人教版九年级Unit6SectionA2a-2c课件.ppt

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1、Unit9Whenwasitinvented?Period2SectionA2a-2celectricity/ilektristi/n.电；电能电；电能vInmoderncitieswecantlivehappilywithoutelectricity.知识拓展知识拓展velectricity电，名词；电，名词；v如如Noelectricity,nomodernlife.v没有电就没有现代生活。没有电就没有现代生活。velectric，形容词，电的，形容词，电的，v如如electriclight；电灯；电灯；velectrical,adj,电的，与电有关的，电的，与电有关的，v如如electr

2、icalappliance（家用电器）（家用电器）；velectronic,adj,电子的电子的vElectronicbook电子书电子书v1.electric为为“用电的，带电的用电的，带电的”，指任何电动，指任何电动的或发电的装置，被修饰的物体的或发电的装置，被修饰的物体本身可带电本身可带电。如。如:velectriclight,electricstove,electricpiano,electricmotor,electricbell。v又如：又如：Pleaseconnectthetwoelectricwires.v请将这两根电线接起来。请将这两根电线接起来。vWiththiselect

3、ricblanket,thegrandpawontfeelcoldinwinter.v有了电热毯，到了冬天爷爷就不觉得冷了。有了电热毯，到了冬天爷爷就不觉得冷了。v2electrical为为“电的，与电有关的，电电的，与电有关的，电气科学的气科学的”，指与电有关的事物，被修饰，指与电有关的事物，被修饰的词本身的词本身并不能并不能带电。带电。v如：如：electricalengineer,electricalenergy,electricalengineering。又如：。又如：vAlltheelectricalworkwasdonebymyyoungerbrother.v所有的电工活都由弟弟来

4、干。所有的电工活都由弟弟来干。vHeburiedhimselfinanelectricalbook.v他埋头读一本电学方面的书。他埋头读一本电学方面的书。heel/hi:l/n.鞋跟；足跟鞋跟；足跟vNowadaystheheelsofwomensshoesarehigherandhigher,moreandmorebeautiful.scoop/sku:p/n.勺勺;铲子铲子vIhaventseensomanykindsofscoopswhenIwasakid,especiallyscoopswithlight.style/stail/n.样式样式;款式款式vEveryoneshouldha

5、vehisorherownlifestyleinthemodernworld.Newwordsvheel/hi:l/n.v鞋跟；足跟鞋跟；足跟velectricity/ilektristi/n.v电；电能电；电能vscoop/sku:p/n.v勺勺;铲子铲子vstyle/stail/n.v样式样式;款式款式A A:When was the _ :When was the _ invented?invented?B B:I think it was invented in:I think it was invented in _._.Review Review 1976188518761927T

6、he passive voice.被动语态被动语态主动语态改被动语态主动语态改被动语态:Bellinvented the telephonein 1876.wasbyThe passive voice.被动语态被动语态主动语态变被动语态的结构图主动语态变被动语态的结构图:Bell invented the telephone in 1876.The telephone was invented by Bell in 1876.主语主语谓语动词过去时谓语动词过去时宾语宾语时间状语时间状语主语主语谓语动词的过去分词谓语动词的过去分词宾语宾语时间状语时间状语 alarm clock alarm cl

7、ock(1350)(1350)Eric Eric A:Whenwasitinvented?B:ItwasinventedinA:Whowasitinventedby?B:Itwasinventedbymicrowave oven microwave oven(1947)(1947)Spencer Spencer Lead-inlight bulblight bulb18791879Whenwasitinvented?Itwasinventedin1879.Whowasitinventedby?ItwasinventedbyEdison.Whatsitusedfor?Itsusedforseei

8、nginthedark.Car1885Whenwasitinvented?Whowasitinventedby?Whatisitusedfor?Benz.Itwasinventedin1885.Itisusedfortravelingfast.ItwasinventedbyBenz.inventv.发明，创造发明，创造发明家，创造者发明家，创造者n.inventioninventorEdison was a great _.He _ 1093 things.His _ are very important to us.爱迪生是一位伟大的发明家，他发明了爱迪生是一位伟大的发明家，他发明了1093

9、样东西，他的发明对我们很重要。样东西，他的发明对我们很重要。inventorinventedinventions2aListen and number the inventions inthe order that you hear.1232blistenmatchtheinventionswiththepeople.Julie Julie ThompsonThompsonShoes with lightsChelsea Chelsea LanmonLanmonHotice-creamscoopJayceJayce CoziarCoziar and and Jamie Jamie Ellswo

