外研版英語八年級上冊Module 9 Population Unit 1 課件

noisepreparereportbillionhugeincreasen.

噪聲；雜音v.

準備；預備n.

報告；匯報num.

十億adj.

巨大的；龐大的n.

增大；增長v.

增大；增長

ReadafterthetapeandspeakouttheChineseimmediately.hangonnotescauseproblemgrowbirth

(口)稍等n.(pl)

筆記；隨筆v.

造成；引起n.

麻煩；問題v.

增長；增大n.

出生

Unit1

Theworld’spopulationwasabout7.8billionin2020.Module9PopulationWritedownthenumbersinEnglishandreadthemaloud.01234567891011121314151617181920212223242526272829zeroonetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-nine1011101221431,0001,000,0001,000,000,000onehundredandoneonehundredandtenonehundredand

twenty-twoonehundredand

forty-threeonethousand(千)onemillion(百萬)onebillion(十億)Howtoreadmorecomplexnumbers?30405060708090100thirtyfortyfiftysixtyseventyeightyninetyhundred6,500,431,729billionmillionthousand英語中四位數(shù)和四位數(shù)以上數(shù)字的讀法：*朗讀數(shù)字時，從右往左，將每三位看做一個單位；*上例中的數(shù)字可以分解為：…billion…million…thousand…；*每個單位里的數(shù)字按照百、十、個位往后讀，遵循百以內(nèi)數(shù)字的讀法。Trytoread該數(shù)字的讀法為：sixbillion,fivehundredmillion,fourhundredandthirty-onethousand,sevenhundredandtwenty-nineseventhousandsixteenmillion,twohundredandfiftythousandandsixty-fourfivebillion,twohundredandthirty-sevenmillion,onehundredandsixty-sixthousand,twohundredandthirty-four5,237,166,23416,250,0647,000135,000onehundredandthirty-fivethousandLet’spractise!8,742

2,463,1281,370,000,0002,000,030,000Listenandrepeatthenumbers.eightthousand,sevenhundredandforty-twotwomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eightonebillion,threehundredandseventymilliontwobillionandthirtythousandWhatwasthepopulationoftheworldin2020?Watchavideoandfindtheanswer.P735about7.8billionThepopulationintheworldisgrowingfasterandfaster.Anditbringsalotofproblems.ToomuchnoiseAlotoftrafficNotenoughsapceWorkinpairs.Lookatthepictureandtalkaboutit.Usethewordsintheboxtohelpyou.Therearesomanypeopleintheshops.Thereisalotofnoiseinthecity,especiallyontheroad.Thetrafficissoheavyinmoderncities.Forreference:P721cityshopnoisepeopletrafficListenandchoosethecorrectanswer.WhatisthepopulationofNewYork?a)About17millionb)About9millionc)About30million2.WhatisthepopulationofTokyo?a)About4millionb)About28millionc)About14millionP722Tapescript12Doyouknowthepopulationoftheworldin2020?Nowreadtheconversationtofindtheanswer.PopulationPopulationoftheworldin2020Populationoftheworldin2030PopulationofIndiain2030about7.8billion8.5billionabout1.5billionCompletethenotes.Task1P7231.Linglingispreparingareportcalled“Theworld’spopulation”.2.Theworld’spopulationwillclimbto8.5billionin2040.3.ThelargestincreaseinpopulationwilltakeplaceinItaly,NigeriaandPakistan.4.Toomanypeoplemaycausetoomuchtrafficandnoise.Tony2030.ORTask2India,WhatareLinglingandTonytalkingabout?2.By2030,whichcountrywillhaveabout1.5billionpeople?3.Whatwillthegrowingpopulationcause?4.Whatwilltheslow-growingpopulationcause?India.Readandanswerthefollowingquestions.Theyaretalkingabouttheworld’spopulation.Itwillcausealotofproblems,suchastoomuchtrafficandnoise.Task3Maybetherearen’tenoughpeopletodoallthejobs,orenoughyoungpeopletolookaftertheolderones.1234Checkyouranswers:1.

