Unit2WildlifeProtection语法现在进行时的被动语态课件-高中英语人教版

1.什么是被动语态2.现在进行时被动语态的结构3.be动词变化规则4.过去分词变化规则5.何时用现在进行时的被动6.与其他时态的被动对比7.练习题被动语态的定义语态：表示主语和谓语动词之间的关系。英语有两种语态，即主动语态和被动语态。主动语态：表示主语是动作的执行者。被动语态：表示主语是动作的承受者。什么是被动语态什么是被动语态?主动语态被动语态AletterisbeingwrittenbymeIamwritinga转换letter被动语态:强调动作的承受者被动语态的定义ManystudentsstudyEnglish.(主动语态)Englishisstudiedbymanystudents.(被动语态)动作的执行者动作的承受者被动语态的结构be

+过去分词

amisare一般现在时现在进行时被动语态结构结构主语+bebeing+过去分词+by+动作发出者①主语:动作的承受者②bebeing:正在进行过去分词:动作本身④by+动作发出者:可选公式记住了吗?省略by短语的场景不知道动作发出者没必要说明动作发出者-Thewindowisbeingbroken.-Theroadisbeingrepaired.?动作发出者泛指-Englishisbeingspokeneverywhere.动作发出者泛指强调动作本身-Englishisbeingspokeneverywhere.-Thecakeisbeingmade.根据语境决定是否省略Thesecarsarebeingrepairednow.这些车正在被修理。Thetigerisnotbeingsetfreeatpresent.目前这只老虎没有被放出。AremiludeerbeingsenttoChinafromBritain?麋鹿是从英国运到中国的吗？Whatisbeingdoneforthemiludeer?现在为麋鹿正在做些什么呢？Whatcanyoufind?现在进行时的被动语态的主要形式有：肯定式；否定式；疑问式。它们的具体构成如下：(1)肯定式：主语＋____________＋____________(2)否定式：主语＋____________＋____________＋____________(3)疑问式：________疑问式[“Am/Is/Are＋(not)＋主语＋beingdone”]；________疑问式[“特殊疑问词＋am/is/are＋(not)＋beingdone”]。am/is/arebeingdoneam/is/arenotbeingdone一般特殊be动词的变化规则单数记忆技巧复数YouarebeingIambeingHe/She/Itisbeing口诀:单is复areWe/Theyarebeingbe动词要随主语变化过去分词的变化规则变化特殊变化①不规则work→workedplay-playeddo→donego→gonewrite→writtenmake→madeplay加ed何时使用现在进行时被动语态?动作正在进行中不知道或没必要说明动作发出者动作发出者比承受者更不重要强调动作的承受者根据语境选择使用其他时态对比般现在时被动现在进行时被动多了beingam/is/are+过去分词am/is/are+being+过去分词般过去时被动过去进行时被动was/were+being+过去分词was/were+过去分词注意being的用法0UC0UU练习题(一)题目1:将下列句子改为现在进行时被动语态Theworkersarebuildingthebridge.题目2:选择正确答案Thebook_A.isbeingwrittenbyTomnow.B.iswrittenC.beingwritten动手练习一下吧练习题(二)题目3:改错题Theproblemarebeingsolvenow.题目4:翻译句子(对/错)题目5:判断正误这封信正在被写。Englishisbeingspokeinmanycountries.认真思考每道题参考答案题目1答案:题目3答案:Thebridgeisbeingbuiltbytheworkers.are→is,solve→solvedTheproblemisbeingsolvednow.题目4答案:题目2答案:ATheletterisbeingwritten.对照答案检查PassiveVoice

被动语态IbelieveIcanflyThissongisenjoyedbypeopleallovertheworld.Englishisspokenbythemostpeopleintheworld.TheGreatWallwasbuiltbyChinesepeople.Thetreeswereplantedbystudents.Haveatry!1.用所给词的适当形式填空①Aninterestingexperiment______________(carry)outnow.②Wecanhearthatthepapers__________________(print)quicklyonthefast-movingprintingmachines.③Whatyou______________(tell)istrue.④Someanimals_____________________(notprotect)wellenough.isbeingcarriedarebeingprintedarebeingtoldarenotbeingprotected2.同义句转换①Theyarestudyingthelifeofthepandaatpresent.→Thelifeofthepanda________________atpresentbythem.②Thedoctorisoperatingonthepatientinsidenow.→Thepatient____________________bythedoctorsinsidenow.③Aretheybuildingthebridgeatpresent?→Isthebridge________________bythematpresent?isbeingstudiedisbeingoperatedonbeingbuiltHaveatry!3.单句语法填空/补全句子①Alotofwildanimals________________(kill)byhuntersinAfricatoday.②Ihavetogotoworkbytaxibecausemycar________________(正在修理)atthegarage.③Howmanybridges________________(正在修建)inthevillagenow?④Look!Theforeignguests________________________(正在被带领参观)thefactorybyMr.Zhang.arebeingkilledisbeingrepairedarebeingbuiltarebeingshownaroundHaveatry!4.补全句子/同义句转换/一句多译①—DoyouknowwhatSmithisdoing?—Heisill.He_________________________________________bythedoctor.——你知道史密斯正在做什么吗？——他病了。他可能正在接受医生的检查。②Manynewcarsareonshow.→Manynewcars_______________________________________.maybebeingexaminedarebeingshownHaveatry!Ⅱ.用现在进行时的被动语态完成下列语段Ladiesandgentlemen,welcometoourcity.Look!Manyabuilding1.isbeingbuilt(正在建造)nowinthecenterofthecity.Morethanonesubway2.isalsobeingconstructed(正在被建设).It’ssaidthatatleastanewstadiumandanewswimmingpool3.arebeingdesigned(正在被设计)bytheCityConstructionCompany.Well,asyoucansee,thetreesandflowers4.arebeingplanted(正在栽种)oneachsideoftheroads.5.Isthecitybeingplanned