Module 9 Unit 1 公开课教学设计（外研版八年级上册）

Module9PopulationUnit1ThepopulationofChinaisabout1.37billion.教学设计Teachingaims:NewwordsandexpressionsTolearnthegrammarknowledgeofbignumbersTograspthephrasesandimportantsentencesTeachingimportantanddifficult

points:TounderstandtheconversationinrelationtopopulationTogetspecificinformationfromthelisteningmaterialTotalkaboutandunderstandnumbersTomakeashortpassageoradialoguewiththepointsinthisunitTeachingSteps:Step1Lead-in.Sslookatthepicturesandfillintheblanks.Step2Consolidatenewwords.Lookandsay.Theteachershowsthepicturesofnewwordsandletthestudentssaythenewwordsasquicklyaspossible.Step3Lookatthepictureandtalkaboutthepicture.LetSslookatthepictureandusethewordsintheboxtotalkinpairs.Step4Listening.ListentoActivity2andchoosethebestanswer.1)What’sthepopulationofBeijing?a)About11millionc)About20millionb)About13million2)What’sthepopulationofChongqing?a)About28millionc)About36millionb)Morethan33millionStep5Listentothedialogueandanswerthequestions.1.WhatisTonypreparingforareportcalled“ourgrowingpopulation”?2.Wherearetheytalking?Step6Listentothedialogueandanswerthequestions.LetSslistentothedialogueandanswerthetwoquestions.Thencheckingroups.Step7Readthedialogueandanswerthequestions.1.Ispopulationincreaseabigprobleminmanycountries?2.Howmanybabiesareborneveryminuteintheworld?3.WillChina’spopulationgrowfast?Why?Step8Nowcompletethenotes.Babiesbornineveryminute(world):Babiesborneveryyear(world):PopulationofChina:Populationoftheworld:Step9Choosethecorrectanswer.LetSschoosethecorrectanswersandshowingroups.1)Birthhappensatthestart/attheendoflife.2)Hugemeanslarge/small.3)Anincreaseinpopulationmeansmore/fewerpeople.4)Hangonaminutemeanswaitingforashorttime/alongtime.5)Makingnotesmeanswritingalongpassage/afewwords.6)Aproblemissomethingeasy/difficult.7)Areportisalongpieceofwriting/afewwords.8)Abillionisahundred/athousandmillion.Step10EverydayEnglish.Idon’tbelieve!Hangonaminute!Great!Step11Listenandrepeat.Listenandrepeatthenumbers.Getthestudentstolearnhowtoreadthenumbers:thousand,billion,andmillion.Listenandrepeat.8,742eightthousand,sevenhundredandforty-two2,463,128twomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eight1,370,000,000onebillion,threehundredandseventymillion2,000,030,000twobillionandthirtythousandStep12Checkthestatementsyouagreewith.1.Tochecktherightstatementsaccordingtoyouropinion.2.Workingroupsanddiscussyouranswers.1)Therearetoomanypeopleintheworld.2)Theincreasingpopulationisthebiggestproblemintheworld.3)Peopleshouldnothavetoomanybabies.4)Acityshouldnotholdmorethanonemillionpeople.Step13Languagepoints.LetSsmasterthemainpointsofthepassage.1)I’mpreparingsomenotesforareportcalled“Ourgrowingpopulation”.prepare用作动词，意为“准备”，后面常跟名词、代词、不定式作宾语。prepare…for…为……准备……e.g.Heispreparingadinnerforhisfriends.他正在为他的朋友准备晚饭。2)Thatcausesalotofproblems,suchastoomuchtrafficandnoise.toomany后面加可数名词，表示“太多的”。toomuch后面加不可数名词，表示“太多的”。e.g.Therearetoomanybooksinthebookshop.书店有太多书。Thereistoomuchwaterontheground.地上有太多水。3)Ican’tbelieveit!表示“简直难以置信”。表示一种惊讶。4)ThepopulationofChinaisabout1.37billion.billion(十亿),million(百万),thousand(千)都是数字单位。前面有具体数字修饰时，用单数形式；billion还常用于固定结构billionsof,表示“数以十亿计的”。与此用法类似的词还有hundred,thousand,million等。e.g.Themanisveryrich.Hehasfivebillion.那个男人非常富有。他拥有50亿。Therearebillionsofbooksinthebiglibrary.大图书馆有数以亿计的图书。5)That’salmostonefifthoftheworld’spopulation...onefifth表示“五分之一”，fifth是序数词。分数的表达：分子用基数词，分母用序数词。分子大于1时，分母+s。e.g.2/5:twofifths6)Hangonaminute!hangon通常用来表示让某人等一下。e.g.Hangon!I’llbebackinaminute.稍等！我马上回来。Step14Grammar.掌握数字的用法。朗读时，将每三位数看作一个单位，依次为billion，million，thousand。每个单位按照百、十、个位向下读，其中百位到十位之间要加入and。e.g.729:sevenhundredandtwenty-nine6,500,431,729:sixbillion,fivehundredmillion,fourhundredandthirty-onethousand,sevenhundredandtwenty-nine.Step15Summary.重点短语makenotespreparefortoomuchonefifthhangontalkabout数字的读法Step16Exercises.Dosomeexercisesaboutthemainpoints.1)—Whatareyoupreparing______yourparty?—I’mthinkingaboutwhoI’llinvite.A.atB.forC.with2)Thereare______peopleinthelittleroom.A.somuchB.somanyC.verymuch3)Howdoyouread131,400,000?______.A.Onehundredandthirty-onemillionfourhundredthousandB.Onehundredandthirty-onemillionfourhundredthousandC.Onehundredandthirty-onemillionfourhundredthousand4)—CouldyougivemesomeadviceaboutlearningEnglish?—Certainly.Whynot______inclass?A.makebooksB.makenotesC.makingnotes5)______oftheworld’spopulationisinChina.A.OnefiveB.OnefifthsC.Onefifth6)—Theschoolbusiscoming.—______.I’llcomeinaminute.A.HangonB.OnearthC.Onceortwice7)Population______isabigproblemintheworld.A.increaseB.describe