SectionAGF-4C

Unit6Whenwasitinvented?Oralpractice-主動句改被動句

Oralpractice--1.Changeeachsentenceintopassivevoice:Acar

knockedhimdownyesterday.Twodoctorsandtennursesmakeupthemedicalteam．WhenIgotthere,theywerecuttingupafallentree．Hewasknockeddownbyacaryesterday．Themedicalteamismadeupofbytwo…．Afallentreewasbeingcutup,whenIgotthere.4)We’llputontheplaynextSunday．5)Workersarebuildinganewteachingbuildinginourschool．

6)Theyhadcompletedtherailwaybytheendoflastyear．TheplaywillbeputonnextSunday．Anewteachingbuildingisbeingbuiltbyworkersinourschool．Therailwayhadbeencompletedbytheendoflastyear．7)Weshouldprotecttheearth．8)Youneedtopaintthewall．Theearthshouldbeprotected．Thewallneedstobepainted．4aRewritethesentencesusingthepassivevoice.1.Theysoldthefridgeatalowprice._______________________________Thefridgewassoldatalowprice.n.

冰箱adj.低的;矮的2.Somebodystolemycamerafrommyhotelroom.__________________________________________________________________Mycamerawasstolenfrommyhotelroom.pron.

某人n.

重要人物3.Wheredidyoutakethesephotos? __________________________________4.Ourparentsadvisedusnottogooutalone. ____________________________________________________________________5.Differentwriterstranslatedthebookintodifferentlanguages. __________________________________ __________________________________Wherewerethesephotostaken?Wewereadvisedbyourparentsnottogooutalone.Thebookwastranslatedintodifferentlanguagesbydifferentwriters.v.

翻譯1.You____________tothepartylastnight, weren’tyou?Whydidn’tyougo?2.Theearthquakehappenedallofasudden, butluckilythevillagers_____________to asafeplace.wereinvitedeat,like,invite,tell,lock,ring,break,bringwerebrought4bCompletethesentenceswithcorrectformsoftheverbsinthebox.句子主語you與invite之間存在被動關系。villagers與bring之間存在被動關系

n.地震adj.突然（的）

bebroughttosp.luck-lucky-luckily3.Thedoor___________whenwearrived,sowe______thebell.4.Thestudents___________nottoeator drinkinclass,butRuby______therulewhenshestartedeatingabiscuitinscience class.5.Thecookies__________bythehungrykidsinlessthan20minutes,andtheyreally_____ them.waslockedrangbrokeweretoldwereeatenlikedthedoor與lock之間為被動關系；而we與ring之間則為主動關系；其他各題相同。

n.餅干n.曲奇餅v.鎖上，鎖住；n.鎖；Thetelephone______________(invent)byAlexanderGrahamBell.He__________(born)in1847.Mr.Bell________(work)ontheinventionofthetelephonewithThomasWatson.wasbornwasinventedworkedDecidewhetheractiveorpassiveformsshouldbeusedinthesesentence.Writethecorrectformsintheblanks.4cthetelephone與invent之間存在被動關系；Mr.Bell與work之間是主動關系。In1875,Mr.Bell_________(learn)howtosendmusicalnotesthroughaninstrumentsimilartoatelephone.Finally,thetelephone_____________(invent)in1876.Thefirstsentencethat_________(say)onthetelephonebyMr.Bellwas“Mr.Watson,comehere;Iwanttoseeyou.”Todaythetelephone________(use)aroundtheworld.learnedwasinventedwassaidisusedMr.Bell與learn之間為主動關系。adj.音樂的n.器械；工具構成助動詞be+及物動詞的過去分詞助動詞be+及物動詞的過去分詞

be

+

vt.p.p.ManypeopleEnglishspeakEnglish.isspokenbymanypeople.當我們不知道誰是動作的執行者，或者沒有必要指出誰是動作的執行者時，或者只需強調動作的承受者時，要用被動語態。何時使用被動語態？何時使用被動語態？被動語態：主語是動作的承受者.一般現在時：

am／is／are+

vt.p.p.

構成：be

+vt.p.p.一般過去時：

was／were

+vt.p.p.情態動詞：must

(can/could/may)+be

+vt.p.p.

構成：be

+vt.p.p.

shall/willbebegoingtobe一般將來時：+vt.p.p.現在進行時：

be(am/is/are)+being

+vt.p.p.mustplantThetreeThegroundbecoveredwithmustbe

planted

ontheground.willbe

covered

with

inafewyears’time.

trees

ExerciseⅠ.單項選擇

1.---TodayChineseisbecomingmoreandmorepopular.---It_______inmanyschoolsaroundtheworld.A.teachesB.isteachingC.hastaughtD.istaughtD2.We_______toclosethewindowsbeforeweleftthelab.A.tellB.toldC.aretoldD.weretold3.---

DidyouhearthatwaterinTaiLakesmeltterrible?---

Yes.Infact,it_______.That'sallbecauseofthepeopleandthefactoriesaround.A.pollutedB.waspollutedC.haspollutedD.willpolluteDBⅡ.將下列句子變為被動語態1.Myparentsboughtmeacomputerlastweek.2.Weoftenhearthegirlsinghappilyinherroom.Thegirlisoftenheardtosinghappily(byus)inherroom.

Acomputerwasboughtformebymyparentslastweek.將下列句子變為被動語態。1.Hechosesixstorybookstheotherday. Sixstorybooks____________byhimthe otherday.2.UncleLeegaveJackalargecakeforhe paintedthewallwonderfully. Jack__________alargecakeforhe paintedthewallwonderfully.練一練wasgivenwerechosen3.Amouseatehalfofthecakelastnight. Halfofthecake__________byamouselastnight.waseaten將下列句子變為主動語態。4.Werethesemachi