初三unit9被动语态

Unit9.Whenwasitinvented?ByAnnie初三英语（上）ThePassiveVoice----被动语态TheGreatWallwasbuiltbyChinesepeople.Englishisspokenbythemostpeopleintheworld.《飘》ThebookwaswrittenbyMargaretMitchell.GonewiththewindTheumbrellaisusedforkeepingofftherain.ThelightwasinventedbyThomasEdison.一般现在时——am／is／are+v.p.p.一般过去时——was／were+v.p.p.一般将来时——willbe／begoingtobe+v.p.p.情态动词——aux.v.(must／can／could／may…)+be+v.p.p.现在完成时——have/has+been+v.p.p.被动语态的构成：be+vt.p.p.被动语态：主语是动作的承受者。主动-----被动Theyplantedatree.Atreewasplantedbythem注意点：be动词与新主语保持一致时态不变主语谓语宾语一般情况要熟记，“be+过去分词”常用起，过去现在只变be,将来时态更易记，前面用上will/would即，情态动词大家族，写在其前就完毕，完成时态不难记，have/hadbeen+过去分词，进行时态要留意，bebeing+过去分词，特殊情况要心细，感官、使役to提起，如遇介、副小短语，转换之中别丢弃，找准主、谓、宾三弟，做题轻松又如意。口诀1.Themanagermadethemwork10hoursaday.2.Chinahassentupman–madesatellitesintospace3.Youshouldwatertreesoften.4.Youmustnotplanttreesinverydryearth.Theyweremadetowork10hoursaday.Man–madesatelliteshavebeensentupintospace.Treesshouldbewateredoften.Treesmustnotbeplantedinverydryearth.1.ManypeoplespeakEnglish.English2.Heboughtmeanewbikeyesterday.IAnewbike3.Thebossmadehimdotheheavywork.Heisspokenbymanypeople.wasboughtanewbikeyesterday.wasboughtyesterday.wasmadetheheavywork.formetodo注意点：主---谓---宾---宾ShegavemeabookyesterdayIwasgivenabookyesterdayAbookwasgiventomeyesterday注意点：主---谓---宾---宾补WechoseTomourchairmanTomwaschosenourchairmanbyusIsawhimgoupstairsHewasseentogoupstairs.使役动词make,have,等感官动词see,hear,listen,notice。。。使用省略to的动词不定式，主动语态不带to,但变为被动语态时，须加上to。makesbdosth→sbbemadetodosthseesbdosth→sbbeseentodosth•Atrafficaccident________(happen)justnow.happened2.连系动词（Link.v.)如：be,look,seem,feel,sound,smell,taste,get,turn,become…•PekingOpera________(sound)beautiful.sounds3.当此动词表示事物的自然属性的时候:•Thepen_________(write)veryfast.writes•Thiskindofsweater_______(sell)well.sells1.不及物动词（vi.)如:happen,takeplace,appear,dissapear,…不用被动语态的动词：练习Alotofthings_________bypeopletosavethelittlegirlnow.(do)Sofar,themoon_________bymanalready.（visit）Thiskindofsweater_______(sell)well.arebeingdonehasbeenvisitedsellsFillintheblanksusingrightforms:1.Allthestudents__________(ask)tobringakitewiththemlastSunday.2.Aremanyways_______(try)tostoppeoplefromcuttingdownsomanytrees?3.Thiscoat_________(wash)well.5.I’moften_________(警告）nottocopyothers’homework.6.I’llhavemybike__________________(修理)tomorrow.4.Musttheoldpeople____________(speak)topolitely?7.ThePRCwas_________(成立)onOctober1,1949.wereaskedtriedwashesbespokenwarnedmended／repairedfounded