【課件】仁愛(ài)版九上課件Unit 4 Topic 1 When was it invented

Unit4AmazingScience

Topic1Whenwasitinvented?SectionA

isspokenbyShespeaksChinese.

isspoken

by

HespeaksEnglish.EnglishEnglish.Hehim.ChineseChinese.Sheher.

被動(dòng)語(yǔ)態(tài)(PassiveVoice)be+done主動(dòng)語(yǔ)態(tài)：主語(yǔ)+動(dòng)詞+賓語(yǔ)

被動(dòng)語(yǔ)態(tài)：主語(yǔ)+be+過(guò)去分詞

+by+賓語(yǔ)Manypeopleusecomputers.Computers_____________by________________.Theworkersplanttreesinthegarden.Trees____________inthegarden____theworkers.areusedmanypeopleareplantedbyCanyoutry？Exercise1.Trees__________(water)inourschooleverythreedays.2.Thezoo___________(visit)bylotsofchildrenonweekends.3.AJourneytoWest________(show)onCCTVeverysummer.4.OnChristmasDay,childrenwakeupearlyandcan’twait______(open)theboxesofpresents.

5.We’llhaveachance_____(see)theflowershowthisweekend.toopenisshownarewateredtoseeisvisitedbemadeof

由某種物質(zhì)做成(看得出原材料，物理過(guò)程)bemadefrom

由某種物質(zhì)制成(看不出原材料，化學(xué)過(guò)程)bemadeupof

由幾部分組成bemadein

在某地/某時(shí)制造bemadeby

由某人制造bemadeinto

被制成12Languagepoints聚焦一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)結(jié)構(gòu):助動(dòng)詞(was/were)+及物動(dòng)詞的過(guò)去分詞1.肯定句式：主語(yǔ)+was/were+v.-ed2.否定句式：主語(yǔ)+was/were+not+v.-ed3.一般疑問(wèn)句式：Was/Were+主語(yǔ)+vt.-ed4.特殊疑問(wèn)句式：疑問(wèn)詞W/H+was/were+主語(yǔ)+v.-edE.g.Ane-mailwassenttoherfriendbyJaneyesterday.

Ane-mailwasn’tsenttoherfriendbyJaneyesterday.

Wasane-mailsenttoherfriendbyJaneyesterday?

Whowasthee-mailsenttobyJaneyesterday?Let’ssumuptogether.聚焦一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)結(jié)構(gòu):助動(dòng)詞(was/were)+及物動(dòng)詞的過(guò)去分詞1.肯定句式：主語(yǔ)+was/were+v.-edThedoorwasopened.門(mén)被打開(kāi)了。2.否定句式：主語(yǔ)+was/were+not+v.-edThedoorwasnotopened.門(mén)沒(méi)被打開(kāi)。3.一般疑問(wèn)句式：Was/Were+主語(yǔ)+vt.-ed4.特殊疑問(wèn)句式：疑問(wèn)詞W/H+was/were+主語(yǔ)+v.-ed1beallowedtodosth.被允許做某事,allowsb.todosth.允許某人做某事；allowdoingsth.允許做某事。e.g.Sheallowedmetogofishing.她允許我去釣魚(yú)。Wedon’tallowsmokinginthereadingroom.我們不允許在閱覽室吸煙。2toomuch既是形容詞短語(yǔ)，也是副詞短語(yǔ)，所以它既可修飾名詞也可修飾動(dòng)詞。e.g.toomuchwater；eattoomuch太多的水吃得太多.另外注意toomuch后接的是不可數(shù)名詞；toomany+可數(shù)名詞復(fù)數(shù)；muchtoo常用在形容詞或副詞之前修飾形容詞或副詞。e.g.muchtoolong太長(zhǎng)，muchtoofast太快3showv.給……看。showsth.tosb.=showsb.sth.把某物給某人看。e.g.Canyoushowyournewwatchtome?=Canyoushowmeyournewwatch?你能把新手表給我看看嗎？showsb.around...帶領(lǐng)某人參觀。e.g.Welcometomycity.I’llshowyouaroundsomeplacesofinterest.歡迎來(lái)我市，我將帶你參觀一些名勝古跡。shown.展覽、展示,onshow展出。e.g.ThereisaTVplayonshowonCCTV-1.在中央一臺(tái)有一部電視劇在播放。4bemadeof/from由……制成。bemadeof(看得出原材料)；bemadefrom(看不出原材料)。e.g.Thedeskismadeofwood.桌子是由木材制成的。Paperismadefromwood.紙是由木材制成的。bemadein在……制造。e.g.ThewatchismadeinShanghai.手表是在上海制造的。bemadebysb.由某人制造。e.g.Themodelplanewasmadebymyfather.飛機(jī)模型是我爸爸做的。5beusedfor被用來(lái)做……。e.g.Pensareusedforwriting.鋼筆被用來(lái)寫(xiě)字。這種結(jié)構(gòu)也可以變成beusedtodosth.。類(lèi)似的結(jié)構(gòu)還有:beusedas被用作；beusedby被誰(shuí)所用。e.g.EnglishisusedasaforeignlanguageinChina.英語(yǔ)在中國(guó)被當(dāng)做外語(yǔ)。Computersareusedbysomepeopleastoys.電腦被有些人當(dāng)玩具用。beused后還可以跟不定式。e.g.ThismachinecanbeusedtostudyEnglish.這種機(jī)器可用來(lái)學(xué)習(xí)英語(yǔ)。6wish(希望)后面接that從句常用虛擬語(yǔ)氣。本句表達(dá)康康的主觀臆想，不一定能實(shí)現(xiàn)，像這種表示主觀愿望和假想的語(yǔ)氣叫虛擬語(yǔ)氣。當(dāng)表示現(xiàn)在的愿望，從句中謂語(yǔ)動(dòng)詞用過(guò)去式；當(dāng)表示將來(lái)的愿望，從句中動(dòng)詞用could/would加動(dòng)詞原形。e.g.IwishthatIdidn’thavetogotoworktoday.我希望今天不用上班。IwishIcouldhavemyownhouse.我希望我能擁有自己的房子。7cometrue變成真的，實(shí)現(xiàn)。come這里起到連系動(dòng)詞的作用。go也有類(lèi)似用法。e.g.Thefishhasgonebad.這魚(yú)已經(jīng)變壞了。Changethefollowingsentences.1.Mymotherallowsmetousehercellphone.(改為被動(dòng)語(yǔ)態(tài))I________________usemymother’scellphone.2.Arocketisusedforlaunchingsatellitesandspaceships.(就畫(huà)線部分提問(wèn))

