教育精品：八上Module9Unit3课件.ppt

《教育精品：八上Module9Unit3课件.ppt》由会员分享，可在线阅读，更多相关《教育精品：八上Module9Unit3课件.ppt（48页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、1.Beijingisahugecity.2.2.Ittakesanhourtogettherebybus.Pay attention to red part in the sentences.冠词是置于名词之前，用以说明名词所指冠词是置于名词之前，用以说明名词所指的人或事物的一种虚词。的人或事物的一种虚词。冠词有三种形式：不定冠词冠词有三种形式：不定冠词a,an,定冠定冠the和零冠词和零冠词。一、不定冠词一、不定冠词a,an的用法的用法1.表示数量，泛指同类事物中的表示数量，泛指同类事物中的“任何一任何一个个”，含有，含有“一一”的意思的意思。如：。如：Tomhadanappleforbr

2、eakfastthismorning.2.表示某类人或物，此时的不定冠词一般表示某类人或物，此时的不定冠词一般不译为不译为“一一”。如：。如：Apandaeatsbamboo.3.表示数量，意为表示数量，意为“每一每一”。如：。如：Howoftendoyougoswimmingaweek?4.用于某些抽象名词前，表示用于某些抽象名词前，表示“一种；一种；一一场；一阵等场；一阵等”。如：。如：Ihaveaheadache.注：不定冠词注：不定冠词a常用于以辅音音素开头的常用于以辅音音素开头的单数可数名词前；单数可数名词前；an常用于以元音音素常用于以元音音素开头的单数可数名词前。开头的单数可数名

3、词前。二、定冠词二、定冠词the的用法的用法1.特指某（些）人或物特指某（些）人或物。如：。如：Iliketheredclothes.2.特指上文提到过的人或物特指上文提到过的人或物。如：。如：Ihaveacamera.ThecameraiswhiteandIlikeitverymuch.3.指世界上独一无二的事物指世界上独一无二的事物。如：。如：thesun,themoon,theearth4.用于序数词、表示方位的名词或形容词用于序数词、表示方位的名词或形容词最高级前面最高级前面。如：。如：thefirstboy,inthenorth,thetallestboy5.用于表示乐器的名词前面用

4、于表示乐器的名词前面。如：。如：playthepiano6.用于姓氏的复数形式前面，表示用于姓氏的复数形式前面，表示“一家一家人人”或或“夫妇俩人夫妇俩人”。如：。如：TheBlacksarehavingapicnicnow.7.与形容词连用与形容词连用,表示某一类人或物表示某一类人或物。如：如：therich,theold8.用于某些专有名词前面用于某些专有名词前面。如：。如：theGreatWall9.用于一些固定短语中用于一些固定短语中。如：。如：inthemorning,bytheway三、零冠词的用法三、零冠词的用法1.表示节日、星期、月份、季节等的名词表示节日、星期、月份、季节等的

5、名词前面一般不加冠词前面一般不加冠词。如：。如：onTeachersDay,onMonday,inSeptember,inwinter注意：注意：inthesummerof2015（表示特（表示特指，故加指，故加the）2.表示一日三餐的名词前面一般不加冠词表示一日三餐的名词前面一般不加冠词。如：如：havelunch3.表示球类运动和棋类的名词与表示球类运动和棋类的名词与play连用连用时，一般不加冠词时，一般不加冠词。如：。如：playbasketball,playchess4.表示语言和学科的名词前面一般不加冠表示语言和学科的名词前面一般不加冠词词。如：。如：DavidcanspeakC

6、hineseverywell.HistoryisSusansfavouritesubject.5.名词前面有指示代词或形容词性物主代名词前面有指示代词或形容词性物主代词时，不再加冠词词时，不再加冠词。如：。如：MayIhavealookatyourdictionary?6.在一些固定短语中，名词前面用零冠词在一些固定短语中，名词前面用零冠词。如：如：gotobed,gotoschool,bybus,atnight根据句意用合适的冠词填空，不需要根据句意用合适的冠词填空，不需要冠词的地方划斜线冠词的地方划斜线“/”。1.Mysisteris_universitystudent.2.Iwasexc

