Module9Unit1課件英語八年級(jí)上冊(cè)3

Module9PopulationChinahasalargepopulationintheworld.crowdedWhat’shappeningtoourcountry?toomuchtraffictoomuchpollutiontoomuchnoiseproblem

問題n.toomanypeoplenoise

n.

噪聲preparev.準(zhǔn)備LookandsayThereistoomuch________intheworld.Weshould_______somefoodforpicnic.noisepreparenotes

n.筆記reportn.報(bào)告huge

adj.巨大的Weshouldlistentotheteachercarefullyandmake________.Beijingisa________citywithalargepopulation.hugenotesThepolicemanwantstocheckthe________.reportbirthn.出生

grow-grewv.增長(zhǎng)ThepopulationofChinaisalmostone_____oftheworld’spopulation.fifthnum.第五fifthincrease

n./v.增長(zhǎng)cause

v.造成problom

n.問題Population____________isabigprobleminmanycountries,that________alotofproblems.causesincreaseWordsandPhrases/n??z

//pr?'pe?

//n?uts

//r?'p?:t

//ɡr?u

//hju:d?/

/k?:z

/噪聲;雜音n.noise

準(zhǔn)備；預(yù)備v.筆記；隨筆n.(pl.)report報(bào)告；匯報(bào)n.notesgrowhuge造成；引起v.巨大的；龐大的

adj.prepare(grew/ɡru:)增長(zhǎng)；增大

v.causeWordsandPhrases/'pr?bl?m//'??kri:s

//b?:θ//'b?lj?n

//f?fθ/hangon/fl?t

/麻煩；問題n.problem增大；增長(zhǎng)n.增大；增長(zhǎng)vincreasebirth出生

n.十億num.

第五；五分之一num.billion

稍等套房；公寓n.flatfifthmapoftheworldWhichcountryhasthelargestpopulation?

China

What'sthepopulationofChina?point.,,,7,000,000,000

What’sthepopulationoftheworld?Thepopulationoftheworldisabout7billion(70億)thepopulationofChina1.37billion20%1/5onefifthtwentypercent20%中國(guó)1，375，000，000thepopulationoftheworld7billion2019.7-2020.11四川省安岳中學(xué)實(shí)習(xí)生Tips:1.個(gè)位與十位間一般要用連字符號(hào)“-”,2.十位與百位間用“and”。1220222222,222twelvetwentytwenty-twotwohundredandtwenty-twotwothousand,twohundredandtwenty-twoTrytoreadthemHowtoreadlargenumbersbillion十億million百萬thousand千朗讀數(shù)字時(shí)，倒著數(shù)，將每三位數(shù)看做一個(gè)單位。上例中的數(shù)字可以分解為...lion...thousand...，每個(gè)單位按照百、十、個(gè)位往后讀，遵循百位以內(nèi)數(shù)字的讀法。1,140,840,230twohundredandthirtyeighthundredandfortythousandonehundredandfortymilliononebillion11408402301,140,840,2301,340,000,000//threehundredandfortymilliononebillion1,234,567,890eighthundredandnintyfivehundredandsixty-seventhousandtwohundredandthirty-fourmilliononebillion80,000.27eightythousandpointtwoseven.27小數(shù)點(diǎn)讀:pointLet'spractice.3.5million45.8million12.2billionthreepointfivemilliononepointthreesevenbillionforty-fivepointeightmilliontwelvepointtwobillion分?jǐn)?shù)的表達(dá)基數(shù)詞序數(shù)詞當(dāng)分子＞1時(shí)，序數(shù)詞要+s例：onefifth

五分之一

two-fifths

五分之二

two-thirds

三分之二拓: quarter 四分之一例如： threequarters 四分之三c43.5million35million3.5million25.2millionThepopulationdistributionofsomeprovinces（省份人口分布）A:What'sthepopulationof…?B:XXhasthepopulationof...

Pre-listeningcPre-listening城市人口四川81,400,000廣東107,000,000山東980,000,000浙江550,000,000Pairwork??????重慶A:What'sthepopulationof…?B:ThepopulationofXXisabout...=

XX

hasthepopulationof...

1:Listenandchoosethecorrectanswer.(P72)1.What’sthepopulationofBeijing?a)About11millionb)About20millionc)About13million2.What’sthepopulationofChongqing?a)About28millionb)About33millionc)About36millionWhile-listeningSo_________hasthelargestpopulationinChina.ChongqinngTask1ThepopulationofChinaisincreasingsofast.增長(zhǎng)growingsofast.194919601970198019902000201020202030161412108642850,000,0001,370,000,000Populationincreaseisabigproblem.[?n'kri?s]Thepopulationincreasecurve(曲線圖)ofChinaPopulationincresecauses

toomanyproblems.toomuch________noisetrafficwaterpollution

andairpollutiontoomuch________toomany_____people[n??z]噪音太吵啦！[p??lu??n]污染toomuch________rubbishChina'sp_____isgrowingsofast.populationTonyispreparingareport（報(bào)告）forit.ListenandanswerTonyispreparingareportcalled“”.A.OurgreatcountryB.OurgrowingpopulationC.Ourgrowingcountry2.Beijingisahugecitywith

