Unit 7 Know Our World Lesson 38 The World Is a Big Place 课件1

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1、Unit7KnowOurWorldLesson38:TheWorldIsaBigPlaceTounderstandthetextTousethewordscorrectly:intotalonethirdbecoveredwith…twothirdsObjectivesplanetbilliontotalintotalincreasesurfaceIndiann.行星n.十亿；千兆n.总计；总数adj.总的；总计的总计；合计；总共v.增加；增大n.表面；表层adj.印度的n.印度人AtlanticArcticonethirdtwothirdsbecoveredwith…n.&adj.大西

2、洋(的)n.&adj.北极的三分之一三分之二被……覆盖Howmanypeoplearethereintheworld?Largepopulation1.Intheyear2010,theworld’spopulationwasover__________.7billion3.By_____,theworld’spopulationmayreach9billion.2.By_____,theworldmayhaveabout8billionpeople.20252050AfricaAsiaNorthAmericaEuropeOceaniaAntarcticaSevenContinents(

3、洲)SouthAmericathePacificOceanthePacificOceantheAtlanticOceantheIndianOceantheArcticOceanFourmainOceans(海洋)大西洋太平洋太平洋印度洋北冰洋1.Thereare________continentsintheworld.Theyare______________________________________________________________________.2.Thereare______mainoceansintheworld.Theyare_______________

4、______________________________________________________.sevenfourAsia,Europe,Africa,NorthAmerica,SouthAmerica,OceaniaandAntarcticatheAtlanticOcean,theIndianOceanandtheArcticOceanthePacificOcean,Whichcontinentiscoveredwithsnowandiceallyearround?AntarcticaThePacificOceanWhat’stheworld’slargestocean?

5、ReadingReadthelessonandmatcheachparagraphwithitsmainidea.Para.1Para.2Para.3Para.4Para.5Sixofthesevencontinentsaregoodforpeopletoliveon.Weshouldtreattheearthwell.Anincreasingpopulationisabigproblemfortheearth.Twothirdsoftheearthiscoveredwithoceans.Peoplecannotliveeverywhereontheearth.LanguagePoint

6、s1.pointout指出2.facev.面临，面对n.脸，面孔3.hundred---thousand---million---billion百千百万十亿九十亿ninebillion数十亿billionsof4.over=morethan多于；超过5.intotal总计；合计；总共atotalof…总数为……翻译：我们班总共有60人。Thereare60studentsintotal.Ourclasshasatotalof60students.6.onethird三分之一twothirds三分之二英语中分数的表达法：先分子后分母；分子基数词，分母序数词；分子大于一，分母用复数。注：aq

7、uarter表示四分之一五分之二四分之三八分之一twofifthsthreequartersoneeighth7.becoveredwith被……覆盖coverwith在……上覆盖上……8.allyearround全年9.inthefuture将来infuture今后=fromnowon10.treatsb./sth.well好好对待……翻译：我们应当好好对待自己的父母亲。Weshouldtreatourparentswell.改成