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九年级上册Unit1TheChangingWorldTopic2SectionAThemainactivitiesare1a,2and3a.本课重点活动是1a,2和3a。Ⅰ.Teachingaimsanddemands教学

目标1.Mastersomenewwordsandusefulexpressions:probably,European,population,takeplace,becauseof,policy,neither,recent2.Goonstudyingtheprese

ntperfectwith“just,already,yet,ever,never”:(1)Ihavejustcalledyou.(2)Haveyoufoundhimyet?(3)HaveyoueverbeentoFrance?(4)I’veneverbeentherebefore,…(5)Bu

tgreatchangeshavealreadytakenplaceinChinarecently.3.TalkaboutthechangesofeconomyandpopulationinChina.4.Letthes

tudentsknowthattheyshouldcherishthehappylifenow.Ⅱ.Teachingaids教具录音机/多媒体课件/两张全家福照片(旧与新)/小黑板/超市购物图Ⅲ.TeachingstepsStep1

Review第一步复习(时间:12分钟)(教师出示一张超市购物图，通过询问学生是否曾去购物，引入本课话题。)T:Lookatthispicture.Whatpictureisit?Ss:Itisasho

ppingpicture.T:(指向一位学生)Haveyoueverbeentoashoppingcentre?S1:Yes,Ihave.T:Whataboutyou?Haveyoueverbeentoashoppingcentrewithyourparents?S2:Y

es,Ihave.Ioftengoshoppingwiththem.T:Yes.Mostofyouhaveeverbeentoashoppingcentre.Butdoyounoticethattherearemanypeople

intheshop?Ss:Yes.Therearetoomanypeoplethere.T:Iwentshoppingyesterdaywithmydaughter.Myhusbandhasneverbe

enthere.Thereweretoomanypeopleandtheshoppingcentrewastoocrowded.(板书)(解释ever,never，让学生跟读。)T:Mydaughterand

Ihavejustbeentoashoppingcenter.Whataboutyou,S1?S1:No,Istayedathome.Ihelpedmymotherdothehousework.T:Youareagoodboy/girl.Haveyoueverbeentoashopp

ingcenter,S2?S2:Yes,Ihavejustbeentherewithmymother.T:Doyoulikegoingthere?S2:Yes,Ido.Itisinteresting.T:Butmydaughterdoesn’tlikeit.Shes

aidthatthereweretoomanypeoplethere.YesterdaywhenIwasshopping,shegotlost.Andwecouldn’tfindeachother.Ss:D

idyoufindheratlast?T:Yes,shehasalreadygonehome.(板书)alreadyhave/has+donesth.just(讲解already,just,让学生跟读。)T:

Mydaughterhatestogoshopping.Whataboutyou?S1:Ilovetogoshopping.S3:SodoI.S2:Idon’tlikegoingshopping.T:NeitherdoI

.(板书)SodoI=Ilovetogoshopping,too.NeitherdoI=Idon’tlikegoingshopping,either.(解释这个句子，引导学生用相同形式的句子。)Step2

Presentation第二步呈现(时间:8分钟)1.(教师仍可用那张拥挤的超市图，引出1a的内容。)T:NowLet’slistentothetape,andfindoutwhathashappenedtokangkangandMichael.(教师播放录音一遍，如学生听不明白可

再听一遍。)T:Nowpleaseopenyourbooksandreadthedialogin1ayourselves.Thenanswermyquestions.(教师在小黑板上写出问题，给学生1分钟再阅读一遍1a。)T

:Nowwehavefinishedreadingthetext.Iwillaskyousomequestions.(引入康康的活动。)T:Wherehaskangkangjustbeen?Ss:HeandMichaelhavejustbeentoashoppingcenter.T

:Haskangkangbeentherebefore?Ss:No.Hehasneverbeentherebefore.T:Doeshewanttogothereagain?Ss:No,hedoesn’t.T:Now.Iwillasksomeonetoan

swer.Whydoeshehatetogoshoppingagain?(提问一个学生)S1:Becausethereweretoomanypeoplethere.Hegotlost,andcouldn’tfindMichael.T:You’reright.H

askangkangfoundMichaelyet?(板书并讲解)havedonesth.yetS2:No,hehasn’t.T:WherewasMichael?S3:Hehasprobablygonehome.

