初中英語八年級下冊課件 Lesson8 The World Is a Big Place

Lesson38TheWorldIsaBigPlaceQuestions:1.Howmanycontinentsarethereintheworld?2.Whatdoyouknowabouttheplacewhereyoulive?Newwords☆知識點解析☆1.Intheyear2010,theworld’spopulationwasover7billionintotal.

在2010年，世界人口總數(shù)超過了70億?！疽c】（1）total作名詞,意思是“總計”（2）intotal=inall:總計，合計Eg：Myfamilymembersare20peopleintotal.

我家家庭成員共有20人。

2.Wecan’tliveinwater,andonlyaboutonethirdofourplanetisland.我們不能居住在水里，而全球只有三分之一的面積是陸地。【要點】(1)onethird：三分之一,也可寫為one-third。(2)分子用基數(shù)詞表示,分母用序數(shù)詞表示。Eg：onefifth五分之一twothirds三分之二

onehalf一半aquarter四分之一(3)分?jǐn)?shù)+of+名詞+謂語復(fù)/單：……中的幾分之幾Eg：TwofifthsofthestudentsarefromChina.五分之二的學(xué)生來自于中國。

3.Antarcticaiscoveredwithsnowandiceallyearround.

北冰洋常年被冰雪覆蓋?！疽c】(1)becoveredwith：被……覆蓋（被動語態(tài)）。cover…with…：用……覆蓋……（主動形式）。

(2)allyearround：一年到頭，常年。【擴展】Asia/?e???/n.亞洲Asian/?e???n/n.亞洲人Africa/'?fr?k?/n.非洲Africa/'?fr?k(?)n/n.非洲人Australia

/?'stre?l??/n.澳大利亞Australia/?'stre?l??n/n.澳大利亞人Antarctica/?n'tɑ?kt?k?/n.南極洲Europe/'j?r?p/n.歐洲European/j??r??p??n/n.歐洲人America/?'mer?k?/n.美國American/??mer?k?n/n.美國人Let’sDoIt!1.Readthelessonandmatcheachparagraphwithitsmainidea.Paragraph1a.Sixofthesevencontinentsaregoodforpeopletoliveon.Paragraph2b.Weshouldtreattheearthwell.Paragraph3Paragraph4d.Twothirdsoftheearthiscoveredwithoceans.Paragraph5e.Peoplecannotliveeverywhereontheearth.increasedrysurfacebilliontotal1.Thenumberofswimmershereis_________quicklybecauseit’sveryhotthesedays.2.Theschoolhasa______of900students.3.Ithinkitmaybethe_____seasonoftheyear.4.The______ofourbodyisskin.Itprotectsus.5.Howmany______ofpeoplearethereintheworldnow?increasingtotaldriestsurfacebillions2.Fillintheblankswiththecorrectformsofthewordsinthebox.【復(fù)習(xí)】Asia

/?e???/

Africa/'?fr?k?/

Europe

/'j?r?p/

NorthAmericaSouthAmericaAntarctica/?n'tɑ?kt?k?/Australia/?'stre?l??/

thePacificOcean/p?'s?f?k/theIndianOcean/'?nd??n/

theAtlanticOcean

/?t'l?nt?k/theArctic