被動語態1.Teenagersshouldbeallowedtochoosetheirownclothes.2.Englishisspokenbymanypeople.4.Lucky52iswatchedonTVbymanypeople.3.Theticketsaboutheroesaresoldout.5.RiceisplantedinSouthChina.6.Heissaidagoodboy.

助動詞be有人稱、數的變化,其變化規則與be作為連系動詞時一樣。如：Thedeskismadeofwood.Thedesksaremadeofwood.Heisaskedaquestionbytheteacher.被動語態的結構助動詞be+及物動詞的過去分詞不同的時態有不同的被動語態結構1.一般現在時的被動語態結構：bymanystudents.主動語態變被動語態的方法1.Manystudentsstudy

English.Englishisstudied2.Theymake

shoesinthatfactory.Shoesaremadebytheminthatfactory.主動語態變被動語態的方法1.把主動語態的賓語變為被動語態的主語。2.把主動語態的謂語變為被動語態的謂語。3.把主動語態的主語變為被動語態的by

短語。（①

by短語可以省。②by短語后跟代詞的賓格。）bytheteacher.3.Theteacheroftenasks

himquestions.HeisaskedquestionsTheyplayfootballonSunday.Lucydoesthehomeworkintheevening.Theyoftenusecomputersinclass.WemakethesemachinesinBeijing.FootballisplayedbythemonSunday.ThehomeworkisdonebyLucyintheevening.Computersareoftenusedbytheminclass.ThesemachinesaremadeinBeijing.肯定句：主語＋be+過去分詞＋(by~)否定句：主語＋benot＋過去分詞＋(by~)一般疑問句：Be＋主語＋過去分詞＋(by~)?特殊疑問句：疑問詞＋be＋主語＋過去分詞＋(by~)被動語態的時態是由be的時態決定的，be是什么時態，全句就是什么時態，be動詞后面的過去分詞不變。bymanystudents.Englishisstudiedbymanystudents.EnglishisnotstudiedSuchbooksarewrittenforchildren.

這些書是為兒童寫的。Ihaven’tbeentoldaboutit.沒有人告訴我這件事被動語態的用法（1）不知道或沒有必要說明動作的執行者是誰.It’s/wassaid/believed/reported/+that…It’sreportedthataboutthreehundredpeoplewerekilledinthisearthquake.

據報道，這次地震中大約有三百人死亡。

（2）強調動作的承受者，這時應用by短語。ThecupwasbrokenbyDavid.（3）作客觀說明時，常采用一種被動語態句型.把下列句子變成被動語態:Acar

knockedhimdownyesterday.2）Twodoctorsandtennursesmakeupthemedicalteam．3）WhenIgotthere,theywerecuttingupafallentree．Afallentreewasbeingcutup,whenIgotthere.Hewasknockeddownbyacaryesterday．Themedicalteamismadeupofbytwo…．Practice4)We’llputontheplaynextSunday．5)Workersarebuildinganewteachingbuildinginourschool．6)Theyhadcompletedtherailwaybytheendoflastyear．

TheplaywillbeputonnextSunday．Anewteachingbuildingisbeingbuiltbyworkersinourschool．Therailwayhadbeencompletedbytheendoflastyear．填空（完成被動語態填空）

1.Theyoftencleantheirclassroomafterschool.（改為被動語態）

Theirclassroom_____often______bythemafterschool.2.LiLeigaveTomanewpenlastweek.（同上）

Anewpen_________________Tomlastweek.

iscleanedwasgivenbyPractice3.AlotofpeopleinChinacanspeakEnglishnow.（同上）

English________________byalotofpeopleinChinanow.4.IhavelearnedEnglishforabouttwoyears.（同上）

English__________________forabouttwoyears.5.Theywillpublishthesestory-booksnextmonth.（同上）

Thesestory-books_______________nextmonth.canbespokenhasbeenlearnedwillbepublished1.Insomecountries,tea______withmilkandsugar.A.isservingB.isservedC.servesD.served2.Greatchanges_____inmyhometownsince1980.A.havebeentakenplaceB.tookplaceC.havetakenplaceD.weretakenplace3.Thenewtypeofcarisgoingto______inthreeyears.A.turnoutB.beturnedoutC.hasturnedoutD.h