新人教版英语八年级下册第七单元全部ppt课件.pptx

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1、新人教版英语八年级下册新人教版英语八年级下册第七单元全部课件第七单元全部课件Section A 1a-2dWhatsthehighestmountainintheworld?Howhighisit?Qomolangmaisthehighestmountainintheworld.Itis8,844.43metershigh.Free talkWhat do you know about the following numbers?1,025metersdeepTheCaspianSeaWhat do you know about the following numbers?6,671kilom

2、eterslongTheNileWhat do you know about the following numbers?9,600,000squarekilometersinsizeTheSaharauuuusquare,meter,deep,desert,population,Asia,tour,tourist,wall,ancient,protect,wideObjectivessquaremeterdeepdesertpopulationAsiafeelfreetourn.平方；正方形平方；正方形n.米；公尺米；公尺adj.深的；纵深的深的；纵深的n.沙漠沙漠n.人口；人口数量人口；人

3、口数量n.亚洲亚洲(可以可以)随便随便(做某事做某事)n.&v.旅行；旅游旅行；旅游Words and expressionsLanguageGoal:TalkaboutgeographyandnatureQomolangma about9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighMatchthefactsyouknow.1a1.Qomolangmais_thananyothermountainintheworld.

4、2.TheSaharais_desertintheworld.3.TheCaspianSeais_ofallthesaltlakes.4.TheNileis_riverintheworld.Listenandcompletethesentences.higherthebiggestthedeepestthelongest1bUse the information in 1b to make conversations.A:What is the highest mountain in the world?B:Qomolangma.1cA:What is the biggest desert i

5、n the world?B:Sahara.A:What is the deepest salt lake in the world?B:Caspian sea.A:What is the longest river in the world?B:Nile.touristwallamazingancientprotectwideasfarasIknown.旅行者；观光者旅行者；观光者n.墙墙adj.令人大为惊奇的；令人大为惊奇的；令人惊喜的令人惊喜的adj.古代的；古老的古代的；古老的v.保护；防护保护；防护adj.宽的；宽阔的宽的；宽阔的就我所知就我所知Words and expression

6、s_TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS.Listen and number the facts 1-4 in the order you hear them.242a6,300 5,000 5,464 300_Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisno

7、teven_yearsold._ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.13_TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS.Listen again and fill in the blank in 2a with the numbers in the box.6,300

8、 5,000 5,464 3002b246,3005,464_Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.135,000300A:Did you know that China is one of the oldest countries in the world?B:Yes,I did.Its much older than my country.Make conve

9、rsations using theinformation in 2a.2cRole-play the conversation.2dGuide:FeelfreetoaskmeanythingontodaysGreatWalltour.Tourist1:Howlongisthewall?Guide:Ah,themostpopularquestion!IfwereonlytalkingaboutthepartsfromtheMingDynasty,itsabout8,850kilometerslong.Thismakesitthelongestwallintheworld.Tourist2:Wo

10、w,thatsamazing!Whydidtheancientemperorsbuildthewall?Guide:Themainreasonwastoprotecttheirpartofthecountry.Asyoucansee,itsquitetallandwide.AsfarasIknow,therearenootherman-madeobjectsasbigasthis.Tourist3:IsBadalingpartoftheMingGreatWall?Guide:Yes,itsthemostfamouspart.Role-playtheconversationTourist1Tou

11、rist2Tourist3TheGreatWallisabout8,850kilometerslong.Thismakesitthelongestwallintheworld.1.populationpopulation意为意为“人口数量人口数量”，谓语动词要用，谓语动词要用单数单数形形式。式。询问人口数量询问人口数量时要用时要用“Whatsthepopulationof.?”提问，而不用提问，而不用howmany或或howmuch等提问。等提问。表示人口表示人口“多多”要用要用large或或big；表示人口表示人口“少少”要用要用small。Language points这个城市的人口是这个

12、城市的人口是600万。万。Thepopulationofthiscityissixmillion中国的人口比美国的人口多很多。中国的人口比美国的人口多很多。ThepopulationofChinaismuchlargerthanthatoftheUSA.2.man-made为合成形容词，意为为合成形容词，意为“人造的人造的”。英语中像这样。英语中像这样与与-made复合而成的形容词还有：复合而成的形容词还有：handmade(手工手工制作的制作的)、homemade(家庭制作的家庭制作的)、machine-made(机制的机制的)等，用以描述产品的生产或制造手等，用以描述产品的生产或制造手段、