_______arocket______?3.Thedigitalcamerawasinventedin1975.(就劃線部分提問(wèn))________thedigitalcamera_______?4.Maybeheisaninventor.(改為同義句)

He________aninventor.am

allowed

to

What

isusedforWhenwas

inventedmaybe

ExercisesSummaryWelearn:

1.Somewords:

lock,rocket,metal,satellite,spaceship

2.Somephrases:

bemadeof,beusedof,someday,cometrue

3.Somesentences:

(1)IwishIcouldgointospacesomeday.(2)Ihopeyourdreamwillcometrue.(3)-Whatisarocketusedfor?-It’susedforsendingsatellitesorspaceshipsintospace.

Wecan:Usethepassivevoice.()1.Thelaptop_____inJapanin1985.Itisusedforstudying.

A.isdeveloped B.wasdeveloped C.developed

D.develops()2.Nowmoreandmoreman-madesatellitesare_____byhumans.

A.sentfor B.sendup C.sentup D.sentinto()3.Iwasmade_____thisorthatwhileworkingasawaiterinthishotel.

A.do B.doing C.todo D.didBCCUnit4AmazingScience

Topic1Whenwasitinvented?

SectionB()1.He___playcomputergamesunlesshefinishedhishomework.

A.wasallowedtoB.wasnotallowedtoC.allowto()2.Weallknowthatpaper___wood.A.ismadeofB.ismadeintoC.ismadefrom()3.Thiskindofmachine___in2006.A.isinventedB.ismadeC.wasinvented()4.A(An)___isusedfortakingphotos.A.CameraB.LiftC.MP3player()5.Weshouldspendmoretime___becauseit’stooimportant.A.tolearnEnglishB.learningEnglishC.inEnglishBCCABI.

Choosetherightanswer.Youcandoit.ReviewII.Fillintheblankswiththerightpreposition.1.Thedeskismade_____wood.2.Theredwineismade_____grapes.3.Thisdeliciouscakewasmade___mymother.4.Glassesaremade___glass.5.Ourgroupismadeup___fourstudents.6.Thatkindofmachineismade_____Japan.offromofofbyinReviewinvent/America/in1946A:Wherewerecomputersinvented?B:TheywereinventedinAmerica.A:Whenwerecomputersinvented?B:Theywereinventedin1946.Lookandtalkaboutthepicture.MP3player1998Korealistentomusicmobilephone1973Americacommunicateeasilydigitalcamera1975AmericatakephotosA:Wherewere…invented?B:Theywereinventedin….A:Whenwere…invented?B:Theywereinventedin….A:What’sthis?B:It’s…A:Whenwasitinvented?B:Itwasinventedin…A:Whoinventedit?

