被动语态讲解.ppt

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1、PassiveVoice被动语态英语语态被动语态的构成workedopenedclosedseentaughtaskedworkcloseopenaskseeteache.g.由助动词be+及物动词的过去分词（V-ed）构成。助动词be有人称、数和时态的变化。英语动词有两种语态：主动语态和被动语态。1.当我们不知道谁是动作的执行者,2.或者只需强调动作的承受者时，要用被动语态。被动语态结构：be+(及物动词的)过去分词+(by…)Hisbrotherwashesbowlseveryday.主谓宾(受动者)Bowlsarewashedbyhisbrother

2、everyday.改为被动语态Summary主动语态：S（主语）+V（谓语）+O（宾语）被动语态：S（主语）+V(被动结构)+byO（宾语）转换步骤1原句的宾语变主语，宾变主.2和原句的时态保持一致，看时态。3找出对应的谓语动词，变分词。TheyplayfootballonSunday.Lucydoesthehomeworkintheevening.Theyoftenusecomputersinclass.WemakethesemachinesinBeilun.PeoplespeakEnglishasthefirstlanguageinUK.Footbal

3、lisplayedbythemonSunday.ThehomeworkisdonebyLucyintheevening.Computersareoftenusedbytheminclass.ThesemachinesaremadeinBeilun.EnglishisspokenasthefirstlanguageinUK.1.Theymakeshoesinthatfactory.主语+及物动词+宾语Shoesaremade(bythem)inthatfactory.一般现在时：S(主语）+am/is/are+过去分词变为被动语态Theyplayfootba

4、llonSunday.Lucydoesthehomeworkintheevening.Theyoftenusecomputersinclass.WemakethesemachinesinBeilun.PeoplespeakEnglishasthefirstlanguageinUK.FootballisplayedbythemonSunday.ThehomeworkisdonebyLucyintheevening.Computersareoftenusedbytheminclass.ThesemachinesaremadeinBeilun.Englishis

5、spokenasthefirstlanguageinUK.2.Theyboughttencomputerslastterm．Tencomputerswerebought(bythem)lastterm.一般过去时：S+was/were+过去分词Helookedafterthelittlebabyyesterday.主谓宾(受动者)Thelittlebabywaslookedafterbyhimyesterday.Theybuiltthetallbuildinglastyear.Hetookgoodcareofhislittlebrotheryesterda

6、y.Wecleanedourclassroomjustnow.Theyusedthisroomforresting.Theyplantedmanytreesyearsago.Thetallbuildingwasbuiltbythemlastyear.Hislittlebrotherwastakengoodcareofbyhimyesterday.Ourclassroomwascleanedbyusjustnow.Thisroomwasusedforrestingbythem.Manytreeswereplantedbythemyearsago.3.They

7、willfinishtheworkintendays.Theworkwillbefinished(bythem)intendays.一般将来时：S+will+be+过去分词Tomwillcleantheroomtomorrow.主谓宾(受动者)TheroomwillbecleanedbyTomtomorrow.Wewillhaveasportsmeetingnextweek.Childrenwilltakesomephotosintheschoolyardtomorrow.Theheadmasterwillgiveatalkthisafternoon.Th

8、efarmerswillgrowdifferentkindsofv