九年级Unit-6whenwasitinvented课件SectionA2a-2c.ppt

Unit9Whenwasitinvented?,Period2SectionA2a-2c,electricity/ilektristi/n.电；电能,Inmoderncitieswecantlivehappilywithoutelectricity.,知识拓展,electricity电，名词；如Noelectricity,nomodernlife.没有电就没有现代生活。electric，形容词，电的，如electriclight；电灯；electrical,adj,电的，与电有关的，如electricalappliance（家用电器）；electronic,adj,电子的Electronicbook电子书,1.electric为“用电的，带电的”，指任何电动的或发电的装置，被修饰的物体本身可带电。如:electriclight,electricstove,electricpiano,electricmotor,electricbell。又如：Pleaseconnectthetwoelectricwires.请将这两根电线接起来。Withthiselectricblanket,thegrandpawontfeelcoldinwinter.有了电热毯，到了冬天爷爷就不觉得冷了。,2electrical为“电的，与电有关的，电气科学的”，指与电有关的事物，被修饰的词本身并不能带电。如：electricalengineer,electricalenergy,electricalengineering。又如：Alltheelectricalworkwasdonebymyyoungerbrother.所有的电工活都由弟弟来干。Heburiedhimselfinanelectricalbook.他埋头读一本电学方面的书。,heel/hi:l/n.鞋跟；足跟,Nowadaystheheelsofwomensshoesarehigherandhigher,moreandmorebeautiful.,scoop/sku:p/n.勺;铲子,IhaventseensomanykindsofscoopswhenIwasakid,especiallyscoopswithlight.,style/stail/n.样式;款式,Everyoneshouldhavehisorherownlifestyleinthemodernworld.,Newwords,heel/hi:l/n.鞋跟；足跟electricity/ilektristi/n.电；电能scoop/sku:p/n.勺;铲子style/stail/n.样式;款式,A:Whenwasthe_invented?B:Ithinkitwasinventedin_.,Review,1976,1885,1876,1927,Thepassivevoice.,被动语态,主动语态改被动语态:,Bell,invented,thetelephone,in1876.,was,by,Thepassivevoice.,被动语态,主动语态变被动语态的结构图:,Bellinventedthetelephonein1876.ThetelephonewasinventedbyBellin1876.,主语,谓语动词过去时,宾语,时间状语,主语,谓语动词的过去分词,宾语,时间状语,alarmclock(1350)Eric,A:Whenwasitinvented?B:ItwasinventedinA:Whowasitinventedby?B:Itwasinventedby,microwaveoven(1947)Spencer,Lead-in,lightbulb1879,Whenwasitinvented?,Itwasinventedin1879.,Whowasitinventedby?,ItwasinventedbyEdison.,Whatsitusedfor?,Itsusedforseeinginthedark.,Car1885,Whenwasitinvented?,Whowasitinventedby?,Whatisitusedfor?,Benz.,Itwasinventedin1885.,Itisusedfortravelingfast.,ItwasinventedbyBenz.,inventv.发明，创造,发明家，创造者,n.invention,inventor,Edisonwasagreat_.He_1093things.His_areveryimportanttous.,爱迪生是一位伟大的发明家，他发明了1093样东西，他的发明对我们很重要。,inventor,invented,inventions,2a,Listenandnumbertheinventionsintheorderthatyouhear.,1,2,3,2blistenmatchtheinventionswiththepeople.,JulieThompson,Shoeswithlights,ChelseaLanmon,Hotice-creamscoop,JayceCoziarandJamieEllsworth,shoeswithspecialheels,2blistenmatchtheinventionswiththeiruses.,changingthestyleoftheshoes.,Shoeswithlights,seeinginthedark.,Hotice-creamscoop,servingreallycoldicecream.,shoeswithspecialheels,2blistenandcheckyouranswers.,Listenagainandmatchtheitemswiththeirinventorsanduses.,2b,Summaries,1.shoeswithspecialheels特殊后跟的鞋子2.hoticecreamscoop热的冰其淋勺子3.runonelectricity电动的4.beusedfor被用作5.thesubjectformyschoolproject学校项目的课题6.ourdailylives我们的日常生活7.haveapoint有点道理,Guessinggame!,potatochips,18501870,1853,Whenwasitinvented?,lollipop,19501980,1958,Whenwasitinvented?,S1:Whatarethese?S2:Theyareshoeswithlights.S1:Whataretheyusedfor?S2:Theyareusedforseeinginthedark.S1:Whoweretheyinventedby?S2:TheywereinventedbyJulieThompson.,2c,S1:Whatisthis?S2:Thisisahotice-creamscoop.Itrunsonelectricity.S1:Whatisitusedfor?S2:Itisusedforservingreallycoldicecream.S1:Whowasitinventedby?S2:ItwasinventedbyChelseaLanmon.,2c,S1:Whatarethese?S2:Theyareshoeswithspecialheels.S1:Whataretheyusedfor?S2:Theyareusedforchangingthestyleoftheshoes.S1:Whoweretheyinventedby?S2:TheywereinventedbyJayceCoziarandJamieEllsworth.,2c,Grammarfocus,Whenwasthecarinvented?Itwasinventedin1885.Whenwereshoeswithlightsinvented?Theywereinventedlastyear.Whoweretheyinventedby?TheywereinventedbyJulieThompson.Whataretheyusedfor?Theyreusedforseeinginthedark.,Languagepoints,1.Light的用法,一、用作形容词,表示“轻的”、“少量的”、“浅色的”等意思。例如:Arethesebagsheavy?这些包很重吗?No,theyrelight.不,不重。Igotuplatethismorning,soIhadalightbreakfastandwenttoschool.今早我起床晚了,所以吃了一点儿就上学了。IlikelightgreenbutLilyprefersdarkblue.我喜欢浅绿色,但是莉莉喜欢深蓝色。,二、用作不可数名词,表示“光线”、“光源(如蜡烛或灯)”等意思。例如:Nowtherewasenoughlight,sothedoctorwasabletoseeclearly.现在有了足够的光线,因此,大夫能够看清楚。Inthedimlight,agirlwasplayingthepiano.在昏暗的灯光下，一位女孩在弹钢琴。三、用作可数名词,表示“灯、电灯”Turnrightatthetrafficlights.在红绿灯处右转。Thereare12lightsinourclassroom.我们的教室里有12盏电灯。,四、用作动词，点亮、点燃意思。比如lightthecandle/cigarette/fire.点蜡烛、点香烟、点火Everynightshemustlightthecandleforherdisabledgrandma.每天晚上她为行动不便的奶奶点蜡烛。,2.Itsusedforservingreallycoldicecream.【经典习题】完成句子：邮票是用来发送信件的。Stampsare_letters.【要点点拨】beusedfordoingsth.表示“被用于干某事”，意思与beusedtodosth.相同。如：Thecameraisusedfortakingphotos.=Thecameraisusedtotakephotos.,usedforsending,【拓展延伸】beusedassth.表示“被用作某物”。如：Englishisusedasthesecondlanguageinmanycountries.beusedbysb.表示“被某人使用”，后接动作的执行者。如：Thesetextbooksareusedbystudents.be/getusedtodoingsth.表示“习惯于做某事”。如：Sheisusedtorunningeverymorning.usedtodosth.表示“过去常常做某事”。如：MissLiusedtodanceafterwork.,及时练,1.在中国英语作为外语来使用。_2.教师用粉笔。_3.毛衣是用来保暖的。_,【解析】,1.EnglishisusedasaforeignlanguageinChina.2.Chalkisusedbyteachers.3.Asweaterisusedforkeepingwarm.,3、with用法小结,一、with表拥有某物Marymarriedamanwithalotofmoney.马莉嫁给了一个有着很多钱的男人。Ioftendreamofabighousewithanicegarden.我经常梦想有一个带花园的大房子。Theoldmanlivedwithalittledogonthelonelyisland.这个老人和一条小狗住在荒岛上。,二、with表用某种工具或手段Icuttheapplewithasharpknife.我用一把锋利的刀削平果。Tomdrewthepicturewithapencil.汤母用铅笔画画。Weseewithoureyesandwehearwithourears.我们用眼睛看，用耳朵听。,三、with表人与人之间的协同关系makefriendswithsbtalkwithsbquarrelwithsbstrugglewithsbfightwithsbplaywithsbworkwithsbcooperatewithsb,四、with表原因或理由Johnwasinbedwithhighfever.约翰因发烧卧床。Hejumpedupwithjoy.他因高兴跳起来。Fatherisoftenexcitedwithwine.父亲常因白酒变的兴奋。,五、with表“带来”，或“带有,具有”，在身上，在身边之意Thegirlwithgoldenhairlooksbeautiful.那个金头发的女孩看起来漂亮。Thefamousdirectorwillcometothemeetingwiththeleadingactorandactress.那个有名的导演将带着男女主角来到会场。Astormwithahurricanehascomeontoitsway.带有飓风的风暴要来了。Doyouhavemoneywithyou.身上带着钱吗？Taketheumbrellawithyouincaseitrains.随身带伞，以防下雨。,Exercise,完成句子：1.汽车是什么时候发明的？它是在1885年被发明的。When_thecar_?It_1885.2.带灯的鞋子是什么时候发明的？是去年发明的。When_shoeswithlights_?They_lastyear.,wasinvented,wasinventedin,wereinvented,wereinvented,3.他们是谁发明的。是朱丽.汤普森发明的。_