7、itedtomeet_Whitesattheairport.3.TheChangjiangRiveris_longestriverinChina.athethe4.Weoftenhave_lunchattwelveoclock.5.Couldyoucomebackin_hour?/an1.China2.theUS3.Australia4.NewZealandd)1,370,537,000c)314,791,000a)4,437,000b)22,956,0001 Work in pairs.Match the countries with their populations.2 Read you

8、r answers to Activity 1 to the whole class.China has a population of Now listen and check.Whenyouseeatableorachart,lookcarefullyatthelabelsandgraphstomakesurethatyouunderstandwhattheyareshowing.Lookatthechartbelow.Whatisitcomparing?Whatcanyouconclude?(million)(million)5 51010151520202525303035354040

9、KolkataKolkataMumbaiMumbaiNew New YorkYorkMexico Mexico CityCityTokyoTokyo2000200020252025(million)(million)5 51010151520202525303035354040KolkataMumbaiMumbaiNew New YorkYorkMexico Mexico CityCityTokyoTokyo2000200020252025PopulationPopulationRead the chart and answer the questions.1.Whichcityhadthel

10、argestpopulationin2000?2.Whichcityspopulationwillincreasethemostfrom2000to2025?Tokyohadthelargestpopulationin2000.Mumbaispopulationwillincreasethemostfrom2000to2025.3.Whichcitywillhavealargerincreaseinitspopulation,NewYorkorMexicoCity?4.Whichcity/citiesdoyouthinkwillhavethebiggestpopulationproblem?W

11、hy?MexicoCitywillhavealargerincreaseinitspopulation.IthinkMumbaiwillhavethebiggestpopulationproblembecauseitspopulationwillincreasethefastest.Minais(1)_eighteen-year-oldgirl.Shesgot(2)_brotherand(3)_sister.Minais(4)_oldestchildin(5)_family.Shelivesin(6)_verybigcity.Shehas(7)_jobin(8)_hotel.Shehopest

12、hatonedayshewillhave(9)_chancetogoto(10)_college.antheaatheaaaaComplete the passage with a,an or the where necessary.1.WebelievetheschoolsinArnwickareverygood,andwereworkingtomakethemeven_.2.Theirflatistoolargefortwopeople.Theywanttofinda_one.bettersmallerfewgoodmuchsmallComplete the sentences with

13、the correct form of the words in the box.3.Annaalwaystalksaboutherideas.Ithinksheneedstolisten_.4.Therearealotofparksinthiscity.Ithinkthereare_parksinalotofothercities.morefewerComplete the diagram showing population problems.Use the words in the box to help you.aircitycountrysidehospitalincreasepub

14、licservicetrafficwaterProblemsofArnwickPeoplemovefrom_Peoplearrivein_Problems:Population_EnvironmentalproblemsExamples:_HealthproblemsExample:_ProblemsforthegovernmentExamples:_thecountrysidethecityincreaseswaterpollutionairpollutionnotenoughhospitalsneedmoreschoolsandbuses;needbetterpublicservices;

15、needmorepolicetoprotectpeopletoomuchtrafficrubbish(crowedflats)Ourworldisfacingmanyproblems.Twoofthebiggestareincreasingpopulationandpollution.The(1)_oftheworldisincreasingquickly.Whyisthishappening?Becausemorebabiesareborneveryyearandpeoplealsolivelonger.populationcountrysidepollutionpopulationspac

16、etrafficComplete the passage.Manypeopleareleavingthe(2)_toworkinthecities,butthereisnotenough(3)_forsomanypeople.Anotherhugeproblemfortheworldis(4)_.Theressomuch(5)_ontheroadsthatinsomecitiestheairisheavilypolluted.Weshouldworkhardertoprotectourworld.pollutiontrafficcountrysidespace1.Growingpopulati

17、onisaproblem_.2.ThepopulationofChinamaygrowmoreslowly_.allovertheworldallovertheworldcloseddowninthefutureittakesnotanymoreinthefutureComplete the sentences with the expressions in the box.3.Thesupermarket_whenabiggeroneopenedinthetown.4.Usually_anhourtogettherebybus.5.Thetownhadalotofpollutioninthe

