语法Lesson33.将来完成时will/shall+have+P.P.用法:将来完成时,表示将来某一时刻或者将来某个动作之前已经完成的动作.by到…时候eg.BynextMayIwill/shallhavelivedinTianjinfortwentyyears.WhenyoucomenexttimeIshallhavefinishedthebook.BythistimetomorrowyouwillhavearrivedinShanghai.四.完成进行时1.现在完成进行时have/hasbeendoing用法:表示从过去某时开始,一直持续到现在还要继续下去.不能用瞬间动词.强调一直…eg.Hehasbeenreadingsincethismorning2.过去完成进行时.hadbeendoing用法:过去完成进行时,表述了,过去某一时刻开始的动作或者状态,一直延续到过去某一时刻.eg.Whenhearrivedwehadbeenwaitinghimforanhour.MonhadbeenpreparingourbreakfastwhenIgotup.Hewasphoning/callingyouwhenIgotthereHehadalreadyphoned/calledyouwhenIgotthere.HehadbeenphoningyouwhenIgotthere.3.将来完成进行时shall/willhavebeendoing用法:从过去某一时开始的动作或状态,一直延续到将来某一时刻.WewillhavebeenlearningEnglishforthreeyearsbyOctoberthisyear.BythetimeyouarrivetonightIwillhavebeentypingfourhours.五、时态一致的问题1.当主句的谓语使用现在时，从句的谓语根据具体情况使用任何时态。eg.Ihopethattherewillbemanyatyoupartytonight.2.当主句的谓语用过去时的时候,从句的谓语必须使用过去范围的时态.eg.Hesaidhewaswritinganovel.Theteacherwantedtoknowwewouldfinishthehomework.3.当从句是表示没有时间概念的真理时,从句的谓语使用一般说现在时.eg.TheteachertoldusthesunrisesintheeastandsatinthewestTheteachertoldusthatlighttravelsfasterthansound.容易混淆的句子1.IcomefromShanghai我是上海人IhavecomefromShanghai.我从上海来2.Whereareyou?Wherehaveyoubeen?3.Heworkshard.Heisworkinghard.4.Whatdoyoudo?Whatareyoudoing?Whatdoesyoufather’sdo?=Whatisyourfather’sjob?5.HehaslivedinNewYorkfor8years.他已经在纽约住了8年.HelivedinNewYorkfor8years.他过去在纽约住了8年.6.widea.宽的widenv.使…加宽Theyhavebeenwideningtheroad.他们还在继续加宽马路.Theyhavewidenedtheroad.他们已经加宽了马路.