英語人教版九年級全冊unit6sectionA1a-2d

1、Unit6Whenwasitinvented?SectionA1(1a-2d)一、教學(xué)目標(biāo)：1. 語言知識目標(biāo)：1)能掌握以下單詞：heel,scoop,electricity,style,project,pleasure,zipper,daily,website,pioneer,list,mention能掌握以下句型：Whenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whataretheyusedfor?Theyareusedforseeingatnight.2)能談?wù)撐锲繁话l(fā)明的時(shí)間、發(fā)明者，表達(dá)某發(fā)明的用途。2. 情感態(tài)度價(jià)值觀目

2、標(biāo)：了解一些近現(xiàn)代發(fā)明的時(shí)間及用途，激發(fā)自己熱愛發(fā)明的情感。培養(yǎng)想象力，善于觀察事物。面對難題，用積極的態(tài)度去解決，發(fā)揮想象力，認(rèn)識世界，改造世界。二、教學(xué)重難點(diǎn)1.教學(xué)重點(diǎn)：1)本課時(shí)的單詞、詞組和句型，學(xué)習(xí)運(yùn)用一般過去時(shí)態(tài)的被動語態(tài)。2)學(xué)會詢問發(fā)明時(shí)間及用途的基本句型：Whenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whataretheyusedfor?Theyareusedforseeingatnight.2.教學(xué)難點(diǎn)：運(yùn)用一般過去時(shí)態(tài)的被動語態(tài)來討論發(fā)明的發(fā)明時(shí)間及用途。三、教學(xué)過程I. Warmingup1. 展示一些近代

3、發(fā)明的圖片與近代發(fā)明的發(fā)明者，讓學(xué)生們將圖片與發(fā)明者相連。T:Doyouknowwhattheseinventionsare?S1:Itsacar.S2:Itsatelephone.S3:Itsatelevision.T:Doyouknowwhotheseinventorsare?S1:KarlBenzS2:AlexanderBellS3:J.L.BairdLetSsmatchtheinventionsandtheinventors.n.Presentation引導(dǎo)學(xué)生們學(xué)習(xí)一般過去時(shí)態(tài)的被動語態(tài)結(jié)構(gòu)。讓學(xué)生們看大屏幕的如果愛和發(fā)明者的圖片,并將句子改為被動語態(tài)。如：T:KarlBenzinv

4、entedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.川.Talking1. Lookatthepicturesin1a.Discusswithyourgroup,inwhatorderdoyouthinktheywereinvented?Trytonumberthem1-4.2. Ssdiscusswiththeirpartnersandnumberthepictures.3. Talkingabouttheinventions:A:IthinktheTVwasinventedbeforethecar.B:Idonat

5、greewithyou.IthinktheTVwasinventedafterthecar.IV.Listening(1b)1. T:TellSslookatthepicturesandyearsontheleft.Finish1b.2. Listenagainandcompletetheconversation.Alice:Wasyourlifeverywhenyouwereakid?Grandma:Oh,.Why?Alice:Well,youdidnthavemoderninventionslikea,right?Grandma:Ofcoursewedid!Howolddoyouthink

6、Iam?Thetelephonein.Youneedtotakeaclass,Alice!Alice:Haha!Howabout?Theyyet,werethey?Grandma:Yes,theywere.Carsin.Myfamilyhadacar.Alice:Well,didyou?Grandma:No,wecouldntone.Theywereinthosedays.TheTVaround,Ithink.Alice:Well,Iknowthatyoudidnthavea,becausewelearnedinschoolthatpersonalcomputersin.Grandma:You

7、reright.ButIhaveonenow!V.Pairwork(1c)1. Sstrytoremembertheinventionandtheyear.2. StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.3. Letsomepairsaskandanswerinpairs.e.g.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.W.Lea

8、rningthenewwords&ListeningLookatthepicturesthenlearnthenewwords.Workon2a:T:TellSstheywillhearsomeinterestinginventions.1. Lookatthepicturesin2a.Discussthethingswhattheyareusedfor.2. PlaytherecordingfortheSstolistenandnumberthepictures.3. Playtherecordingagaintochecktheanswers.Workon2b:1. LetSsreadth

