高二英語新課標(biāo)選修7Unit2-Robots-Grammar課件

RevisionofthePassiveVoice〔復(fù)習(xí)被動(dòng)語態(tài)〕Unit2Grammar1.復(fù)習(xí)動(dòng)詞不定式的主動(dòng)被動(dòng)結(jié)構(gòu)一般式進(jìn)行式完成式主動(dòng)todotobedoingtohavedone被動(dòng)tobedoneto

have

been

done1.Thedam_____bytheyear2012,willbenefitthewholecountry.A.beingcompletedB.tocompleteC.completedD.tobecompletedD

2.Shetoldmethatherproposalneeded_____intoconsideration.A.totakeB.tobetakenC.tobetakingD.tohavetakenB

Thefishisnotfitto______.A.toeatB.tobeeaten不定式的主動(dòng)形式表示被動(dòng)在“n／pron+be+adj+todo”結(jié)構(gòu)中。常用的形容詞有easy,difficult,hard,impossible,nice,pleasant,light,heavy,(un)fit

等。如：

1.本文很好理解。

2.他很好相處。

3.這種水不宜喝。

Theessayiseasytounderstand.Heisnicetogetalongwith.Thiskindofwaterisunfittodrink.2.當(dāng)不定式的邏輯主語在句中出現(xiàn)時(shí)。如：

Doyouhaveanythingtosay?(you是tosay的邏輯主語)

3.一些作表語用的不定式的主動(dòng)形式。常見的這類動(dòng)詞有l(wèi)et(出租),rent,blame等。例如：

Thehouseistolet/torent．此房出租。

Ifeltlwastoblame.我感覺該受責(zé)備的是我。Hehasasistertolookafter.EX.他有個(gè)妹妹要照看。_______fit,you’dbettertakeexerciseinthemorning,forthemorningairisfresh______.A.tokeep;tobebreathedB.keeping;tobreatheC.tokeep;tobreatheD.keeping;tobebreathedC

一、RevisethePassiveVoice主動(dòng)語態(tài)〔theactivevoice〕被動(dòng)語態(tài)〔thepassivevoice〕如：①Everyoneenjoysexcitingsports.(主動(dòng)語態(tài))主動(dòng)語態(tài)表示主語是動(dòng)作的執(zhí)行者;②Excitingsportsareenjoyedbyeveryone.(被動(dòng)語態(tài))被動(dòng)語態(tài)表示主語是動(dòng)作的承受者。如：我的家鄉(xiāng)發(fā)生了很大的變化。不能說：Greatchangeshavebeentakenplaceinmyhometown.通常只有及物動(dòng)詞〔組〕才有被動(dòng)語態(tài)，不及物動(dòng)詞沒有。現(xiàn)在時(shí)過去時(shí)將來時(shí)一般式______given_________given__________進(jìn)行式__________

given_______________

given完成式_________

given_________given___________時(shí)式常見主被動(dòng)時(shí)態(tài)變化一覽表wasgivengivenamisareambeingisbeingarebeinghasbeenhavebeenwerewasbeingwerebeinghadbeenshallbewillbeshall/willhavebeenThewindowwasbrokenbyTom.主被動(dòng)語態(tài)的轉(zhuǎn)換：Tombrokethewindow.Wearecleaningtheclassroom.Theclassroomisbeingcleanedbyus.2.Thestudentshaveplantedmanytreesinspring.Manytreeshavebeenplantedbystudentsinspring.3.Beforeyoucomeback,wewillhavefinishedthebuilding.Beforeyoucomeback,thebuilding

willhavebeenfinished.Transformthefollowingintothepassivevoice.(把以下句子改為被動(dòng)語態(tài)〕1.Thesechildren__________________(將受到很好的照料〕inthekindergarten.2.Theclassroom___________________(由學(xué)生們清掃〕everyday.3.Theproblem______________(正在被討論〕inthemeetingroomnow.4.Manytreesandflowers_____________intheschoolyard〔校園里.willbetakengoodcareofiscleanedbythestudentsisbeingdiscussedhadbeenplanted根據(jù)括號(hào)內(nèi)的漢語提示完成以下句子。二、情態(tài)動(dòng)詞的被動(dòng)語態(tài)含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)是由______________________構(gòu)成的。E.g.Alltheworkshouldbefinishedtoday.所有工作必須今天完成。情態(tài)動(dòng)詞+be+p.p.三、特殊的被動(dòng)結(jié)構(gòu)系動(dòng)詞無被動(dòng)〔look,feel,smell,taste,stay,provekeep等〕如：1〕這種布料摸起來很軟。Thematerialfeelssoft.2)這些蘋果聞起來很香甜。Theseapplessmellsweet.2.表示主語特征或特點(diǎn)的動(dòng)詞，如read,write,cut,sell,wash,open等，通常和一個(gè)副詞連用。如：1〕這把書暢銷。Thebooksellswell.2)這把刀很快。Theknifecutswell.3.在beworthdoing,need/want/requiredoing(tobedone)結(jié)構(gòu)中，其后的動(dòng)名詞一定是用主動(dòng)語態(tài)表示被動(dòng)意義。例如:Thebookisworthreading.這種花每周要澆水兩次。

Theflowerneedswateringtwiceaweek.這個(gè)小孩需要照看。

Thebabywantslookingafter.即時(shí)練習(xí)Canyouseewhatiswrittenontheboard?Yes.It_____“CAUTION:WETFLOOR”.A.readsB.isreadC.writesD.iswritten2.Thequestionis_______.A.veryworthbeingconsideredB.veryworthconsideringC.wellworthbeingconsideredD.wellworthconsideringAD請(qǐng)你用今天所學(xué)的知識(shí)寫一寫家鄉(xiāng)的變化。

改革開放三十年，你的家鄉(xiāng)有了怎樣驚人的變化呢？是不是也修建了一些大工廠，寬闊的道路，栽種了綠樹紅花，是不是也正在建造一些漂亮的建筑？拿起筆來趕緊寫一寫吧！

寫一寫1.Allthesegiftsmustbemailedimmediately_______intimeforChristmas.(05年遼寧卷)A.inordertohavereceivedB.inordertoreceiveC.soastobereceivedD.soastobereceivingC練習(xí)4.Thelocalhealthorganizationisreported____twenty-fiveyearsagowhenDr.Admbecameitsfirstpresident.A.tobesetupB.beingsetupC.tohavebeensetupD.havingbeensetupC

5.Largesumsofmoney_____eachyearinpaintingthesteelworkofbridges,ships,andotherexposedstructures.A.havespentB.havetobespentC.havetospendD.spendB1.Ifeelgreatlyhonored____intotheirsociety.(2008北京卷)A.towelcome B.welcomingC.tobewelcomedD.welcomed高考鏈接C

2.Whenaskedwhyhewentthere,hesaidhewassentthere_______foraspaceflight.(07江西卷)A.training

B.beingtrained

C.tohavetrained

D.tobetrained3.ThechildrentalkedsoloudlyatdinnertablethatIhadtostruggle_______.(07浙江卷)A.tobeheard

B.tohaveheard

C.hearing

D.beingheardD

A6.LittleJimshouldlove_____tothetheatrethisevening.(1992全國(guó))A.tobetakenB.totakeC.beingtakenD.takingA

1.Gooverkeywordsandexpressions.2.Gooverthegrammaranddotheexerciseonpage14inthetextbook.Homework

3.Writealettertoarobotscientist.Tellhimwhatotherthingsyouthinkrobotscando.Ortellhimwhyyouthinkrobotsaredangerousandhelpthemtoimproverobots.Dear