrysheis.(为什么不能填onlyuntil?)

  Bytheendofthidyear,Ishallhavebeenteaching/wouldhavebeenteachingherefortenyears.(shallhavedone和wouldhavedone区别?)

  “couldyougivethesebookstoMrMike?"

  "Certainly,I'llsee/I'llbeseeinghimaboutsthelseinanycase"(为什么不能用前者)

  Theperformancewaswonderful.Ihadneverseen/Iwouldneverseeanythingmoreexcitinginmylife,ithought.(我觉得两个都可以诶。。。)

  Theambulancecontrollertoldhimanambulancewouldbearriving/wasarrivinginfiveminutes.(为什么不可以理解为wasarriving表将来?)

  谢谢各位了!!!

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2020-08-0823:05
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顾青华

  notuntil置于句首时,主句部分倒装。参见语法书籍

  shallhavedone属于将来完成时,与Bytheendofthisyear对应。到今年末为止,表对将来的预测;

  wouldhavedone是过去将来完成时,时间参照应是一般过去时态。如:Hesaidhewouldhavefinishedhistaskbytheendofthemonth.

  Theperformance......应用前者:Ihadneverseen......表过去的过去,即过去完成时态

2020-08-08 23:06:27
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