13、特点等。段、特点等。这种鱼这种鱼都是自家做的。都是自家做的。Thiskindoffishishomemade.3.FeelfreetoaskmeanythingontodaysGreatWalltour.在今天的长城游中，大家尽管问我任何问题，不在今天的长城游中，大家尽管问我任何问题，不要拘束。要拘束。feelfree是英语口语中一个常用表达。若有人让是英语口语中一个常用表达。若有人让你你feelfreetodosomething，就是让你无需拘束，就是让你无需拘束，只管按照自己的意愿去做某事。只管按照自己的意愿去做某事。e.g.A:CanIuseyourcomputer?我可以用一下你的电脑

14、吗？我可以用一下你的电脑吗？B:Yes,feelfree.可以，请随意。可以，请随意。4.AsfarasIknow,therearenoman-madeobjectsasbigasthis.据我所知，再没有像它这样大的人造物体了。据我所知，再没有像它这样大的人造物体了。asfarasIknow是是一个固定的表达方式，还可以一个固定的表达方式，还可以说说sofarasIknow，意思是，意思是“据我所知据我所知”。AsfarasIknow,Chinaisaverylargecountry.就我所知，就我所知，中国是一个非常中国是一个非常大大的国家的国家。Theyareveryexcited,so

15、farasIknow.他们特别激动他们特别激动就我所知是这样的。就我所知是这样的。5.Qomolangmais8,844.43metershigh.Itismetershigh(long,wide).它它米高米高(长长,宽宽)。英语表示英语表示“有多长有多长(宽，高宽，高)”时，一般将时，一般将数词和数量单位放在表示长宽高的形容词前数词和数量单位放在表示长宽高的形容词前作状语。作状语。这座山高三千多米。这座山高三千多米。Themountainismorethanthreethousandmetershigh.它离我们只有三十八万公里。它离我们只有三十八万公里。Itisonly380,000ki

16、lometersaway.这座绿色长城长这座绿色长城长7,000公里。公里。TheGreenGreatWallis7,000kilometerslong.muchhigher意为意为“高得多高得多”。在形容比较级前。在形容比较级前还可以用还可以用much,even,alittle,still,alot,less等修等修饰词表示程度。饰词表示程度。6.Itsmucholderthanmycountry.比我的国家更古老。比我的国家更古老。他比我跑得更快他比我跑得更快。HerunsevenfasterthanI.日本土地面积只比德国大一点儿。日本土地面积只比德国大一点儿。Japanisalittl

17、elargerthanGermanyinarea.7.theMingGreatWall明长城明长城“明长城明长城”是指明朝时期为了防御北方游牧民族是指明朝时期为了防御北方游牧民族的骚扰，历时一百多年在北部地区的骚扰，历时一百多年在北部地区修筑的军事修筑的军事防御工程。这段长城东起辽宁虎山，西至甘肃嘉防御工程。这段长城东起辽宁虎山，西至甘肃嘉峪关，从东向西横贯多个省、峪关，从东向西横贯多个省、直辖市、自治区，直辖市、自治区，全长约全长约8850千米，是现存历代长城遗迹中最完整、千米，是现存历代长城遗迹中最完整、最坚固的。最坚固的。1.Itismetershigh(long,wide).2.Wha

18、tsthepopulationof.?3.much,even,alittle,still,alot,less+形容词比较级形容词比较级4.asfarasIknowas/sofarasIcanremember/Icantell/Icanseeasfaras远至远至5.合成词合成词man-madeSummaryEnglish-Chinese square,meter,desert,population,Asia,wallChinese-English深的；随便；旅行；旅行者；令人大为惊深的；随便；旅行；旅行者；令人大为惊奇的；古代的；保护；宽阔的；就我所知奇的；古代的；保护；宽阔的；就我所知 Di

19、ctation1.TheYangtzeRiveris_riverintheworld.(第三长河第三长河）2.TheAtlanticis_oceanintheworld.(第二大洋第二大洋）the third longestthe second biggestI.根据提示完成句子。根据提示完成句子。Exercises3.LinTaois_intheclassbecausehenevergetstoschoolontime.（最懒的学生之一）（最懒的学生之一）4.Edisonwas_intheworld.(最伟大的发明家之一）最伟大的发明家之一）one of the laziest studen

