冀教版八年级英语下册 （North America）Know Our World 教学课件

NorthAmericaUnit7KnowOurWorld

LearningTargetsKeywords&phrases:million,square,RockyMountains,Spanish,Mexican,TheGreatLakes,squarekilometre,both…and…Keysentences:1.NorthAmericaisalargecontinent，butithasonlythreemaincountries.2.TothesouthofCanadaistheUnitedStates.3.MostspeakEnglishorFrench,butthethirdmostcommonlanguageisChinese!4.MexicoissmallerthanbothCanadaandtheU.S.5.Mexicanpeoplelovetheircountry,butmanyleavetoliveandworkintheU.S.6.BothinAmericaandCanada,Englishisthemostcommonlanguage,whileinMexico,peoplespeakmostlySpanish.7.Whichcontinentoftheworldinterestsyou?Warmingup1.Howmanycontinentsarethereintheworld?Whatarethey?

2.Howmanymainoceansintheworld?Whatarethey?

3.HowmanymaincountriesarethereinNorthAmerica?Whatarethey?

Thinkabout:Seven:Asia,Europe,Africa,NorthAmerica,SouthAmerica,AustraliaandAntarctic.Four:thePacificOcean,theAtlanticOcean,theIndianOcean,andtheArcticOcean.Three:Canada,AmericaandMexico.

millionsquareRockyMountainsSpanishMexicann.百万

n.平方；广场；正方形落基山脉adj.西班牙（人）的n.西班牙语n.墨西哥人；墨西哥语adj.墨西哥（人）的Wordsandexpressions

TheGreatLakessquarekilometreboth…and…北美五大湖

平方千米；平方公里……和……（两者）都WhatdoyouknowaboutNorthAmerica?Whatdoyouknowaboutotherplacesaroundtheworld?THINKABOUTITListenandreadPresentationLiMingwroteareportaboutNorthAmerica.NorthAmericaisalargecontinent,butithasonlythreemaincountries.Canadaisthefarthestnorth.TothesouthofCanadaistheUnitedStates.TheU.S.isnorthofMexico.Together,thesethreecountriescoverabout24millionsquarekilometres.About550millionpeopleliveinNorthAmerica.Thatisalargepopulation,butsmallerthanthatofChina.TheGreatLakesarethelargestbodiesoffreshwaterintheworld.TheRockyMountainsarethebiggestmountainsinNorthAmerica.Canadaisthebiggestofthethreecountriesinarea,butithasthesmallestpopulation—about35million.PeoplespeakmanylanguagesinCanada.MostspeakEnglishorFrench,butthethirdmostcommonlanguageisChinese!TheU.S.isalsoaverylargecountry,anditspopulationismuchlargerthananyothercountryinNorthAmerica.Ithasapopulationofmorethan315million.TheU.S.isoftencalledAmerica.PeopleintheU.S.arecalledAmericans.MostAmericansspeakEnglish,andmanyspeakSpanish.Ofcourse,therearealotofChinesespeakersintheU.S.,too—morethan2million!MexicoissmallerthanbothCanadaandtheU.S.MostofthepeopletherespeakSpanish.Ithasapopulationofmorethan110million.Mexicanpeoplelovetheircountry,butmanyleavetoliveandworkintheU.S.ThecapitalcityofMexicoisMexicoCity.Itisaverybigcity.Let’sDoIt!Listenandanswerthequestions.1MexicoTheU.S.Chinese1.Whichcountryhasalargerpopulation,CanadaorMexico？

2.What’sthethirdmostcommonlanguageinCanada?3.WhichcountryhasthelargestpopulationinNorthAmerica?Matchthestatementswiththecountriesaccordingtothelesson.2StatementsPeopletheremainlyspeakSpanish.It’sthethirdlargestcountryinareainNorthAmerica.Over2millionpeoplespeakChinesethere.It’sthefarthestnorthinNorthAmerica.It’sthelargestcountryinpopulationinNorthAmerica.CountriesCanadaAmericaMexicoCompletethepassagewiththecorrectformsofthewordsinthebox.3TherearethreemajorcountriesinNorthAmerica.Theycoverabout24million________kilometres.BothinAmericaandCanada,Englishisthe____________language,whileinMexico,peoplespeakmostly________.IntheU.S.,over2millionpeople________Chinese.ThepopulationofAmericaismuch________thanthatofCanada.SomeMexicanpeopleleavetheircountryto________andworkinAmerica.largelivesquareSpainspeakcommonspeakmostcommonlargerliveSpanishsquareREPORTABOUTCONTINENTSPROJECTWhichcontinentoftheworldinterestsyou?Writeareportaboutit.Don’tforgetthefollowingthings:·Namethecontinent’smaincities.Whatcountriesarethesecitiesin?·Nameitsmainbodiesofwater.·Describethecontinent’spopulation.·Describeotherimportantfactsaboutthecontinent.Doesithaveanyfamousmountains?Doesithaveanybiglakesordeserts?1.NorthAmericaisalargecontinent,butithasonlythreemaincountries.(1)【辨析】large、big与hugelarge、big与huge都是形容词，都有“大的”之意，但也有区别。Languagepointslargelarge多指面积大。注意：表示population(人口)或number(数量)的“多”要用large，表示“少”要用small。bigbig指具体事物的体积大，其反义词是small/little。hugehuge强调体形巨大，而非重量。例:Chinaisalargecountry.