B:…1aLook,listenandsay.Whenwasitinvented?Whoinventedit?Look,alightbulb!In1897,ThomasEdison.In1895in1903in1879Canyoumatchthem?1cRead1aandcompletethetable.InventionInventorYearlightbulbGuglielmoMarconi

1903radioairplaneThomasEdisonWilburandOrvilleWright187918951It’ssaidthat...據(jù)說(shuō)……，聽(tīng)說(shuō)……it是形式主語(yǔ)，真正主語(yǔ)是that引導(dǎo)的從句。e.g.Itissaidthatyouhavesenthimthreeletters.據(jù)說(shuō)你已經(jīng)給他發(fā)了三封信。類(lèi)似的結(jié)構(gòu)還有It’sreportedthat...據(jù)報(bào)道……。e.g.It’sreportedthatChinawillsendupShenzhouⅧintospaceinafewyears.據(jù)報(bào)道中國(guó)幾年后將向太空發(fā)射神舟八號(hào)。2duringone’slife某人一生，相當(dāng)于inone’slife。e.g.LeiFengdidalotofgoodthingsduringhislife.雷鋒在他一生中做了許多好事。3gothisway走這邊，相當(dāng)于take/comethisway。44bedifferentfrom與…不同Mypenisdifferentfromyou.我的筆和你的不同。A:Whatarethese?B:…A:Whenweretheyproducedfirst?B:…A:Whatweretheymadeof?B:…Doyouknow?2Fillintheblankswiththeproperformsofthegivenwords.

Thefirstjeanswereproducedin1855.Atthattime,they___________(notcall)jeansandtheywerejusthard-wearingpantsdesignedforworkers.Thepants_____________(make)ofthebrowncloth.Thiskindofcloth______usually________(use)formakingtents.Nowadays,theirmaterialshavebeenchangedsothatitfeelsmorecomfortable.Andmanydifferentjeansstyles_______also________(create).They___________(design)notonlyforworkersbutalsoforteenagersandwomen.Laterjeansarepopularallovertheworld.werenotcalledweremadewasusedarecreatedaredesigned4aReadthefollowingwords.Listenandcheckthevowels.

rocketcottonhospitalmodelsatellitecameralaptopplasticThelightbulbisw______usedbypeopleeverywhere.ThomasEdisoni_______thelightbulbin1879.It’ss______thatheinventedmorethantwothousandthingsduringhislife.TheairplanewasinventedbyWilburandOrvilleWrightin1903.It’sd______fromtoday’s.ExercisesidelynventedaidifferentWelearn:

1.Somewords:

bulb,airplane,hard-wearing,

Korea

2.Somephrases:

beusedby,more

than,bedifferentfrom

3.Somesentences:

It’ssaidthatheinventedmorethantwo

thousand

thingsduringhislife.Wecan:

1.Usethesimplepastpassivevoice:

Doyouknowwhenitwasinvented?

Itwasinventedin1879.

2.Talkabouttheinventorsofsomegreatinventions.Summary()4.Afterhearingthefunnyjoke,myfathercan’thelp_____.

A.laugh

B.laughing

C.tolaugh D.laughs()5.—Myparentsdon’tallowme_____computergamesatschool. —That’sright.Theyarebadforyourstudy.

A.play

B.plays

C.playing

D.toplay()6.Wefindit_____todosomereadingeveryday.

A.easily

B.enjoy

C.helpful

D.interestedBDCUnit4AmazingScience

Topic1Whenwasitinvented?