T:DoesMarialikegoingshopping,S4?S4:No,Shedoesn’t.Shehatestogoshopping.T:(教师引导学生总结。)FromthistextweknowMichaelandKangkanghavejustbeentoashoppingcente

r.Becausethereweretoomanypeoplethere.Theygotlostandcouldn’tfindeachother.KangkangthoughtthatMichaelhadprobablygonehome.2.T:Lookat1b.

Finishit.(给学生两分钟时间)T:Now.Let’schecktheanswers.3.跟读1a录音。Step3Consolidation第三步巩固(时间:8分钟)1.(1)(学生根据板书的重点，把对话改写成一篇短文。)T:Accordingtothemainsentences,pleas

echangethedialogintoashortpassage.(2)(让两个学生复述对话。)S1:MichaelandKangkanghavejustbeentoashoppingcenter.Kangkanghasneverbeenthere

before.Intheshoppingcenter,thereweretoomanypeoplethere.Theygotlostandcouldn’tfindeachother.AndatlastKangkangthoughtthatMichaelhadp

robablygonehome.Kangkangdoesn’twanttogoshoppingagain.2.(1)(让学生独立完成2，一分钟后核对答案。)T:Now.I’llgiveyouonemin

ute.Pleasefinish2.Thenchecktheanswerstogether.(2)让学生齐读2.使学生更好掌握这5个词。Step4Practice第四步练习(时间:12分钟)1.(用事先准备好的两张康康家的照

片，用幻灯片展示在大屏幕上。)T:Lookatthetwopicturescarefully.CanyoufindoutwhathashappenedinKangkang’sfamily?(先放3a录音，让学生听一遍课文。然后与学生一

起讨论引出本对话。)T:HowmanypeoplearethereinPicture1?Ss:Therearethree.T:Yes.It’sanicephoto.Kangkangwassocutethen.Isitabigfamily?Ss:No,itisn’t.T:Pleas

elookatPicture2.Isitabigfamily?Ss:Yes,itisverybig.T:Itseemsthattheirlivingconditionswerenotverygood.It’saphotoofK

ang’sfather’sfamily.Atthattime,mostfamiliesinourcountryhadatleastthreeorfourchildren.Chinawasthecountrywiththelargestpopulat

ionintheworld.(板书并讲解。)populationT:Mostoffamilieshaveonlyonechildnow.Doyouknowwhy?Ss:No,wedon’tknow.T:BecauseChinahasthelargestpopulation.SoCh

inahascarriedoutone-childpolicytocontrolthepopulation.(板书并讲解。)one-childpolicy(总结)T:Becauseofourcountry’sone-childpolicy,Chinahasdevelopedalo

t.2.(让学生阅读一遍3a，画出同3b中所给例句意思相似的句子，完成3b。)T:Read3aandunderlinethesentenceswhichhavethesamemeaningsasthesentencesbelow.3.(跟读3a录音)T:Readafte

rthetapein3a.4.T:Lookatthesmallblackboard.Usethesewordstoretellthedialog.atleastthelargestpopulationn

otwelldevelopedtakeplaceone-childpolicyStep5Project第五步综合探究活动(时间:5分钟)1.(小结讨论本课出现的主要话题。)T:Todayweknowgreatchangesha

vetakenplaceinChina.Youcandiscussthesetopics:(1)Thepopulationproblem(2)EconomyofChina(3)One-childpolicy(4)LittleEmperors(学生自己选用一个话题，两人一组进行讨论，讨论完毕，选几

组做一个汇报。不同的学生发表自己的见解，教师要尊重学生的个性发展，并体现激励机制。)2.Homework:(1)Chooseoneoftheprojects.Talkaboutitandwriteanarticleo

f80words.(2)Readthedialogin1acarefully.Writeout5sentences.Usethewords“just,already,yet,ever,never”.