中国是个大国。ThepopulationofChinaisthelargestintheworld.中国的人口在世界上是最多的。Myappleisbiggerthanyours.我的苹果比你的大。Awhaleisakindofhugeanimal.鲸是一种巨型动物。(2)mainadj.主要的；最重要的它指某事或某物是整体中最主要或最明显的，或在大小、潜力或重要性方面优于其他同类事物。main在句中只作定语，无比较级和最高级形式。例:Themaincoursetodayisverydelicious.

今天的主菜很美味。Themainthingistostaycalm.最重要的是要保持冷静。2.TothesouthofCanadaistheUnitedStates.(1)该句是一个完全倒装句。句子的主语是theUnitedStates，表语是tothesouthofCanada。在英语中，为了避免句子头重脚轻，结构不平衡，常采用倒装语序。(2)【辨析】to、on与into、on和in都可以表示方位，但在用法上有所不同。例:JapanistotheeastofChina.日本在中国的东方。HenanisonthesouthofHebei河南在河北的南方。HandanisinthesouthofHebei.邯郸在河北的南部。to表示“在某范围之外的……方向”，两地互不归属，互不接壤。on表示“在某范围之外的……方向”，两地互不归属，但接壤。in表示“在某范围之内的……方向”，一地归属另一地。Taiwanlies________theeastofFujian，______

thesoutheastofChina.(黑龙江龙东地区中考)

A．on；inB．to；inC．on；to解析考查介词辨析。表方位时，on表示接壤但不归属的关系；in表示包含关系；to表示两地互不接壤互不管辖的关系。台湾与福建互不归属，也不接壤，解题方法词义辨析法、常识法中考链接B3.MostspeakEnglishorFrench,butthethirdmostcommonlanguageisChinese!“the＋序数词＋形容词/副词最高级”表示“第几最……的”，后面接单数名词。例:Stevenisthesecondtallestboyinourclass.史蒂文是我们班第二高的男孩。4.MexicoissmallerthanbothCanadaandtheU.S.both…and…意为“……和……(两者)都”。在句中可以连接两个并列的主语、谓语动词、宾语或状语等。它连接两个并列主语时，谓语动词要用复数形式。例:BothmysisterandIhavebeentoBeijing.我和我姐姐都去过北京。5.Mexicanpeoplelovetheircountry,butmanyleavetoliveandworkintheU.S.leavev．离开常用短语:leave…todosth.离开……去做某事；leave(A)forB离开(A地)前往B地。例:Helefthishometowntostudyabroad.他离开家乡去国外求学。Mr.WhitewillleaveMexicoforChinanextweek.怀特先生下周将离开墨西哥前往中国。6.BothinAmericaandCanada,Englishisthemostcommonlanguage,whileinMexico,peoplespeakmostlySpanish.mostlyadv.主要地；通常它相当于mainly，用于修饰动词。例:Sheuseshercarmostlyfordrivingtowork.她的汽车主要用于上下班。7.Whichcontinentoftheworldinterestsyou?interestv．使……感兴趣。例:ThisnovelwrittenbyLuXuninterestsmeverymuch.这本鲁迅写的小说引起了我很大的兴趣。一、单项选择Exercises1.Thenumberofthestudentsinourschoolis______than___________.A.muchlarger;thatofNo.8middleschool.B.morelarger;thatofNo.8middleschool.C.muchlarge;No.8middleschool.D.morelarge;No.8middleschool.2.Guangdongprovinceis______thesouthofChinaanditis______theeastofGuangxiprovince.A.on;toB.in;toC.in;onD.to;on3.ThepopulationofChinaisvery___.A.manyB.muchC.largeD.Small4.Nanjingisn’tsolarge________Shanghai.However,it’sthesecond_______cityinEastChina.