Module9Unit1課件八年級英語上冊

What'sthepopulationoftheworld?,,,7,000,000,000Theworld'spopulation:7billion/'blj?n/十億/'b?lj?n

/十億13.7億1.37billionpoint2222twenty-two220twohundredandtwentyHaveatry!13.24thirteenpointtwofour?

hundredlargenumbers1,000

onethousand（千）1,000,000onemillion(百萬）1,000,000,000

onebillion(十億）Haveatry!sevenhundredandtwentythousandmillionbillionsixbillion,fivehundredmillion,fourhundredandthirty-onethousand,hundred,,,readthenumberfrom

lefttoright6500431720fromrighttoleft3asapart

PART01WordsLookandsay.1.37billion

7billionChina'populationis

one________oftheworld's.

五分之一/f?fθ/fifthPre-listening1.37/5≈1/5194919601970198019902000201020202030161412108642中國1949-2030人口增長曲線圖850,000,0001,370,000,000/ɡr??/v增長/China'spopulationisgrowing.Pre-listeningBeijingisa______citywithalargepopulation.

hugePre-listeningForexampleBeijing/hju:d?/Pre-listeningtoomuch________traffic/?tr?f?k/Sothatcauses

toomuch_____./n??z/n.噪音noiseSopopulation________isabigproblem./'??kri:s/increase75%Pre-listeningBetty,TonyandLinglingarepreparingfora

report....Let’slisten!/pr?'pe?/PART02ListeningActivitiesAct1.Listen

andgetthemainidea.While-listeningWhataretheytalkingabout?A.Ourgrowingpopulation.B.Ourenvironment(環(huán)境).C.Ourcities./?ɡr????/Beijingisahugepopulation.Thatcausesmanyproblems,suchastoomuch2._____and3._________.increaseisabigprobleminmanycountries.largetrafficnoisePopulationWhile-listeningAtip:Lookthrough(瀏覽)thesequestionsquicklybeforelistening.OurgrowingpopulationPeopleintheworldBabiesborneveryminute（world）Babiesborneveryyear（world）PopulationofChinaPopulationoftheworldA.Over520B.Over250A.Over137.4millionB.Over131.4millionA.About1.37billionB.About1.34billionAbout_____billionWhile-listeningActivity2.2Listenandfinishthenotes.71.WillChina'sPopulationgrowfast?A.Yes,itwill.B.No,itwon't.C.Wedon'tknow.2.

AreChina'sfamiliesgettingbigger?A.Yes,theyare.B.No,theyaren't.C.Wedon'tknow.Act2.3Listenandchoosethecorrectanswer.While-listeningPART03PracticeWorkingroups.

Post-listeningTalkinagroup,and

onestudentisthereporter(報告員)tospeakouteveryone'sideas.4minsDoareportcalled“Ourgrowingpopulation”Readbyyourselfloudly!Part1Someintroduction(介紹)ofBeijingPart2Part3BirthsThepopulationPrediction(預測)ofChina's

populationOurgrowingpopulationPart1MyReport—AboutBeijingBeijingis________________________________.Thatcauses_______________,suchastoomuch__________________.Population______isabigproblem.ahugecitywithalargepopulation.manyproblemstrafficandnoiseincreasePart2MyReport—Birthsintheworld__________babiesareborn

everyminuteintheworld.Andthatmakes___________

births

ayear.ThepopulationofChinaisabout______.Thepopulationoftheworldisabout__________.Over250over131.41.37billion7billionPart3MyReport—Prediction（預測）China’spopulationwon’tgrowfastbecause__________________________.familiesaregettingsmallerWhatdoespopulationincreasebringtous?Post-listeningThinkaboutthisquestion.Wehavefewerjobs.Thereisnotenoughcleanwater.Ourairisgettingworseandworse.Wehaveonlyoneworld,Weshouldtryourbesttoprotecttheworld.Thekeywordsandexpressions

SUMMARY123The

population-relatedtextandlistenforsomespecificinformationReadandunderstandthelargenumbers

Hom