SectionC

inventioncrayonthoughtsillybrainstormevaluateredesigndetailed愚蠢的，傻的發(fā)明，創(chuàng)造彩色鉛筆想法，看法，主意集思廣益，動(dòng)腦筋重新設(shè)計(jì)估值，評(píng)價(jià)，評(píng)估詳細(xì)的Matchthewordswiththeirmeanings.1comeabout出現(xiàn)，發(fā)生e.g.Howdidthisdangeroussituationcomeabout?這樣危險(xiǎn)的局面是怎樣出現(xiàn)的？2solveaproblem解決一個(gè)問(wèn)題。solve的賓語(yǔ)多為problem,answer的賓語(yǔ)多為question。3noone和none都表示否定，但用法有所不同，它們的區(qū)別是：a.noone用來(lái)指人，含有notevenone（連一個(gè)人也沒(méi)有）之意，其后不能接of短語(yǔ)。用作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞要用單數(shù)。e.g.Nooneknewwhotookthebookbymistake.沒(méi)有人知道誰(shuí)誤拿了這本書(shū)。Noonelikesapersonwithbadmanners.誰(shuí)也不喜歡不講禮貌的人。b.none不僅指人也可指物，其后常接of短語(yǔ)，構(gòu)成“noneof+名詞/代詞”結(jié)構(gòu)。當(dāng)名詞是復(fù)數(shù)時(shí)，謂語(yǔ)動(dòng)詞單復(fù)數(shù)均可。e.g.Noneofthehouseshas/havealargegardeninsomebigcities.在一些大城里，沒(méi)有一幢房子帶有大花園。注意：—Howmanypeoplearethereinyourclassroomnow?

現(xiàn)在你班里有多少人？—None.

沒(méi)有人?！猈hoisinyourclassroomnow?誰(shuí)現(xiàn)在在教室里？—Noone.

沒(méi)有人。4Inventingisinteresting發(fā)明是有趣的。此處inventing是動(dòng)名詞作主語(yǔ)，動(dòng)名詞作主語(yǔ)。謂語(yǔ)動(dòng)詞用單數(shù)形式。5intheinventionprocess在發(fā)明過(guò)程中。balloongunrobotkeyboardDiscuss1.Whatarethetop3mostimportantinventions?Why?2.Whichistheleastimportantinvention?Why?2Discusswithyourpartnerwhichofthefollowingsarethetop3mostimportantinventionsandwhichistheleastimportantinvention.Thenexplainyourchoicetotheclass.

Example:Ithinkzeroisthemostimportantinvention.ItissaidthatitwasinventedbyanIndian.Itisaveryinterestingnumber.Forexample,Ihaveonlytenyuan.Ifyouaddfivezerosafteritforme,haha,Iwillbearichman.

Myinventionisarobot.Itiscalled“Superman”.Thereisacomputerinsideitsbody.Itlookslikeatiger.Whenyouseeitforthefirsttime,youmaybefrightened.Infact,itisgentleandpolite.Itcanhelpusdohousework,suchascleaningaroom,washingdishes,andmakingthebed.Whentheroomisdirty,itwillbegintoworkatonce.Itcanalsowatchoverahouseinsteadofhumans.Itiscareful,cleverandhard-working.Inshort,thisrobotisveryusefultous,thoughitcan’trunorspeak.Youcanwriteitlikethis:i________n.thecreationofsomethinginthemind;theactofinventingc________n.arod(棒）ofcoloredwax（蠟）usedfordrawingt________n.anideathatyouhaveinyourminds________adj.foolishb________n.smallthininflatable(可充氣的）rubberbagwithnarrowneckg________n.aweapon（武器）fromwhichbullets（子彈）orotherthingsarefiredr________n.amachinethatcanmoveautomatically（自動(dòng)地）k________n.thesetofkeysthatyoupressinordertooperateitCompletethefollowingwordsaccordingtotheirfirstlettersandmeanings.nventionrayonhoughtillyalloonunoboteyboard1.Peopleusedthelightbulbswidelyinthepast.(改為被動(dòng)語(yǔ)態(tài)）

Thelightbulbs___________________bypeopleinthe

past.2.Wecanlaunchspaceshipstoexploreotherplanets.(改為被動(dòng)語(yǔ)態(tài)）

Spaceships___________________toexploreotherplanets.3.GoreVerbiniskidirectedthemoviePiratesoftheCaribean

inAmerica.(對(duì)劃線部分提問(wèn)）

_____________GoreVerbiniski________themoviePiratesoftheCaribbean?4.TheMP3playerwasdevelopedaround1998.(對(duì)劃線部分提問(wèn))

________________theMP3player_______________?Exerciseswerewidelyusedcan

be

launchedWherediddirectWhenwasdevelopedSummaryWelearn:

1.Somewords:

invention,crayon,thought,

silly,balloon,gun,robot,keyboard

2.Somephrases:

laughat，comecomeout，

theresultof…，noneof…

3.Somesentences:

Inventingisinterestingandexcitingandeveryone

canbeaninventor.

Wecan:

1.Talkabouttheprocessofaninvention.

