Module9Unit1教学课件英语八年级上册

八年级上册Module9Population

Unit1Theworld'spopulationwasabout7.8billionin2020.Newwordsnoise/nɔɪz/prepare/prɪ'peə/report/rɪ'pɔːt/billion/'bɪljən/huge/hjuːdʒ/increase/ˈɪŋkriːs/

噪声;杂音准备;预备报告;汇报十亿巨大的;庞大的增大;增长notes/nəʊts/cause/kɔːz/problem/'prɒbləm/grow/grəʊ/(grew/gruː/)birth/bɜːθ/

Newwords笔记;随笔造成;引起麻烦;问题增长;增大出生连连看noise/nɔɪz/prepare/prɪ'peə/report/rɪ'pɔːt/billion/'bɪljən/huge/hjuːdʒ/increase/ˈɪŋkriːs/notes/nəʊts/cause/kɔːz/problem/'prɒbləm/grow/grəʊ/(grew/gruː/)birth/bɜːθ/十亿增大;增长造成;引起笔记;随笔噪声;杂音出生准备;预备巨大的;庞大的麻烦;问题增长;增大报告;汇报Listeningandvocabulary

Workinpairs.Lookatthepictureandtalkaboutit.Usethewordsintheboxtohelpyou.cityshopnoisepeopletrafficmakenoise发出噪音Listenandchoosethecorrectanswer.1WhatisthepopulationofNewYork?a)About17million.c)About30million.b)About9million.2WhatisthepopulationofTokyo?a)About4million.c)About14million.b)About28million.Listenandread.Lingling:Whatareyoudoing?Tony:I'mpreparingareportcalled“Theworld'spopulation”.Lingling:Well,Icanhelp!Ijustwatchedavideoaboutworldpopulationyesterday.Itsaidtheworld'spopulationwasabout7.8billionin2020.Andthenumberwillclimbto8.5billionin2030.Tony:Ican'tbelieveit!That'sahugenumber.Whichcountriesareseeingthemostpopulationgrowth?Lingling:ThelargestincreaseinpopulationwilltakeplaceinIndia,NigeriaandPakistan.By2030,Indiawillhaveabout1.5billionpeople.Chinesemeaning玲玲：你在做什么?托尼：我正在准备一份名为“世界人口”的报告。玲玲：嗯，我可以帮忙！我昨天刚看了一个关于世界人口的视频。据说在2020年，世界人口约为78亿。到2030年，这一数字将攀升至85亿。托尼：我简直不敢相信！这是一个巨大的数字。哪些国家人口增长最多?玲玲：人口增长最多的将是印度、尼日利亚和巴基斯坦。到2030年为止，印度将有大约15亿人口。Tony:Hangonaminute!I'llmakesomenotes!Lingling:Whenpopulationsincreasetoofast,itcancauseproblems,suchastoomuchtrafficandnoise.Tony:That'strue.Howaboutcountrieswithslowgrowingpopulations?Lingling:Countrieswithlowbirthrateshaveproblemstoo.Therearen'tenoughpeopletodoallthejobs,orenoughyoungpeopletolookaftertheolderones.Tony:Isee.Great,thanksfortheinformation!NowIcanwritemyreport!Listenandread.托尼：稍等一下！我要做一些笔记！玲玲：当人口增长过快时，就会产生问题，比如交通拥挤和噪声。托尼：的确是这样。那些人口增长缓慢的国家呢?玲玲：出生率低的国家也有问题。没有足够的人来做所有的事情，也没有足够多的年轻人来照顾老年人。托尼：我明白了。太好了，谢谢你提供的信息！现在我可以写报告了！ChinesemeaningPopulationoftheworldin2020:

Populationoftheworldin2030:PopulationofIndiain2030:about7.8billion8.5billionabout1.5billionNow,let’slearnsomelanguagepointsfromthisdialogue.Lingling:Whatareyoudoing?Tony:I'mpreparingareportcalled“Theworld'spopulation”.Lingling:Well,Icanhelp!Ijustwatchedavideoaboutworldpopulationyesterday.Itsaidtheworld'spopulationwasabout7.8billionin2020.Andthenumberwillclimbto8.5billionin2030.用现在进行时进行提问准备报告makeareport意为“汇报”;giveareport意为“做报告”;writeareport意为“写报告”;世界人口攀升至.....Tony:Ican'tbelieveit!That'sahugenumber.Whichcountriesareseeingthemostpopulationgrowth?Lingling:ThelargestincreaseinpopulationwilltakeplaceinIndia,NigeriaandPakistan.By2030,Indiawillhaveabout1.5billionpeople.Tony:Hangonaminute!I'llmakesomenotes!Lingling:Whenpopulationsincreasetoofast,itcancauseproblems,suchastoomuchtrafficandnoise.巨大的，用来形容人口多；形容人口少用small人口增长increaseby意为“增长了……”;increaseto意为“增长到……”其后常跟aminute、amoment、awhile等,表示等的时间很短暂。causesbsth给某人带来某事;causesbtodosth导致某人做某事Tony:That'strue.Howaboutcountrieswithslowgrowingpopulations?Lingling:Countrieswithlowbirthrateshaveproblemstoo.Therearen'tenoughpeopletodoallthejobs,orenoughyoungpeopletolookaftertheolderones.Tony:Isee.Great,thanksfortheinformation!NowIcanwritemyreport!缓慢增长低出生率enough+名词，足够的.......;形容词+enough，足够.......的=takecareof照顾因⋯⋯而感谢你(们);为⋯⋯感谢你(们)Choosethecorrectanswer.1Birthhappensatthestart/attheendoflife.2Hugemeanslarge/small.3Anincreaseinpopulationmeansmore/fewerpeople.4Hangonaminutemeanswaitingforashorttime/alongtime.5Makingnotesmeanswritingalongpassage/afewwords.6Aproblemissomethingeasy/difficult.7Areportisalongpieceofwriting/afewwords.8Abillionisahundred/athousandmillion.Choosethecorrectanswer.PronunciationandspeakingListenandrepeat.8,742

eightthousand,sevenhundredandforty-two2,463,128

twomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eight1,370,000,000

onebillion,threehundredandseventymillion2,000,030,000twobillionandthirtythousand数词表示数量或顺序的单词，分为基数词和序数词两种范围特点例词1—12无规律one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve13—19以teen结尾thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen20—90之间的整十的数以ty结尾twenty,thirty,forty,fifty,sixty,seventy,eighty,ninety21—99之间的两位数(整十的数除外)十位与个位之间要加连字符twenty-five,ninety-nine101—999百位和十位(个位)之间通常用and连接onehundredandone千以上从后向前每三位加一个逗号，第一个逗号读thousand(千),第二个读million(百万),第三个读billion(十亿),然后一节一节读fourthousandtwohundredandfifty-five(4,255)数词拓展运用(1)hundred(百)、thousand(千)、million(百万)、billion(十亿)与基数词连用时,hundred、thousand、million、billion用单数形式,不可用复数。如:twohundred二百;threethousand三千;sixmillion六百万(2)当hundred、thousand、million、billion与of连用且表示约数时,hundred、thousand、million、billion应用复数形式。如:hundredsofpeople数百人;thousandsoftrees成千上万棵树;millionsofbooks数百万本书口诀助记英语数词不难记，找出规律就容易。一至十二各不同，一个一个单独记。后面加teen变十几,thirteen、fifteen辨仔细。eighteen只有一个t,两个音节辨清晰。二十至九十加ty,twenty不同重点记。forty去掉字母u,thirty、fifty更出奇。十位数后个位数，表示数词几十几。按序排列不费力，连字符号莫丢弃。巧学妙记加努力，HUNDRED是你的好成绩！范围特点例词1,2,3无规律first,second,third4—19一般在基数词(变形)后加-thfourth,fifth,eighth,ninth,twelfth,nineteenth20—90之间整十的数把基数词后的y变成ie,再加-thtwentieth,ninetieth21及其后的多位数(其后整十的数除外)个位数用序数词，其余位用基数词twenty-first口诀助记基变序，有规律：一二三，特殊记；八去t，九去e，ve要用f替;整十基数变序数,ty变成tie,然后再加th;要是遇到两位数，十位基数个位序。分数的分子用基数词，分母用序数词；分子大于1，分母用复数形式。三分之一四分之三五分之二onethirdthreefourthstwofifths二分之一可用onehalf表示;四分之一可用onequarter或onefourt