9、echartbelow.ExplainsomemainsentencesfortheSs.Makesuretheyknowwhattodo.2. PlaytherecordingfortheSstofillintheblanks.3. Playtherecordingagaintochecktheanswers.4. Listenagainandfillintheblanks.Thefirstinventionisshoeswith.Peoplealwayshittheirtoesononthewaytothebathroomatnight.Sopeoplecanusethemforinthe

10、.Thesecondinventionisaspecialice-cream.Itrunsonandbecomeshot.Itsforservingreallyi-cceream.Thelastinventionisshoeswithspecial.PeoplecanmovetheheelsandYoucantheheelsifyouaregoingtoaorthemifyouarejustgoingoutfor.VD.Pairwork(2c)1. TellSstomakeconversationsusingtheinformationin2b.MakeamodelfortheSs.A:Wha

11、taretheshoeswithspecialheelsusedfor?B:Theyareusedforchangingthestyleoftheshoes.2. LetsomeSsmakeconversationsusingtheinformationin2b.3. Seewhichgroupdoesthebest.W.Role-play(2d)1. ReadtheconversationsandLetSsreadaftertheteacher.2. Explainsomenewwordsandmainpointsintheconversation.3. AskSstorole-playth

12、econversationingroups.X. Languagepoints1. Well,youdoseemtohaveapoint嗯，看來你說的確實(shí)有道理這句話中的助動詞do放在動詞seem前面主要用來加強(qiáng)語氣，通?？勺g作的確，確實(shí)”在謂語動詞前添加助動詞do表示強(qiáng)調(diào)的用法常見于肯定句和祈使句中。在英語中，haveapoint通常指某人的說法或想法有道理”如：(Perhapsyouhaveapointthere),buttheproblemisthatwedonthaveachoice.也許你說的有道理，但問題是我們沒有選擇。2. Theyareusedforseeinginthedar

13、k.beusedfordoingsth表示“被用來做某事。相當(dāng)于beusedtodosth.e.g.這臺電腦是用來控制所有機(jī)器的。你知道這工具是用于做什么的？Thiscomputerisusedtocontrolallthemachines.Doyouknowwhatthistoolisusedfor?3. Thinkabouthowoftenitsusedinourdailylives.thinkabout表示“考慮，想起”e.g.Heisthinkingabouttravellinginthesummerholidays.Shewasthinkingaboutherchildhoodday

14、s.他正在考慮暑假旅游的事。她正回想她的童年時(shí)期?！総hink短語】thinkof指“考慮，記憶，記起”e.g.Youthinkofeverything!你全都提到了。Icantthinkofhisnameatthemoment.一時(shí)想不起他的名字。thinksth.over指“仔細(xì)想，審慎思考，作進(jìn)一步考慮”e.g.PleasethinkoverwhatIsaid.請仔細(xì)考慮我說的話。Iwanttothinkitover.我想仔細(xì)考慮一下這件事。thinksth.out指“想通，想出，熟思”e.g.Hethoughtoutanewidea.他想出了一個新主意。Thatwantsthinkin

15、gout.那件事需要仔細(xì)考慮。幻.Exercise.I.根據(jù)句意及提示，寫出句中所缺單詞。1. Theclothesinthatstoreareindifferent（樣式）.2. Itsnotrighttowastewaterand電_）.（3. Pleasetrythis（網(wǎng)站）.Ithinkitsfantasticforbeginners.4. Theyfoundgreat（愉快）inplayingbasketball.5. Theoldmanisthe（先驅(qū)）inthefield（領(lǐng)域）ofspace.6. Helensnamewas列_出（）ontheblackboard.7. Mr.Blacktoldmenotto（提到）thatatthemeeting.8. Dr.Wilson,couldyoupleasegiveabriefintroductiontoyour（工程）?n.完成英語句子，每空一詞。1.很抱歉我不能想起這部電影的名字。ImsorryIcantthenameofthefilm.2. 你說的有道理，電腦在我們的日常生活中起著重要的作用。Youhaveapoint.Computersplayanimportantpartinour.3. 去年他去了很多國家，比如澳大利亞。Hewenttomanycountrieslastyear,Austral