20、tsone of the greatest inventors1.Thisbikeismoreexpensivethanthatbike.Thatbikeis_thanthisbike.Thatbikeis_thisbike.Thatbikeisnot_thisbike.less expensivecheaperthanasexpensiveasII.同义句转换。同义句转换。2.IprefermathstoEnglish.Ilikemaths_English.better than3.Heisthetalleststudentintheclass.Heis_intheclass.taller

21、than any other studentanyother+名词单数名词单数1.HainanisaverylargeIsland.Itisthesecond_islandinchina.(large)2.Ourteacherisas_asbefore.(busy).3.Heis_amongus.(careful)busythe most carefullargestIII.完成句子。完成句子。4.LiLeijumped_thanJim.(far)5.Thebusierheis,the_hefeels.(happy)6.IthinkMingmingisoneof_basketballplaye

22、rsintheclub.(hot)fartherhappierthe hottestIV.翻译下列句子。翻译下列句子。1.1.据我所知，他将外出三个月。据我所知，他将外出三个月。As far as I know hell be away for three months.2.2.这条河长三百米。这条河长三百米。This river is 300 meters long.3.3.这个省份的人口有一千万。这个省份的人口有一千万。The population of this province is ten million.V.写写出下列单词的比较级和最高出下列单词的比较级和最高级。级。fortabl

23、e3.big4.happy5.cheap6.many7.difficult8.little fortable3.big4.happy5.cheap6.many7.difficult8.littlebetterbestmoremostbiggerbiggesthappierhappiestcheapercheapestmoremostmoremostlessleast1.Lilygetsup_(early)thanLucy.2.Whichgoes_(slowly),TomorJim?3.Thisbookis_(interesting)thanthatone.earliermore slowly

24、more interestingVI.根据所给词的适当形式填空。根据所给词的适当形式填空。4.Sheworks_(careful)inherschool.5.Whogoestobed_(late),Jim,TomorJack?6.Ithinkturkeyis_(delicious)ofall.the most carefullylatestthe most deliciousU7S-Shanghaiisoneof_intheworldA.thebiggestcitiesBbiggestcitiesCthebiggestcityDbiggercities中考链接中考链接AU7S-Nobodywo

25、rkedthemathproblemout.Itwas_oneofall.A.easierB.theeasiestC.moredifficultD.themostdifficultD1.Practice with your classmates to speak and write large numbers.2.Write some number cars and put them in your room.Whenever you see,read them quickly.HomeworkSection A 3a-3cuTo learn about QomolangmauTo learn

26、 new words:achievement,thick,include,condition,succeed,achieve,force,natureObjectivesWhatsthehighestmountainintheworld?Howhighisit?Do you know?Free TalkDoyoulikemountainclimbing?Doyouknowthemostpopularplacestogoforit?OneofthemostpopularplacestogoformountainclimbingistheHimalayas.在喜在喜马拉雅山脉之中，海拔在拉雅山脉之

27、中，海拔在7000米以上米以上的高峰有的高峰有50多座，多座，8000米以上的有米以上的有16座，著名座，著名的有南峰、希夏邦的有南峰、希夏邦马峰、干城章嘉峰。峰、干城章嘉峰。“喜喜马拉雅拉雅”在藏在藏语中就是中就是“冰雪之冰雪之乡”的意思。的意思。这里里终年冰雪覆盖，一座座冰峰如倚天的宝年冰雪覆盖，一座座冰峰如倚天的宝剑，一条条冰川像蜿蜒的一条条冰川像蜿蜒的银蛇。其中最蛇。其中最为高高耸的的则是位于中国和尼泊是位于中国和尼泊尔边界上的珠穆朗界上的珠穆朗玛峰，它峰，它以高达以高达8844.43米的高度位居世界最高峰。米的高度位居世界最高峰。珠穆朗珠穆朗玛峰峰(Qomolangma)，简称珠峰，

28、又称珠峰，又译作圣母峰，尼泊作圣母峰，尼泊尔称称为萨加加马塔峰，也叫塔峰，也叫“埃非勒斯峰埃非勒斯峰”（Everest），位于中），位于中华人民共和人民共和国和尼泊国和尼泊尔交界的喜交界的喜马拉雅山脉之上，拉雅山脉之上，终年年积雪。高度雪。高度8844.43米，米，为世界第一高峰，中国最世界第一高峰，中国最美的、令人震撼的十大名山之一。美的、令人震撼的十大名山之一。achievementsouthwesternthickincludefreezingconditiontakeinn.成就；成绩成就；成绩adj.西南的；西南方向的西南的；西南方向的adj.厚的；浓的厚的；浓的v.包括；包含包括；

