Haveyouevertravelledtoanywherebefore?Howdoyoufeelduringthejourney,especiallyonholidays?SunYat-senMausoleumofNanjing南京中山陵

theGreatWallWestLakeofHangZhouWhatproblemswillthepopulationincreasebringtous?FoodshortageWatershortagePollutionEcologydestruction(生態破壞)TrafficproblemWhatshouldwedo?Unit1

Theworld’spopulationwasabout7.8billionin2020.PopulationModule92020年，世界人口大約是78億。billion十億1billion10億7billion70億point1.Tounderstandpopulation-relatedtopics2.Listentolearnaboutthepopulationproblemsallovertheworld.3.Tolearntoreadandunderstandlarge

numbers4.TolearnthewordsandexpressionsObjectivesmapoftheworldWhichcountryhasthelargestpopulation?

China

,,,1,400,000,000

What’sthepopulationoftheChina?ThepopulationoftheChinaisabout1.4billion(14億)thepopulationofChina1.4billion20%1/5onefifthtwentypercent20%中國1，4000，000，000thepopulationoftheworld7.8billion2019.7-2020.11四川省安岳中學實習生Tips:1.個位與十位間一般要用連字符號“-”,2.十位與百位間用“and”。1220222222,222twelvetwentytwenty-twotwohundredandtwenty-twotwothousand,twohundredandtwenty-twoTrytoreadthemHowtoreadlargenumbersbillion十億million百萬thousand千朗讀數字時，倒著數，將每三位數看做一個單位。上例中的數字可以分解為...lion...thousand...，每個單位按照百、十、個位往后讀，遵循百位以內數字的讀法。1,140,840,230twohundredandthirtyeighthundredandfortythousandonehundredandfortymilliononebillion11408402301,140,840,2301,340,000,000//threehundredandfortymilliononebillion1,234,567,890eighthundredandnintyfivehundredandsixty-seventhousandtwohundredandthirty-fourmilliononebillion80,000.27eightythousandpointtwoseven.27小數點讀:pointLet'spractice.3.5million45.8million12.2billionthreepointfivemilliononepointthreesevenbillionforty-fivepointeightmilliontwelvepointtwobillion分數的表達基數詞序數詞當分子＞1時，序數詞要+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 四分之三1WhatisthepopulationofNewYork?a)About17million.b)About9million.c)About30million.2WhatisthepopulationofTokyo?a)About4million.b)About28million.c)About14million.listenandchoosethecorrectanswer.While-listeningTask1Whentheworld’spopulationincreases(增長)toofast,whatproblemswillitcause?Therewillbeless_______.Toomuchnoise!roomheavyPopulationincresecauses

toomanyproblems.toomuch________noisetrafficwaterpollution

andairpollutiontoomuch________toomany_____people[n??z]噪音太吵啦！[p??lu??n]污染toomuch________rubbishWhentheworld’spopulationgrowsslowly,whatproblemswillitcause?Therearen't_________peopletodoallthejobs.Therearemoreolderpeoplethanthe_____ones.Toolittlelabour(勞動力)!enoughyoungTheworld'sp_____isgrowingsofast.populationTonyispreparingareport（報告）forit.()1.WhatisTonypreparing(準備)?

A.diary

B.newsC.report()2.Whatwillbetheworld’spopulationin2030?

A.1.5billionB.8.5billionsC.8.5billion()3.Wherewillthelargestincreaseinpopulationtakeplace?

A.India,China,Pakistan

B.India,Nigeria,Pakistan

C.India,Africa,Pakistan聽力提示：（1）關注疑問詞；（2）找題目關鍵詞（3）區分選項（4）聽時關注關鍵詞3ListenandchooseCCBTheworld’spopulationProblemscausedbypopulationAbout1.__________in2020About2._________in2030CountrieswiththemostpopulationgrowthItcancausetoomuch3.______and4.____Countrieswithslow-growingpopulation(1)Therearen’tenoughpeopletodoallthe5._______.(2)Therearen’tenoughyoungpeopletolook6.______theolderones7.8billion8.5billiontrafficnoisejobsafter4Listenandfill聽力提示：聽前：分析很重要

（1）內容；（2）所缺單詞詞性（3）關注上下文格式聽中：聽關鍵詞。

5WatchandreadReadthedialoguetogether.RoleplayinyourgroupRequirements:★分角色★有場景，有表演★聲音流暢、洪亮、注意重讀★3minutesLingling&Betty&TonyPost-listeningTask4DiscussionWhyareChina’sfamiliesgettingsmaller?Becauseofthefamilyplanningpolicy（計劃生育政策）.onechildpolicy獨生子女政策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.footbybikethrowrubbishsavewaterwastewater8ExtendthinkingIfthereisnoenoughpopulation,whatwillhappen?Noenoughpeopletodoallthejobs.Noenoughyoungpeopletolookaftertheolderones.Whatshouldwedo？Therearemanyproblemsintheworld’spopulation.Weshouldtryourbesttohelptheworld....Visittheoldandmakethemhappy.Playwiththechildrenwhoseparentsarenotathome.9EmotionThereisonlyoneearth.Weshouldprotectit.Homework:1.背誦新單詞和短語。2.熟讀課文，尤其是多位數的表達和分數表達。3.預習Unit1語法點，先從課文里找出來。Module9PopulationUnit1ThepopulationofChinaisabout1.37billion.第二課時

LanguagepointsLanguagepoints1.I’mpreparingsomenotesforareportcalled……【有關prepare的短語】preparesth.for......

“為……準備某物”preparefor.……

“為……做準備”eg:

我們必須為會議準備好一個房間。Wemustpreparearoomforthemeening.eg:我們正在為明天的聚會做準備。Wearepreparefortomorrow'sparty.Languagepoints2.Thatcausesalotofproblems,suchastoomuchtrafficandnoise.【觀察】noise通常指“噪聲”，既可做可數名詞，也可做不可數名詞，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機器正在工作，它發出很大的噪音。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”，修飾可數名詞復數toomuch表示“太多”，修飾不可數名詞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……【分數表達法】onefifth

“五分之一”表達分數時，分子用基數詞，分母用序數詞。分子如果是1以上的數字，作分母的序數詞要用其復數形式。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;areC當含有分數的短語作主語時，其后的謂語動詞的單復數與分數后面的名詞的單復數保持一致Languagepoints5.Hangonaminute!

hangon稍等一下拓展：hangup掛斷電話hangout