2.Writeapassageaboutaninvention.()7.—Whenwillhisnewnovel_____? —Sorry.Idon’tknow.

A.comein B.comefrom C.comeout D.comeback()8.Thereportshowswehavedreamed_____exploringspaceforthousandsofyears.

A.in

B.on

C.of

D.to()9.Hedidn’tpasstheexambecausehe_____byhisteacheratallinthepast.

A.encouraged

B.wasn’tencouraged

C.isn’tencouraged D.weren’tencouraged()10.It’s_____thatEdisoninventedmorethantwothousandthingsinhislife.

A.said

B.marked

C.listed

D.toldCCBAUnit4AmazingScience

Topic1Whenwasitinvented?SectionDWhat’situsedfor?It’susedforlisteningtomusic.What’sitmadeof?It’smadeofplastic.Wherewasitinvented?ItwasinventedinKorea.Whenwasitinvented?Itwasinventedin1998.What’situsedfor?It’susedforcommunicatingeasily.What’sitmadeof?It’smadeofplasticandmetal.Wherewasitinvented?ItwasinventedinAmerica.Whenwasitinvented?Itwasinventedin1973.Whatmethoddidyouusetofindyourlostcellphone?GPSislikeaman-madestar.Wecanuseitatanytime,inanyplaceandinanyweathertofindoutourposition.Theearlyexplorersusedthestarsaslandmarkstoknowwheretheywereandinwhichdirectiontheyweregoing.Thismethodworkedwellatnightaslongastheweatherwasgood.Butitdidn’tworksowellduringtherestofthetime.Let’susetheGPS.n.探險(xiǎn)者，勘探者1explore探索Explorer

探險(xiǎn)家2findout找出，查明3aslongas只要4theshapeof…的形狀Keywordsexploreexplorer,mark

findout,in…directionworkwell,aslongastherestofthetimesolve,like,use,theshapeofgreatinventionn.標(biāo)示，記號(hào)，符號(hào)v.做記號(hào)，做標(biāo)記Retellit!Grammar

PassiveVoice(Ⅱ)TheradiowasinventedbyGuglielmoMarconiin1895.Whenwasthedigitalcameradeveloped?Wherewasitdeveloped?Whatisarocketusedfor?Itwasdevelopedinthe1970s.ItwasdevelopedinJapan.Itisusedforsendingsatellitesorspaceshipsintospace.Functions

IwishIcouldgointospacesomeday.Ihopeyourdreamwillcometrue.It’ssaidthatheinventedmorethantwothousandthingsduringhislife.Inventingisinterestingandexcitingandeveryonecanbeaninventor.

Passivevoice

was/were+done()1.Abigsupermarket_____inourcitylastyear.

A.isbuiltB.werebuiltC.wasbuilt()2.Couldyoutellmewhotheradio____by?

A.inventsB.inventedC.wasinvented()3.Manytreesandflowers_____inourschoollastyear.Theymadeourschoolmorebeautiful.

A.haveplantedB.wereplantedC.planted()4.Thechildren____swimlastmonthandtheycanswimverywellnow.

A.aretaughtB.weretaughtC.weretaughtto()5.Itissaidthatpotatochips_____bymistakeaboutonehundredyearsago.

A.wereinventedB.inventedC.areinventedCBCACGrammarexercise1.Youarelate,allthetickets__________(sell)outanhourago.2.Thistypeofcellphone____________(make)inShenzhen.3.I_________________(notinvite)toyesterday’sparty.4.________thosemachines__________(check)thismorning?5.Manytreesandflowers______________(plant)inourschoollastyear,andtheymadeourschoolabeautifulgarden.

weresoldweremadewere/was+v.的過(guò)去分詞Exerciseswasn’tinvitedWerecheckedwereplanted()1.Hurryup,you____onthephone.

A.Wanted B.waswanted

C.arewanted(

)2.Somestories_____thechildrenbytheteachereveryday.

A.istoldfor B.aretoldfor

C.aretoldto()3._____thathehasstudiedabroadforfiveyears.

A.Itissaid B.Itsays

C.Thatissaid()4.Thewindow____fiveminutesago.

A.iscleaned

B.wascleaned

C.canbecleaned()5.Thechildren______bytheteachersatschool.

A.takecareof

B.aretakencare

C.aretakencareof

CCABCChoosethebestanswer.()6.Ihavenoideawhat______whileIwasasleep.

A.happened

B.washappened

C.happens()7.Insomecountries,tea_____before