Module9Unit1课件英语八年级上册2

Gametime!Canyoureadthenumbers?231231,280,567,1231,123280,56711,1231,280,5671,000,000,000billionmillionthousand1231,23412,345123,3451,234,567onehundred

andtwenty-threeonethousand,twohundredandthirty-fourtwelvethousand,threehundredandforty-fiveonehundredandtwenty-threethousand,

threehundredandforty-fiveonemilliontwohundredandthirty-fourthousandfivehundredandsixty-sevenObserveandlearnDoyouknowhowtoreadthesenumbers?Now,let'shaveatry!*从数字的右端向左端数起，每三位数加一个逗号“,”。*从右开始，

第一个“,”前的数字后添加thousand，

eg:2,000

第二个“,”前面的数字后添加million，eg:2,002,000

第三个“,”前的数字后添加billion,eg:2,002,002,000

英语中四位数和四位数以上数字的读法：7,00028,000135,0007,000,0004,500,00079,000,000350,000,00021,000,000,000Let’spractise!seventhousandtwenty-eightthousandonehundredandthirty-fivethousandsevenmillionfourmillionandfivehundredthousandseventy-ninemillionthreehundredandfiftymilliontwenty-onebillion8,742

2,463,1281,370,000,0002,000,030,000Listenandrepeatthenumbers.eightthousand,sevenhundredandforty-twotwomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eightonebillion,threehundredandseventymilliontwobillionandthirtythousandP735PronunciationandspeakingPre-listeningWhat’sthevideoabout?Unit1Theworld’spopulationwasabout7.8billionin2020.Module9PopulationListenandchoosethecorrectanswer.1.WhatisthepopulationofNewYork?a)About17million.b)About9million.c)About30million.2.WhatisthepopulationofTokyo?a)About4million.b)About28million.c)About14million.While-listening

TapescriptBetty:Iwentshoppinginthecitycentrewithmyfamilylastweek.Tony:Didyouhaveagoodtime?Betty:Yes,Idid,buttherewasalotoftrafficonthewaythere.Andthereweresomanypeopleintheshops.Therewasalotofnoise.Tony:Well,NewYorkisabigcity.Betty:Yes,itis.Ithasapopulationofaboutninemillion.Tony:Ninemillion!DoesNewYorkhavethelargestpopulationintheworld?Betty:No,itdoesn’t.Therearecitieswithalargerpopulation.Forexample,Tokyohasapopulationofabout14million.Tony:Really?That’salotofpeople!While-listeningWhatproblemswillthepopulationincreasebringtous?Foodshortage食物紧缺

[ˈʃɔ:tɪdʒ]WatershortagePollutionEcologydestruction[iˈkɒlədʒi][dɪˈstrʌkʃn生态破坏TrafficproblemDoyouwanttoknowthesituationoftheworldnowadays?Nowadays,thepopulationintheworldis_________[ɪnˈkri:s]fasterandfaster.Anditmay______[kɔ:z]alotof_________[ˈprɒbləm].increasingcauseproblemsItisalmost________[wʌn][fɪfθ]oftheworld'spopulation.ThepopulationofChinaisabout1.44________[ˈbɪljən].

billiononefifthBesidesthe_______[grəʊ]population,toomuch_______[nɔɪz]isalsoanotherproblem.Thatmakesover86million_______

[bɜ:θ]ayear.Itisa_____[hju:dʒ]number.birthshugenoisegrowingAccordingtotheproblems,canyou________[prɪˈpeə]some_______[nəʊt]fora_______[rɪˈpɔ:t]?.preparenotesreportListenandchoosethecorrectanswer.WhatisthepopulationofNewYork?a)About17millionc)About30millionb)About9million2.WhatisthepopulationofTokyo?a)About4millionb)About28millionc)About14million2P72ThepopulationofXinyiis1.49million.Whataboutthepopulationofothercities?Let'slistenandfindouttheanswers.PopulationPopulationoftheworldin2020Populationoftheworldin2030PopulationofIndiain2030about7.8billion8.5billionabout1.5billionCompletethenotes.Task1P73Activity3-Task3:Listenandanswer1.Onlythecountrieswithfast-growingpopulationshasproblems.2.Increasingpopulationscancausetoomuchtrafficandnoise.3.Thereareenoughpeopletodoallthejobsincountrieswithlowbirthrates.4.Therearen’tenoughpeopletolookaftertheolderonesincountrieswithhighbirthrates.Task2countriesproblemspopulationincreasetoofastslow-growingpopulationTask3India,NigeriaandPakistantoomuchtrafficandnoiseTherearen’tenoughpeopletodoallthejobs,orenoughyoungpeopletolookaftertheolderones.1.Enjoythevideo2.Readaloud.3.Roleplay.Task4FollowthevideoP64Tips：(模仿注意语音、语调、停顿和感情)1.

Birthhappensatthestart/attheendoflife.2.Hugemeanslarge/small.3.Anincreaseinpopulationmeansmore/fewerpeople.4.Hangonaminutemeanswaitingforashorttime/alongtime.5.Makingnotesmeanswritingalongpassage/afewwords.6.Aproblemissomethingeasy/difficult.7.Areportisalongpieceofwriting/afewwords.8.Abillionisahundred/athousandmillion.Task5Choosethecorrectanswer.P734Whatisthepopulationoftheworld?Howfastistheworld'spopulationgrowing?Whataretheproblemsoffast-growingandslow-growingpopulations?Whatelsedoyouknowabouttheworld'spopulation?P73Prepareatalkontheworld'spopulation.Thinkaboutthequestions.6Nowworkinpairsandgiveyourtalk.suchasHangonaminute!lookafterIcan'tbelieveit!takeplacethanksformakesomenotespopulationgrowth1.Doyouunderstandtheconversationabouttheworld's

population?2.Canyoureadthelargenumber?3.Canyoutalkabouttheworldpopulation?4.Doyouknowtheproblemscausedbyfast-growingpopulation?Makeareportabouttheworld’spopulationin2023.period2Payattentiontothecircledexpressions.比如；诸如我简直不敢相信！发生；举行稍等一下！做一些笔记照顾；关心感谢；多亏人口增长1.比如；诸如2.稍等一下！3.照顾；关心4.我简直不敢相信！5.发生；举行6.感谢；多亏7.做一些笔记8.人口增长

suchasHangonaminute!lookafterIcan'tbelieveit!takeplacethanksformakesomenotespopulationgrowthTask6TranslatetheexpressionsintoEnglish.noisepreparenotesreportgrowhugecausen.