18、pastbutits_aproblem_.closeddownittakesnotanymorea)Itscheapertoshareacarthantohaveapersonalcar.b)Peopleinacarclubdontoftentakebuses,trainsortheunderground.c)TherearenocarclubsintheUS.d)Joiningcarclubsisgoodforyouandforthecity.Listen and choose the best summary.1.Joiningacarclubischeaper/moreexpensive

19、thanhavingapersonalcar.2.Peopleincarclubspayfor/dontpayforacarwhentheydrive.3.Peopleincarclubssometimes/nevertakeabusorrideabike.4.Peopleincarclubsprobablyare/arenothealthier.Listen again and choose the correct answer.DoyouthinkcarclubswouldbepopularinChina?Why/Whynot?Work in pairs and discuss this

20、question.WorldpopulationandwaterWithmoreandmorepeopleintheworld,moreandmorewaterisused.Infact,wateruseisgrowingmorethantwiceasfastastheworldspopulation!Asaresult,gettinggood,cleanwaterisbecomingaprobleminmanyplaces.Alotofwaterispollutedandinmanyareaspeoplehavetowalkalongwaytogetcleanwaterfordailyuse

21、.Morethan3.4millionpeopledieeachyearfromdrinkingandwashingwithpollutedwater.Soletsdoeverythingwecantostopthepollutionandsavewater.Chooseacountryortownwhichinterestsyou.Itcouldbeyourhometown.Decidethepointsoftimeyouwanttolookatforexample,now,tenyearsagoandtenyearsfromnow.Researchthepopulationofyourpl

22、aceinthoseyears.Writeyournotescarefully.Work in groups.Prepare to make your graph.Decidehowyouwanttomakeyourgraph.Drawitandcolorit.Youcanalsomakeitonthecomputer.Labelitclearly.Make your graph and present your graph to the class.Inthegraph,wecanseehowthepopulationinthetownchangedbetween1900and2000.We

23、canseethepopulationgoinguptheverticallineandtheyearsgoingacrossthehorizontalline.Thegraphshowsthepopulationincreasedbymorethanonehundredpercentfromtwoandahalfmilliontofivemillioninonehundredyears.Atfirstitincreasedveryslowly,butafter1945itincreasedmuchmorequickly.From1990to2000,thepopulationevenincr

24、easedbyonemillion.Thetownitselfalsogrewinsizeduringthistime.()1.Wecanliveabetterlifeifwecreate_lesspollutedworld.A.theB.anC.aD.不填不填(2014江苏镇江江苏镇江)()2.Wouldyoulike_newblueT-shirt,Mary?Sorry,Mom.Iprefer_orangeone.A.a;aB.a;anC.an;aD.an;an(2014广西来宾广西来宾)CB()3.HaveyouseenthefilmDad,wherearewegoing?Yes.Its_

25、interestingone.A.aB.anC.theD./(2014云南曲靖云南曲靖)B()4.WhatsthisinEnglish,Maria?Its_map.A.aB.anC.the(2014福建漳州福建漳州)A()5.Thelittlegirlbegantoplay_violinattheageoffive.A.aB.theC.不填不填(2014湖南永州湖南永州)B()6.What_usefulprogramitis!Yeah.Ittellsushowtoplay_violin.A.a;theB.an;theC.the;aD.an;不填不填(2014湖北随州湖北随州)A()7.What

26、s_matterwithyou?Ihave_toothache.A.a;theB.the;/C./;aD.the;a(2014甘肃平凉甘肃平凉)()8.WhatdoyouthinkofWangWei?Heis_honestboy,andalwayshelps_old.A.a,theB.an,theC.the,an(2014四川遂宁四川遂宁)BD1.冠词的用法。冠词的用法。2.重点短语重点短语:allovertheworldclosedowninthefutureittakesnotanymore你认为自己应该为严重的水污你认为自己应该为严重的水污染做哪些事染做哪些事,写一篇写一篇6060词左右词左右的短文。的短文。