10、rthEllsworthshoes with special heels2blistenmatchtheinventionswiththeiruses.changingthestyleoftheshoes.Shoes with lightsseeinginthedark.Hotice-creamscoopservingreallycoldicecream.shoes with special heels2blistenandcheckyouranswers.InventionWho was it/were they invented byWhat is it/are they used for

11、?shoes with special heelsChelsea Lanmonserving really cold ice creamShoes with lightsJayce Coziar and Jamie Ellsworthseeing in the darkhot ice-cream scoopJulie Thompsonchanging the style of the shoes Listen again and match the items with their inventors and uses.2bSummariesv1.shoeswithspecialheelsv特

12、殊后跟的鞋子特殊后跟的鞋子v2.hoticecreamscoop热的冰其淋勺子热的冰其淋勺子v3.runonelectricity电动的电动的v4.beusedfor被用作被用作v5.thesubjectformyschoolprojectv学校项目的课题学校项目的课题v6.ourdailylives我们的日常生活我们的日常生活v7.haveapoint有点道理有点道理potato chips185018701853Whenwasitinvented?lollipop195019801958Whenwasitinvented?vS1:Whatarethese?vS2:Theyareshoesw

13、ithlights.vS1:Whataretheyusedfor?vS2:Theyareusedforseeinginthedark.vS1:Whoweretheyinventedby?vS2:TheywereinventedbyJulieThompson.2cvS1:Whatisthis?vS2:Thisisahotvice-creamscoop.Itrunsonelectricity.vS1:Whatisitusedfor?vS2:Itisusedforservingreallycoldicecream.vS1:Whowasitinventedby?vS2:ItwasinventedbyC

14、helseaLanmon.2cvS1:Whatarethese?vS2:Theyareshoeswithspecialheels.vS1:Whataretheyusedfor?vS2:Theyareusedforchangingthestyleoftheshoes.vS1:Whoweretheyinventedby?vS2:TheywereinventedbyJayceCoziarandJamieEllsworth.2cGrammarfocusvWhenwasthecarinvented?vItwasinventedin1885.vWhenwereshoeswithlightsinvented

15、?vTheywereinventedlastyear.vWhoweretheyinventedby?vTheywereinventedbyJulieThompson.vWhataretheyusedfor?vTheyreusedforseeinginthedark.1.Light的用法的用法v一、用作形容词一、用作形容词,表示表示“轻的轻的”、“少量的少量的”、“浅色的浅色的”等意思。例如等意思。例如:vArethesebagsheavy?这些包很重吗这些包很重吗?vNo,theyrelight.不不,不重。不重。vIgotuplatethismorning,soIhadalightbreak

16、fastandwenttoschool.v今早我起床晚了今早我起床晚了,所以吃了一点儿就上学了。所以吃了一点儿就上学了。vIlikelightgreenbutLilyprefersdarkblue.我喜欢浅绿色我喜欢浅绿色,但是莉莉喜欢深蓝色。但是莉莉喜欢深蓝色。v二、用作不可数名词二、用作不可数名词,表示表示“光线光线”、“光源光源(如蜡烛或灯如蜡烛或灯)”等意思。例如等意思。例如:vNowtherewasenoughlight,sothedoctorwasabletoseeclearly.v现在有了足够的光线现在有了足够的光线,因此因此,大夫能够看清楚。大夫能够看清楚。vInthediml

17、ight,agirlwasplayingthepiano.v在昏暗的灯光下，一位女孩在弹钢琴。在昏暗的灯光下，一位女孩在弹钢琴。v三、用作可数名词三、用作可数名词,表示表示“灯、电灯灯、电灯”vTurnrightatthetrafficlights.在红绿灯处右转。在红绿灯处右转。vThereare12lightsinourclassroom.v我们的教室里有我们的教室里有12盏电灯。盏电灯。v四、用作动词，四、用作动词，v点亮点亮、点燃点燃意思。比如意思。比如lightthecandle/cigarette/fire.v点蜡烛、点香烟、点火点蜡烛、点香烟、点火vEverynightshemu

18、stlightthecandleforherdisabledgrandma.v每天晚上她为行动不便的奶奶点蜡烛。每天晚上她为行动不便的奶奶点蜡烛。2.Its used for serving really cold ice cream.【经典习题】完成句子：【经典习题】完成句子：邮票是用来发送信件的。邮票是用来发送信件的。Stamps are _ _ _ letters.【要点点拨】【要点点拨】be used for doing sth.表示表示“被用于干某事被用于干某事”，意思与，意思与be used to do sth.相同。相同。如：如：The camera is used for ta

19、king photos.=The camera is used to take photos.used for sending【拓展延伸】【拓展延伸】be used as sth.表示表示“被用作某物被用作某物”。如：。如：English is used as the second language in many countries.be used by sb.表示表示“被某人使用被某人使用”，后接，后接动作的执行者。如：动作的执行者。如：These textbooks are used by students.be/get used to doing sth.表示表示“习惯于做习惯于做某事