.A.longhistoryB.manyoldpeopleC.largepopulation3.Populationincreaseisabigproblem

.A.inChinaB.inmanyothercountriesC.BothAandB4.Chinahas

oftheworld’spopulation.A.onefifthB.aquarterC.onethirdWhile-listeningTask2PeopleintheworldBabiesborneveryminuteintheworld1.___________Babiesbornevery2.______intheworld131.4million.ThepopulationofChinaAbout3.__________,alomst4.________oftheworld’spopulation.ThepopulationoftheworldAbout5.__________over250year1.37billion7billionFillintheblanks.While-listeningTask3onefifth高分突破P126VideotimeReadthedialoguetogether.RoleplayinyourgroupRequirements:★分角色★有場(chǎng)景，有表演★聲音流暢、洪亮、注意重讀★3minutesLingling&Betty&TonyPost-listeningTask4TonyandBettyaretalkingaboutthe1.____________,becauseTonyis2._____________forareportcalled“Ourgrowingpopulation".LinglingtellsTonythatBeijingisa3._______citywithalargepopulation.Andthatcauseslotsof4.__________,suchastoomuchtrafficand5._________.BettytellsTonythatpopulation6.___________isabigprobleminmanycountries,especiallyinChina.ThepopulationofChinaisone7.________oftheworld’population.8.________inthefuture,Chinaspopulationwon'tgrowsofastbecausefamiliesaregetting9.________.Bettyknowsitwellbecauseshewroteher10._________aboutthepopulationyesterday.hugeButincreaseproblemspopulationpreparingfifthnoiseTask5Post-listeningCompletethepassage.smallerreport高分突破P126DiscussionWhyareChina’sfamiliesgettingsmaller?Becauseofthefamilyplanningpolicy（計(jì)劃生育政策）.onechildpolicy獨(dú)生子女政策DINKfamily丁克家庭ThepopulationofChinais14.2billionin2020.Thepopulationisstillgrowing.two-childpolicy二胎政策(2016)Discussion......trafficnoisetoomanypeopleairpollutionProblemsWhatshouldwedotosolvetheseproblems？

waterpollutionPopulationincreaseisabigproblem.Wecan'tchangeit.ProblemsSuggestionsairpollution&traffic1.It’sagoodideato_______2.Wecangotoschoolon___or_______.waterpollution&rubbish1.Don't_________intherivers.2.Weshould________.3.Don't_______________.planttrees.footbybikethrowrubbishsavewaterwastewaterThereisonlyoneearth.Weshouldprotectit.Homework:1.背誦新單詞和短語。2.熟讀課文，尤其是多位數(shù)的表達(dá)和分?jǐn)?shù)表達(dá)。3.預(yù)習(xí)Unit1語法點(diǎn)，先從課文里找出來。Module9PopulationLanguagepointsLanguagepoints1.I’mpreparingsomenotesforareportcalled……【有關(guān)prepare的短語】preparesth.for......

“為……準(zhǔn)備某物”preparefor.……

“為……做準(zhǔn)備”eg:

我們必須為會(huì)議準(zhǔn)備好一個(gè)房間。Wemustpreparearoomforthemeening.eg:我們正在為明天的聚會(huì)做準(zhǔn)備。Wearepreparefortomorrow'sparty.Languagepoints2.Thatcausesalotofproblems,suchastoomuchtrafficandnoise.【觀察】noise通常指“噪聲”，既可做可數(shù)名詞，也可做不可數(shù)名詞，常用短語maketoomuchnoise,意為“制造太多噪音”【辨析】noise，voice與sound

noise專指“噪音”voice指人的說話、唱歌的“嗓音”也可指鳥兒的鳴叫聲sound指自然界中各種“聲音”用noise，voice與sound填空。①機(jī)器正在工作，它發(fā)出很大的噪音。Themachineisworkingnow.Itismakingaloud_______.②光比聲音傳播得快。Lightgoesfasterthan_______.③他有一副好嗓子。Hehasgotagood_______.voicesoundnoiseLanguagepoints3.……suchastoomuchtrafficandnoise.……

【

辨析toomany、toomuch、muchtoo】

toomany表示“太多”，修飾可數(shù)名詞復(fù)數(shù)toomuch表示“太多”，修飾不可數(shù)名詞muchtoo表示“太”，修飾形容詞或副詞eg:Idon'tlikethosebigcities,whichhavegot_____peopleand____traffic.A.toomany;toomuchB.manytoo;toomuchC.toomuch;toomanyD.toomany;muchtooALanguagepoints4.That’salmostonefifthoftheworld’spopulation……【分?jǐn)?shù)表達(dá)法】onefifth

“五分之一”表達(dá)分?jǐn)?shù)時(shí)，分子用基數(shù)詞，分母用序數(shù)詞。分子如果是1以上的數(shù)字，作分母的序數(shù)詞要用其復(fù)數(shù)形式。注：“二分之一”one/ahalf“四分之一”one/aquarter或onefourtheg:Nowadays,____oftheoldpeopleinthearea____usedtodancingatthesquareaftersupper.A.twothird;isB.twothirds;isC.twothirds;areD.twothird;