The world is a big place

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1、welcome白银十中辛军峰Lesson50TheWorldIsaBigPlace!教学目标1.认识七大洲，四大洋的英文名称；2.学会小数和分数的部分表达法；3.了解更多的世界地理知识。教学难点1.大洲大洋的表达法；2.分数小数的表达法。北南AsiaEuropeAfricaNorthAmericaSouthAmericaAustraliaAntarcticacontinentsoceans太平洋印度洋北冰洋大西洋大西洋ThePacificOceanTheIndianOceanTheArcticOceanTheAtlanticOceanLookandsay1234567ABCCD

2、Knowledgeaboutcontinentsandoceans:Doyouknowthesevencontinentsintheworld?_____isthebiggestcontinent.IthasthehighestpointontheEarthintheHimalayasMountains.ThispointiscalledMountEverest.______isthesecondlargestcontinent.Elephants,giraffes,zebras,andlionslivetherebothinthejunglesandinthedesert._

3、_____________isthethirdlargestcontinent.Canada,MexicoandtheUnitedStatesarethethreemajorcountriesonthiscontinent.AsiaAfricaNorthAmerica_____________isthefourthlargestcontinent.Thereare13countriesonthiscontinent.___________islocatedattheSouthPole.Itisthefifthlargestcontinent.Therearebeautifulp

4、enguins._______isthesixthlargestcontinent.Itisagoodplaceforpeopletotravelto.________isthesmallestcontinent.Ontheearththerearefouroceans.Youcanseewatereverywhere._____________isthebiggest._____________isthesecondlargestocean.Then_____________andtheArcticaretheoceansthirdandfourthinsize.SouthA

5、mericaAntarcticaEuropeAustraliaThePacificTheAtlantictheIndian1.Howmanypeoplearethereintheworld?2.Wheredoallthepeoplelive?3.Howbigaretheworld’soceans?4.Howmanydesertsdoestheworldhave?5.What’stheworld’sbiggestisland?6.What’stheworld’slongestriver?Listentothetapeandanswerthequestions:Aboutsixbi

6、llionOnland.Oceanscoveraboutthree-quartersoftheearth’ssurface.20percent.Greenland.TheNileRiver.Readandfinishtheexercises:1.Scientistspredicttheworld’spopulationwillhave_______By2025,therewillbe9.1billionpeopleby_______.2.About_________oftheworldisland.Thelandthatisvery____iscalleddesert.Thed

7、esertscover________________oftheearth’ssurface.3.Thereare______continents.Theyare_____,______,________,________,NorthAmerica,SouthAmericaandAntarctica.Antarcticaisworld’s________andtheworld’s________continent.4.Thereare_____mainoceans.Theycover____