20、某事”。如：。如：She is used to running every morning.used to do sth.表示表示“过去常常做某事过去常常做某事”。如：如：Miss Li used to dance after work.及时练及时练v1.在中国英语作为外语来使用。在中国英语作为外语来使用。v_v2.教师用粉笔。教师用粉笔。v_v3.毛衣是用来保暖的。毛衣是用来保暖的。v_【解析解析】v1.EnglishisusedasaforeignlanguageinChina.v2.Chalkisusedbyteachers.v3.Asweaterisusedforkeepingwarm

21、.3、with用法小结用法小结v一、一、with表拥有某物表拥有某物Marymarriedamanwithalotofmoney.v马莉嫁给了一个有着很多钱的男人。马莉嫁给了一个有着很多钱的男人。vIoftendreamofabighousewithanicegarden.v我经常梦想有一个带花园的大房子。我经常梦想有一个带花园的大房子。vTheoldmanlivedwithalittledogonthelonelyisland.v这个老人和一条小狗住在荒岛上。这个老人和一条小狗住在荒岛上。v二、二、with表用某种工具或手段表用某种工具或手段vIcuttheapplewithasharpkn

22、ife.v我用一把锋利的刀削平果。我用一把锋利的刀削平果。vTomdrewthepicturewithapencil.v汤母用铅笔画画。汤母用铅笔画画。vWeseewithoureyesandwehearwithourears.v我们用眼睛看，用耳朵听。我们用眼睛看，用耳朵听。v三、三、with表人与人之间的协同关系表人与人之间的协同关系vmakefriendswithsbvtalkwithsbvquarrelwithsbvstrugglewithsbvfightwithsbvplaywithsbvworkwithsbvcooperatewithsbv四、四、with表原因或理由表原因或理由v

23、Johnwasinbedwithhighfever.v约翰因发烧卧床。约翰因发烧卧床。vHejumpedupwithjoy.v他因高兴跳起来。他因高兴跳起来。vFatherisoftenexcitedwithwine.v父亲常因白酒变的兴奋。父亲常因白酒变的兴奋。v五、五、with表表“带来带来”，或，或“带有带有,具有具有”，在，在身上，身上，在在身边之意身边之意vThegirlwithgoldenhairlooksbeautiful.v那个金头发的女孩看起来漂亮。那个金头发的女孩看起来漂亮。vThefamousdirectorwillcometothemeetingwiththeleadi

24、ngactorandactress.v那个有名的导演将带着男女主角来到会场。那个有名的导演将带着男女主角来到会场。vAstormwithahurricanehascomeontoitsway.v带有飓风的风暴要来了。带有飓风的风暴要来了。vDoyouhavemoneywithyou.v身上带着钱吗？身上带着钱吗？vTaketheumbrellawithyouincaseitrains.v随身带伞，以防下雨。随身带伞，以防下雨。Exercise v完成句子：完成句子：v1.汽车是什么时候发明的？它是在汽车是什么时候发明的？它是在1885年被年被发明的。发明的。vWhen_thecar_?vIt_

25、1885.v2.带灯的鞋子是什么时候发明的？是去年发带灯的鞋子是什么时候发明的？是去年发明的。明的。vWhen_shoeswithlights_?They_lastyear.wasinventedwasinventedinwereinventedwereinventedv3.他们是谁发明的。是朱丽他们是谁发明的。是朱丽.汤普森发汤普森发明的。明的。v_werethey_?Theywere_JulieThompson.v4.他们是用来做什么的？他们是用来做什么的？是用来在黑是用来在黑暗中视物的。暗中视物的。vWhatarethey_?Theyreused_inthedark.v5.我认为电话的发

26、明要早于汽车的发我认为电话的发明要早于汽车的发明。明。vIthinkthetelephone_thecar.Whoinventedbyinventedbyforseeingusedforwasinventedbefore选择v()1.MichaelJacksonwascalledthekingofpop,wasnthe?vOfcourse.HebypeopleallovertheworldvA.waslookedupvB.waslookeduptovC.lookedupD.lookeduptoAv()2.WastabletennisinventedbytheChinese?vNo.ItinChinauntilthestartofthe20thcentury.vA.playedB.wasplayedvC.didntplayvD.wasntplayedDv()3.DoyouknowinancientChina?vIhavenoidea.ButIknowpeopleonceusedtreeleavestomakepaper.vA.howpaperwasmadevB.howwaspapermadevC.whatpaperwasmadevD.whatwaspapermadeB