UnitForTopicOneSectionD课件仁爱英语九年级上册

Unit4AmazingScience

Topic1Whenwasitinvented?SectionD

Teachingaims1.Knowledgeaims：（1）Learnandmastersomenewwordsandphrases:Wordsandphrases:mark,explorer,system,man-made,findout,aslongas,beusedtodosth.Sentences:Thismethodworkedwellatnightaslongastheweatherwasgoodandthestarscouldbeseen.

Today,theproblemhasbeensolvedbytheGlobalPositioningSystem.

Itcanalsobeusedtostudytheshapeoftheearth.2.Skillaims:

Letstudentsusethepassivevoiceinlistening,speakingandwriting.3.Keypoints:

Grammar:thepastpassivevoice4.Difficultpoints：

TheGPSisagreatinventionthathelpsusexploreourplanetanddiscoverwhereweare.Wecanuseitatanytime,inanyplaceandinanyweathertofindoutourposition.1.做某事的方法2.出现；发生3.在许多方面,以许多方式10.与...分享12.……的结果13.给做一个详细的规划RevisioninclassRevisioninclassBCBDCwasmadeweretakenwasboughtwasn’tfinishedGrammarPassiveVoice(Ⅱ)TheradiowasinventedbyGuglielmoMarconiin1895.Whenwasthedigitalcameradeveloped?Wherewasitdeveloped?Whatisarocketusedfor?Itwasdevelopedinthe1970s.ItwasdevelopedinJapan.Itisusedforsendingsatellitesorspaceshipsintospace.

Revisioninclass语法：

一般过去时的被动语态be动词(was/were)+及物动词的过去分词E.g.Ane-mailwassenttoherfriendbyJaneyesterday.Ane-mailwasn’tsenttoherfriendbyJaneyesterday.Wasane-mailsenttoherfriendbyJaneyesterday?Whowasthee-mailsenttobyJaneyesterday?1.Youarelate,allthetickets_____________(sell)outanhourago.2.Thistypeofcellphone_____________(make)inShenzhen.3.I_________________(notinvite)toyesterday’sparty.4.________thosemachines___________(check)thismorning?5.Manytreesandflowers______________(plant)inourschoollastyear,andtheymadeourschoolabeautifulgarden.Exercisesinclass

weresoldweremadewasn’tinvitedWerecheckedwereplanted1.Abigsupermarket_____inourcitylastyear.A.isbuiltB.werebuiltC.wasbuilt2.Couldyoutellmewhotheradio____by?A.inventsB.inventedC.wasinvented3.Manytreesandflowers______inourschoollastyear.Theymadeourschoolmorebeautiful.A.haveplantedB.wereplantedC.planted4.Thechildren____swimlastmonthandtheycanswim

verywellnow.A.aretaughtB.weretaughtC.weretaughtto5.Itissaidthatpotatochips_____bymistakeaboutonehundredyearsago.A.wereinventedB.inventedC.areinventedExercisesinclassCCBCAFunctionsIwishcouldgointospacesomeday.Ihope

yourdreamwillcometrue.

It’ssaidthatheinventedmorethantwothousandthingsduringhislife.Inventingisinterestingandexcitingandeveryonecanbeaninventor.1.Howdidtheearlyexplorersknowwheretheywere?Theyfoundoutwheretheywerebyusingstars.2.What’sthedisadvantageofusingthestarsasguidingmarks?Itsdisadvantageisthatitdidn’tworkwellwhentheweatherwasbadandthestarscouldnotbeseen.3.WhatisaGPS?Isitusefultouse?Itislikeaman-madestar.Wecanuseitatanytime,inanyplaceandinanyweathertofindoutourposition.Itisveryuseful.4.WhatdoyouthinktheGPSwillbeusedforinthefuture?1a.ReadthepassageanddiscussthequestionsonPage88.