Birthhappensatthestart/attheendoflife.2.Hugemeanslarge/small.3.Anincreaseinpopulationmeansmore/fewerpeople.4.Hangonaminutemeanswaitingforashorttime/alongtime.5.Makingnotesmeanswritingalongpassage/afewwords.6.Aproblemissomethingeasy/difficult.7.Areportisalongpieceofwriting/afewwords.8.Abillionisahundred/athousandmillion.Task4P734Choosethecorrectanswer.Payattentiontothecircledexpressions.比如；諸如我簡直不敢相信！發(fā)生；舉行稍等一下！……怎么樣照顧；關(guān)心感謝；多虧TranslatetheexpressionsintoEnglish.1.比如；諸如2.稍等一下！3.照顧；關(guān)心4.我簡直不敢相信！5.發(fā)生；舉行6.感謝；多虧7.……怎么樣lookaftersuchasHangonaminute!Ican’tbelieveit!takeplaceTask5thanksforhowaboutCompletethepassagewithproperwords.Theworld’spopulationwasabout________in2020,andthenumberwill_________8.5billionin2030.Largepopulation______alotofproblems,suchastoomuch_______and_____.Countrieswithlowbirth______haveproblemstoo.There_______enoughpeopledoallthejobs,orenoughyoungpeopleto_________theolderones.traffic7.8billionratescausesTask6noiseclimbtoaren’ttakecareReadandlearntheconversationbyheartin5minutesLinglingWhatareyoudoing?I’mpreparingareportcalled“Theworld’spopulation”.Well,Icanhelp!Ijustwatchedavideoaboutworldpopulationyesterday._____theworld’spopulationwasabout7.8billionin2020.Andthenumberwillclimbto________in2030.1Role-playThelargestincreaseinpopulationwill________inIndia,NigeriaandPakistan.__2030,Indiawillhaveabout1.5______people.____________!That’sahugenumber.Whichcountriesareseeingthemostpopulationgrowth?TonyWe’llseewhichgroupdoesthebest.LinglingWhenpopulationsincreasetoo____,itcancauseproblems,_____toomuchtrafficandnoise.That’strue.Howaboutcountrieswith______________populations?Countrieswithlowbirthrateshaveproblemstoo.There____enoughpeopletodoallthejobs,___enoughpeopleto________theoldones.2Role-playIsee.Great,_______theinformation!Now,Icanwritemy______.TonyPronunciation&speaking8,742

2,463,1281,370,000,0002,000,030,000Listenandrepeatthenumbers.P735eightthousand,sevenhundredandforty-twotwomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eightonebillion,threehundredandseventymilliontwobillionandthirtythousandTakeareviewPrepareatalkontheworld’spopulation.Thinkaboutthequestions.Whatisthepopulationoftheworld?Howfastistheworld’spopulationgrowing?Whataretheproblemsoffast-growingandslow-growingpopulations?Whatelsedoyouknowabouttheworld’spopulation?P736Nowworkinpairsandgiveyourtalk.Observeandthink歷次人口普查城鄉(xiāng)人口數(shù)量及比重歷次人口普查全國人口及年均增長率ObservethesetwographsofChina’snationalpopulationcensus(人口普查)andthinkaboutwhydothechangeshappen.4.intherightplace2.suchas3.Hangonaminute!5.Ican’tbelieveit!1.thatis1.Ithinkmybrotherspends________moneyoncomputergames.2.Ifyouhavehealth________,youshouldgotoseeadoctor.3.One______ofthestudentsinmyclassdidn’tpasstheexamyesterday.4.A________numberofuniversitystudentsaretakingpart-time(兼職的)jobs.5.-Willyougotomyaunt’sfarmwithmeattheweekend?-I’mnotsure.