Module9PopulationUnit2Arnwickwasacitywith200,000people.教學(xué)設(shè)計Teachingaims:Togetinformationfromthereadingmaterialaboutcityproblems.Tolearnthegrammar:article.Tounderstandthemainideaofeachparagraphofthearticle.Teachingimportantanddifficult

points:TogetinformationfromthereadingpassageinrelationtocityproblemTowriteaboutcityproblemsTeachingSteps:Step1Revisionandlead-in.Lookatthepicturesandguesswhattheincreasingpopulationneed?Step2Consolidatenewwords.Lookandsay.Theteachershowsthepicturesofnewwordsandletthestudentssayasquicklyaspossible.Step3Askandanswerthequestions.Workinpairs.Firstreadthewordsinthebox.Thenusethewordstoanswerthequestions.countrysidefieldflathospitaljobofficerubbishvillage1.Whydopeoplemovetocities?2.Whataretheproblemsofbigcities?Step4Listentopassageandanswerthequestions.1.Wheredidpeopleliveaftertheymovedtocities?2.WhendidthesmalllocalschoolIParkvilleclosedown?Step5ReadthepassageandcheckyouranswerstoActivity1.Readthepassagecarefullyandchecktheanswersfromthegroups.Step6Readthepassageandanswerthequestions.1.HowlongwillittaketogotoschoolinArnwick?2.WheredoesJo’sfamilylivenow?3.Wasitexpensivetoliveinthecenterofthecity?Step7Checkthetruesentences.FirstlettheSsreadthepassagecarefullyandthenchecktheanswersaccordingtothepassage.1.Parkvillewasaquietvillage.2.Arnwickwasacitywith20,000people.3.Arnwicknowhasapopulationofmorethanonemillion.4.ThelocalschoolinParkvillehas2,000pupils.5.Bigcitiesneedmoremoneyforpublicservices.Step8Completethepassagewiththecorrectformofthewordsfromthebox.Readthepassagecarefullyandgetthemainideaandchoosethewordsfromthebox,thenusethecorrectformtofillintheblanks.flatlocalpollutionrubbishservicethousandManytownsandcitieshavethesameproblemsasArnwick.Peopleneedplacestolive,sothe(1)______governmenthastobuildmore(2)______.Peopleneedbetterbusandtrain(3)______.Theyalsoproducemore(4)______,sothegovernmenthastomakemoreeffortstoprotectthecityagainst(5)______.Aswesay,ahundredpeoplemakea(6)______problems!Step9Numbertheproblemsinorderfrommostimportant(1)toleastimportant(6).Toputthesentencesinrightorderaccordingtostudents’opinions()Manyyoungpeoplewanttoleavethecountrysidebecausetheywanttofindjobsinthecity.()Therearenotenoughschoolsandhospitals.()Toomuchtrafficbringsairpollution.()Thereistoomuchrubbishinthestreets.()Therearen’tenoughpoliceinthecity.()It’sdifficulttogetenoughcleanwater.Step10WritedownyoursuggestionstosolvetheproblemsinActivity5.Writedownthefirstthreemostimportantproblemsandwritedownyoursuggestionstoimprovethesituation.Step11Languagepoints.LetSsmasterthemainpointsofthepassage.1....,sothegovernmentbuiltflatsoutsidethecentre.flats表示“公寓，套房”house表示“房子”2.It’sclearthatArnwickneedsmoreschools,busesandhospitals.It’sclearthat…表示“很清楚……”。e.g.It’sclearthatweneedtoworkhardbeforethecomingfinalexam.很明顯，我們要在即將到來的期末考試前努力學(xué)習(xí)。3.ThesmalllocalschoolinParkvillecloseddownfiveyearsago.localadj.當(dāng)?shù)氐腸losedown表示“（永久性地）停工，關(guān)閉”。e.g.Thecompanycloseddownlastyear.去年那家公司關(guān)閉。4.Thereisalotoftrafficandpollution.pollutionn.污染pollutev.污染e.g.Noisepollutionismoreseriousinthecity.噪音污染是城市中更為嚴重的問題。Step12Grammar.Tomasterhowtousethearticle冠詞是置于名詞之前，用以說明名詞所指的人或事物的一種虛詞。冠詞有三種形式：不定冠詞a(n),定the和零冠詞。一、不定冠詞a,an的用法1.表示數(shù)量，泛指同類事物中的“任何一個”，含有“一”的意思。如：Tomhadanappleforbreakfastthismorning.2.表示某類人或物，此時的不定冠詞一般不譯為“一”。如：Apandaeatsbamboo.3.用在文中第一次提到的人或物前。如：ThismorningMr.Wangtoldusaninterestingstory.注：不定冠詞a常用于以輔音音素開頭的單數(shù)可數(shù)名詞前；an常用于以元音音素開頭的單數(shù)可數(shù)名詞前。二、定冠詞the的用法1.特指某（些）人或物。如：Iliketheredclothes.2.特指上文提到過的人或物。如：Ihaveacamera.ThecameraiswhiteandIlikeitverymuch.3.指世界上獨一無二的事物。如：thesun,themoon,theearth4.用于序數(shù)詞、表示方位的名詞或形容詞最高級前面。如：thefirstboy,inthenorth,thetallestboy5.用于表示樂器的名詞前面。如：playthepiano6.用于姓氏的復(fù)數(shù)形式前面，表示“一家人”或“夫婦倆人”。如：TheBlacksarehavingapicnicnow.7.與形容詞連用,表示某一類人或物。如：therich,theold8.用于某些專有名詞前面。如：theGreatWall9.用于一些固定短語中。如：inthemorning,bytheway三、零冠詞的用法1.表示節(jié)日、星期、月份、季節(jié)等的名詞前面一般不加冠詞。如：onTeachers’Day,onMonday,inSeptember,inwinter注意：inthesummerof2010（表示特指，故加the）2.表示一日三餐的名詞前面一般不加冠詞。如：havelunch3.表示球類運動和棋類的名詞與play連用時，一般不加冠詞。如：playbasketball,playchess4.表示語言的名詞前面一般不加冠詞。如：DavidcanspeakChineseverywell.5.名詞前面有指示代詞或形容詞性物主代詞時，不再加冠詞。如：MayIhavealookatyourdictionary?

6.在一些固定短語中，名詞前面用零冠詞。如：gotobed,gotoschool,bybus,atnight根據(jù)句意用合適的冠詞填空，不需要冠詞的地方劃斜線“/”。1)Mysisteris________universitystudent.2)Iwasexcitedtomeet________Whitesattheairport.3)TheChangjiangRiveris________longestriverinChina.4)Weoftenhave________lunchattwelveo’clock.5)Couldyoucomebackin________hour?Step13Summary.LetSstalkaboutwhattheyhavelearntinclass.冠詞的用法。重點短語。buildflatsinfactclosedownpublicserviceStep14Exercises.LetthestudentspracticethemainpointsinUnit2.1.—Pleasemake______fortheoldwoman.—Hereyouare.A.houseB.flatC.room2.Thepaperfactory______lastyearandthevillagerswereveryhappytohaveabetterlife.A.closedoffB.closedawayC.closeddown3.Air______isaseriousprobleminbigcities.A.