英语人教版九年级全册被动语态 冯绘芳.ppt

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1、中考复习专题被动语态河西镇中学冯绘芳LearningAims(学习目标）掌握被动语态表达的意义和结构,掌握初中阶段常见时态的被动语态。掌握被动语态的一些特殊用法。在语境中理解和运用被动语态。ThePassiveVoiceI.Voices:TheActiveVoiceandthePassiveVoice:1.WhatistheActiveVoice?(inChinese)它表示主语是动作的执行者。Eg:WeoftenmistakeNewYorkforthecapitaloftheUSA.2.WhatisthePassiveVoice?(inChines

2、e)它表示主语是动作的承受者。Eg:NewYorkisoftenmistakenforthecapitaloftheUSAbyus.Ⅱ、WhentousethePassiveVoice:1.行为主体不明确，不必说出或者无法说出动作的执行者时。Footballisplayedallovertheworld.2.不易找到或根本就找不到动作的执行者时。Mybikewasstolen.3.英语中表达“据说”,“据报道”,“据了解”等含义时。ItissaidthatanotherbridgehasbeenbuiltovertheChangjiangRiver.

3、4.汉语中含有“被”、“由”等词时。WeiHuaisaskedtocomebyLinTao.5.汉语中没有“被”、“由”等词，而在原句中试加这类词且句意通顺时。Thesesongsareusuallysungbyboys.6.     某些句子习惯上用被动语态。HewasborninOctober,1988.7.     表示礼貌时。YouarefriendlyinvitedtocometoourEnglishpartyat8:00p.m.tomorrow.Note:1.用于被动语态中的动词是及物动词，不及物动词不能用被动语态.WorldWarIIt

4、ookplaceinEurope.(right)WorldWarIIwastakenplaceinEurope.(wrong)2.反身代词在句中作宾语时,不能用被动语态.HetaughthimselfEnglish.(right)HimselfwastaughtEnglishbyhim.(wrong)Ⅲ.ThestructureofthePassiveVoice:be(助动词）+P.P.（动词的过去分词）1.一般现在时的被动语态:am/is/are+P.P.Eg:Ourclassroomiscleanedeveryday.Moretreesarepl

5、antedeveryyear.2.一般过去时的被动语态:was/were+P.P.Eg:ThesedinosaureggswerefoundinLiaoning.PaperwasfirstmadeinChina.3.含有情态动词的被动语态:can/may/must/should+be+P.P.Eg:Canthewordbereadlikethis?IV.HowtochangetheActiveVoiceintothePassiveVoice:a.主动语态的宾语变成被动语态的主语b.动词变为相应的被动形式(注意有人称、数和时态的变化)c.主动语态的主语

6、变为介词by的宾语(不强调动作的承受者时by短语可以省略）Eg:1.Peopleeatpotatoesallovertheworld.主语宾语→Potatoesareeaten(bypeople)allovertheworld..主语宾语2.Whendidtheyholdthemeeting?→Whenwasthemeetingheld(bythem)?V.Keypointsandspecialdifficulties1、短语动词变为被动时，其后的介词或副词不可以省略。Eg.Oldpeopleshouldbetakengoodcareandspoke

7、npolitely.（×）Oldpeopleshouldbetakengoodcareofandspokentopolitely.（√）2、主动语态中省略“to”的不定式，在被动语态中要加上“to”，如make,let,hear,see,watch,等。Eg:Weheardhersinginherownroomyesterday.→Shewasheardtosinginherownroomyesterday.3、带双宾语结构的主动语态改为被动时，（1）常常把间接宾语（“人”）直接作为主语。（2）也可以把直接宾语（“物”）作为主语，但要加上“to

8、”或“for”。如buy,draw,make(for)等；如give,pass,show(to)等。Eg:F