29、包含adj.极冷的；冰冻的极冷的；冰冻的n.条件；状况条件；状况吸入；吞入吸入；吞入(体内体内)Wordsreviewsucceedchallengeinthefaceofachieveforcenatureeventhoughv.实现目标；成功实现目标；成功v.&n.挑战；考验挑战；考验面对面对(问题、困难等问题、困难等)v.达到；完成；成功达到；完成；成功n.力；力量力；力量n.自然界；大自然自然界；大自然=even if即使；虽然即使；虽然WordsreviewRead the article and match each paragraph with the main ideas.Qo

30、molangma the Most Dangerous Mountain in the World?Oneoftheworldsmostdangeroussportsismountainclimbing,andoneofthemostpopularplacesforthisistheHimalayas.TheHimalayasrunalongthesouthwesternpartofChina.Ofall3athemountains,Qomolangmarisesthehighestandisthemostfamous.Itis8,844.43metershighandsoisverydang

31、eroustoclimb.Thickcloudscoverthetopandsnowcanfallveryhard.Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms.Itisalsoveryhardtotakeinairasyougetnearthetop.ThefirstpeopletoreachthetopwereTenzingNorgayandEdmundHillaryonMay29,1953.ThefirstChineseteamdidsoin1960,whilethefirstwoman

32、tosucceedwasJunkoTabeifromJapanin1975.Whydosomanyclimbersrisktheirlives?Oneofthemainreasonsisbecausepeoplewanttochallengethemselvesinthefaceofdifficulties.Thespiritoftheseclimbersshowsusthatweshouldnevergiveuptryingtoachieveourdreams.Italsoshowsthathumanscansometimesbestrongerthantheforcesofnature.P

33、aragraph1Paragraph2Paragraph3SpiritofclimbersAchievementsofclimbersFactsanddangersReadthearticleandmatcheachparagraphwiththemainideas.Paragraph1Listfourdangersforclimbers:thickcloudsSnowslideFreezingweatherconditionsHeavystormRead the article again and complete the chart.3bParagraph2Listthreeachieve

34、ments:1953-TenzingNorgayandEdmundHillarywerethefirsttoreachthetop1960-ThefirstChineseteamdidso1975TheJapaneseJunkoTabeisucceededdoingsoParagraphs1&3Listfourcomparisons:mostdangeroussportmostpopularplacesthehighestmountainthemostfamousmountain1.WherearetheHimalayas?2.HowhighisQomolangma?Answer the qu

35、estions using information from the article.The Himalayas run along the southwestern part of China.It is 8,844.43 meters high.3c3.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous?One of the main reasons is because people want to challenge themselves in the face of difficulties.4.Whatdoe

36、sthespiritoftheclimberstellus?The spirit of these climbers shows us that we should never give up trying to achieve our dreams.It also shows that humans can sometimes be stronger than the forces of nature.1.Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms.更加严峻的更加严峻的困困难包括极冷的天气

37、状况和巨大的难包括极冷的天气状况和巨大的风风暴暴。1）difficulty既可作可数名词也可作不可数名词，既可作可数名词也可作不可数名词，在此用作可数名词。在此用作可数名词。Language points作作可数名词可数名词时时，difficulty通常用作通常用作复数复数，表示具表示具体概念，即：各种各样的体概念，即：各种各样的“困难；难题；难事困难；难题；难事”。例如：。例如：Peoplelearninganewlanguagemayfacesomedifficulties.人们学习一门新的人们学习一门新的语语言时可能会遇到一些言时可能会遇到一些困困难难。Ifyouhaveanydiffi

38、culties,youcancallmeforhelp.如果你遇到任何困难，如果你遇到任何困难，给我打电话。给我打电话。作作不可数名词不可数名词时，时，difficulty可译作可译作“困难困难；艰难；辛苦；费劲艰难；辛苦；费劲”，例如：，例如：Hehadgreatdifficultyinfindinganewjob.他找新的他找新的工工作费作费了了很大劲。很大劲。Wefoundthehousewithoutdifficulty.我们轻而易举地找到我们轻而易举地找到了了那座房子。那座房子。2）include表示表示“包括；包含包括；包含”，是一个，是一个及物动词。例如：及物动词。例如：Does