ThankstoGPS,wecanknoww_____wearenow.GPSislikeaman-made“star”.Itcanbeu____inanyplaceandanyweatherconditiontofindoutourp________.Inthepast,theearlyexplorershadtousestarsinthes_____totellthemwheretheywere,however,thismethoddidn’tworkwellwhentheweatherwasbad.SoGPSisagreatinventionthatcanhelphumanstobettere________ourplanets.heresedositionkyxploreAccordingtothepassageandfinishthepassage.LanguagePoints1.explore（及物动词），“探索；探险”

explorer（可数名词），“探险者”2.guidingmarks“地标”3.in...direction“朝着方向”inone’sdirectioninthedirectionof...inalldirections4.work（well）in(doing)sth.“（很好地）发挥作用”workout计算出workfor为...工作workon从事5.aslongas“只要”eg.Youwillmakegreatprogressaslongasyoustudyhard.6.therest意为“剩余的部分”，后接of+名词。如果跟的是可数名词复数形式，谓语动词用复数；如果跟的是不可数名词，谓语动词就用单数。e.g.1.Therestoftheapplesareforyou.剩下的苹果都是给你的。

2.Therestofthemilkhasgonebad.7.man-made（复合形容词），“人造的”e.g.man-madesatellite人造卫星8.beusedtodosth.“被用来做某事”usesth.fordoingsth./usesth.todosth.“用某物来做某事”e.g.Weuseknifeforcuttingthebread./Weusetheknifetocutthebread.ProjectName:Plar(plan-car)Inventor:KangkangYear:2014Use:Bothflyinganddriving1.ThisisKangkang’sinvention.Lookattheinformationandthepicture.

Whatdoyouthinkofit?Discusswithyourpartners.2.Designyourowninvention.Drawapictureofitandwritedowntheinformationaboutit.

Name:____________Inventor:___________Year:_____________Use:______________

3.Showthepictureofyourinventionanddescribeittotheclass.4.Discussingroupstodecidewhichisthemostuseful/interesting/funnyinvention.

1.探索我们的世界2.天空中的星星3.早期的探险者4.找到，弄明白5.在哪个方向6.奏效；可行7.只要8.在其余时间里9.在任何时间11.在任何天气下Exercisesinclass1.exploreourworld2.thestarsinthesky3.theearlyexplorers

4.findout5.inwhichdirection

6.workwell

7.aslongas

8.therestofthetime

9.atanytime

10.inanyplace11.inanyweather

12.theshapeoftheearth1.Hurryup,you______onthephone.A.Wanted B.waswantedC.arewanted2.Somestories_______thechildrenbytheteacher

every

day.A.istoldfor B.aretoldforC.aretoldto_____thathehasstudiedabroadforfiveyears.A.Itissaid B.Itsays C.Thatissaid4.Thewindow______fiveminutesago.A.iscleaned B.wascleanedC.canbecleaned5.Thechildren______bytheteachersatschool.A.takecareofB.aretakencare

C.aretakencareof6.Ihavenoideawhat______whileIwasasleep.A.happened B.washappenedC.happens7.Insomecountries,tea_____beforemeals.A.isserving B.isserved C.served8.Thiskindofbooks______well.A.doesn’tsell

B.isn’tselling

C.aren’tsold.9.I______tenminutestodecidewhichsentencewas

rightbytheteacher.A.gave B.wasgiven C.wasgiving10.Teachers______ineverypartoftheworld.A.areneeding B.areneeded C.willneedExercisesinclassC

C

A

B

C

A

B

A

B

B

1.PeopleuseradiostolearnEnglishinthepast._____________________________________________2.Jackwillshowmethephoto.______________________________________________3.TheyhaveraisedmuchmoneyfortheProjectHope.______________________________________________4.IoftenhearMarysingEnglishsongsathome._______________________________________________5.Wemustn’tthrowlitterabout.________________________________________________6.PeoplecanvisitplanetslikeMars._________________________________________________RadioswereusedtolearnEnglishinthepast.Thephotowillbeshowntome.

MuchmoneyhasbeenraisedfortheProjectHope.MaryisoftenheardtosingEnglishsongsathome.Littermustn’tbethrownabout.PlanetslikeMarscanbevisited.Exercisesinclass1.

Peopleusedthelightbulbswidelyinthepast.(改为被动语态）Thelightbulbs___________________bypeopleinthepast.2.Wecanlaunchspaceshipstoexploreotherplanets.(改为被动语态）Spaceships___________________toexploreotherplanets.3.GoreVerbiniskidirectedthemoviePiratesoftheCaribeaninAmerica.(对划线部分提问）_____________GoreVerbiniski________themoviePiratesoftheCaribbean?4.TheMP3playerwasdevelopedaround1998.(对划线部分提