噪声；杂音[nɔɪz]v.

准备；预备[prɪˈpeə]n.(pl)

笔记；随笔[nəʊt]n.

报告；汇报[rɪˈpɔ:t]v.

增长；增大[grəʊ]a.

巨大的；庞大的[hju:dʒ]

v.

造成；引起[kɔ:z]Wordsreviewproblemincreasebirthbillionfifthhangonn.

麻烦；问题[ˈprɒbləm]

n.

增大；增长[ɪnˈkri:s]v.

增大；增长n.

出生[bɜ:θ]num.

十亿[ˈbɪljən]num.

第五；[fɪfθ]

(口)稍等WordsreviewWesawsomemonkeysinthe____

(巨大的)cage.2.MrBlackwillgiveusanimportant______(报告)tomorrow.3.Thepopulationis_________(增长)quicklyinsomecountriesnow.4.HewasonbusinessinBeijingatthe

______(出生)ofhisson.5.Thepopulationofthewholeworldisoverseven_______(十亿).I.根据所给提示填空。hugereportincreasingbirthbillion1.I’mpreparingsomenotesforareportcalled“Ourgrowingpopulation”.我在记笔记，准备写一篇题为“日益增长的人口”的报告。prepare

作及物动词：“准备……，使……准备好”作不及物动词：“准备，预备”，

prepare

forsthpreparetodosth表示目的

Unit1Languagepoints1)Whenwearrivedhome,Mum___________dinner____

us.我们到家时妈妈正为我们准备晚餐。2)Theteachertoldhisstudents

_______________

theexam.老师让他的学生们为考试做准备。Tom______________(准备)thefinalexam.Pleasebequiet!ispreparingforto

prepareforwaspreparingfor2.Andtherewasalotofnoise.noise为名词，意为“噪声；杂音”，指

刺耳、尖锐的声音

makeanoise“吵闹”其形容词为noisy，意为“喧闹的；嘈杂的”1)Ican’tstandthat_____.我受不了那种噪音。2)It’stoo

_____

intheclassroom.教室里太吵了。3)Thechildrenare_________________intheroomallthetime.孩子们一直在房间里吵吵闹闹。noisenoisymakinganoise3.Thatcausesalotofproblems,suchastoomuchtrafficandnoise.

这引发了很多问题，比如交通拥堵和噪音过多。toomuch+不可数名词

toomany+可数名词太多的……1)Theybought_________eggsyesterday.昨天他们买了太多鸡蛋。2)Shespent_________moneyonclothes.她花太多钱买衣服。toomanytoomuchcause

动词，意为“造成；引起”

常见搭配：1)cause+名词或代词作宾语:causesth(forsb)2)cause+双宾语:causesbsth

3)cause+动词不定式充当补足语的复合宾语:

causesb/sthtodosth1)What_______

hiselderbrother’sillness?他哥哥怎么病的？2)Youwill_______

troubleforyourfamily.你会给你的家庭带来麻烦的。3)What________youtochangeyourmind?是什么使你改变主意的？causedcausecaused5.noise,voice与soundnoise各种噪音或吵闹声

voice指人的说话声、歌声或欢笑声

sound指任何用耳朵能听见的声音。如：1.Ican’thearyouclearly,pleaseraiseyour____alittle.2.Thethief（小偷）brokeintotheroomwithoutany______.3.Themachineisworkingnow,itismakingaloud____.

noise

voice

sound3.Theworld'spopulationwasabout7.8billionin2020.billionnum.表示泛指数时(其后接of短语)复数形式是billions。在数字或several，afew等表示数字的词语之后，用billion。2020年，世界人口约为78亿。十亿①halfabilliondollars②Billionsofstarstwinkledinthesky.③Thereareseveralbillionlivesonthisplanet.五亿元这个星球上有几十亿条生命。无数星星在天空闪烁。6.populationn.

人口1)population是一个集体名词，作主语时，若指一个地区或国家的整体人口，谓语动词通常用单数；若强调整体人口中的成员，谓语动词通常用复数。例如：这个城市大约有两万人口。The__________ofthecity___about20,000.五分之三的人是老年人。Threefifthsofthe______________oldpeople.populationispopulation

are2)

表示一个地区或一个国家有多少人口，用

thepopulationof...is...

或

...hasapopulationof...。例如：我们国家的人口是二千八百一十万。

____________________ourcountryis28,100,000.

这座城市有五万人口。Thecity_________________50,000.“人口数量的多或少”用large或small。例如：

北京人口众多。ThepopulationofBeijingis______.Thepopulationofhasapopulationoflarge3)

在询问人口时，要注意population和people的区别。前者通常用what来提问，后者用howmany来提问。例如：

加拿大的人口是多少？_______________________Canada?

大厅里有多少人？_______________arethereinthehall?7.Beijingisahugecitywithabigpopulation.

北京是个大城市，有很多的人