Lesson38TheWorldIsaBigPlace.ppt

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1、Unit7KnowOurWorldLesson38:TheWorldIsaBigPlace!Howmanycontinentsarethereintheworld?Whatarethey?Whichcontinentdoyoulivein?ThinkAboutItMatchthesevencontinentswiththeircorrectdescriptions.planetn.行星billionn.十亿；千兆totaln.总计；总数adj.总的；总计的increasev.增加；增大Indianadj.印度的n.印度人Atlanticn.&adj.大西洋（的）A

2、rcticadj.北极的Learnsomenewwords1.Whatistheproblemtheearthfaces?2.Peoplecanliveonthesevencontinents.()(判断正误)3.Howmuchoftheworldiscoveredwithland?4.Whatislargestpartoftheocean?Thepopulationisincreasingveryquickly.FOnethird.ThePacificOcean.Listentothepassageandthenanswerthequestions.Let’sD

3、oIt!Readthelessonandmatcheachparagraphwithitsmainidea.Paragraph1a.Sixofthesevencontinentsaregoodforpeopletoliveon.Paragraph2b.Weshouldtreattheearthwell.Paragraph3c.Anincreasingpopulationisabigproblemfortheearth.Paragraph4d.Twothirdsoftheearthiscoveredwithoceans.Paragraph5e.Peoplecanno

4、tliveeverywhereontheearth.Fillintheblankswiththecorrectformsofthewordsinthebox.increasedrysurfacebilliontotal1.Thenumberofswimmershereis_________quicklybecauseit’sveryhotthesedays.2.Theschoolhasa______of900students.3.Ithinkitmaybethe_____seasonoftheyear.4.The______ofourbodyisskin.Itpr

5、otectsus.5.Howmany______ofpeoplearethereintheworldnow?increasingtotaldriestsurfacebillionsI.根据首字母或汉语提示，完成单词。1.ThebiggestoceanintheworldistheP_______Ocean.2.Almosteveryoneknowsthee_____goesaroundthesun.3.Desertsmaycoverthree_________(百分比)oftheearth'ssurface.4.Thepopulationoftheworldis_

6、_________(增长)quickly.5.Hainanisthesecond-largest_________(岛屿)inChina.6.Afterhalfamonthatsea,wesaw____(陆地).landacificarthpercentincreasingislandExerciseII.用适当的介词填空。1._____2025,theworldwillhave7.8billionpeople.2.Milkisgood_________children.3.TheNileRiveristhelongestriver_________Africa.

7、4.Whichpart_________theworlddoyoulivein?5._________thesurfaceoftheearth,thereissomedryland.OnByforinofHomework1.Sharewithyourpartneraboutwhatyoufeelafterlearningabouttheearth.2.Finishtheexercise.3.Dscribeonecontinentyouareinterestedinyourexercisebook.