39、yourpriceofthebikeincludethislight?你们的车价包含这你们的车价包含这盏盏车灯吗？车灯吗？2.Thespiritoftheseclimbersshowsusthatweshouldnevergiveuptryingtoachieveourdreams.这些登山者的精神向我们表明：我们绝不应该放这些登山者的精神向我们表明：我们绝不应该放弃实现自己梦想的尝试。弃实现自己梦想的尝试。1）giveupdoingsomething的意思是的意思是“放弃做某放弃做某事；半途而废事；半途而废”Hegaveuplearningathirdlanguageafterhegotth

40、ejob.他找到工作之后就放弃了对第三门语言的学习。他找到工作之后就放弃了对第三门语言的学习。2)achieveourdreams相当于相当于makeourdreamscometrue其中动词其中动词achieve表示表示“（通过努力）实通过努力）实现；取得；获取；达到现；取得；获取；达到（梦想、成绩、成功、目梦想、成绩、成功、目的的)”等。例如：等。例如：Heachievedgreatsuccessinashorttime.他用很短的时间取得了极大的成功他用很短的时间取得了极大的成功。LinTaoachievedverygoodexamresults.林涛考试取得林涛考试取得了了很好的成绩。

41、很好的成绩。3.Thickcloudscoverthetopandsnowcanfallveryhard.Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms.山顶上浓云覆盖，而且雪可能下的很大。更严山顶上浓云覆盖，而且雪可能下的很大。更严重的困难是冰冻天气和强烈的暴风雪。重的困难是冰冻天气和强烈的暴风雪。thickadj.1)厚的；粗的厚的；粗的Howthickistheboard?这块木板有多厚这块木板有多厚?2)浓的，浓厚的；粘稠的；混浊的浓的，浓厚的；粘稠的；混浊的Itisdangeroust

42、odriveinathickfog.在浓雾天驾车很危险。在浓雾天驾车很危险。freezingadj.冻结的；冰冻的；极冷的冻结的；冰冻的；极冷的Itsfreezingoutsidenow.现在外面冷极了。现在外面冷极了。Itsverycoldtoday,thetemperaturehasdroppedtofreezingpoint.今天很冷，温度降到了冰点。今天很冷，温度降到了冰点。描述天气时，英语形容词与名词的搭配与汉描述天气时，英语形容词与名词的搭配与汉语不尽一致，值得注意。语不尽一致，值得注意。此处此处thickclouds(密集的云层；厚密的云块密集的云层；厚密的云块)、freezin

43、gweather(极度寒冷的天气极度寒冷的天气)和和heavystorm(大暴雪大暴雪/雨雨)就是颇具说服力的例子。就是颇具说服力的例子。与与weather、storm、snow、cloud、air这五个这五个本单元课文所出现的天气名词有关的部分描本单元课文所出现的天气名词有关的部分描述性搭配：述性搭配：表现表现“寒冷寒冷”时常与时常与weather搭配的形容词：搭配的形容词：cold,freezing,icy表现表现暴风雨之暴风雨之“凶猛凶猛”时部分与时部分与storm搭配搭配的常见形容词：的常见形容词：bad,big,great,heavy,terrible,disastrous,fier

44、ce,tremendous,violent表现表现snow之之“强弱强弱”时的搭配：时的搭配：heavy,thick,light表现云层表现云层“疏密疏密”时常与时常与cloud搭配的形搭配的形容词：容词：light,thick,heavy,dense表现表现“乌云乌云”时时cloud一词的常见搭配：一词的常见搭配：black,dark,gray,dense表现表现空气空气“稀薄稀薄”、“浑浊浑浊”、“潮湿潮湿”时与时与air搭配的形容词：搭配的形容词：thin,thick,humid4.Itisalsoveryhardtotakeinairasyougetnearthetop.1)动词不定式

45、在作主语时，常用动词不定式在作主语时，常用it作形式主语作形式主语，而，而往往将动词不定式放在谓语或表语之后。往往将动词不定式放在谓语或表语之后。Itsnoteasytolearnaforeignlanguagewell.=Tolearnaforeignlanguagewellisnoteasy.学好一门外语不容易。学好一门外语不容易。2)takein吸入；吞入吸入；吞入(体内体内)takein:(tounderstandcompletelythemeaningorimportanceofsomething)理解；理解；领会；领悟领会；领悟Fishtakeinoxygenthroughthei

46、rgills(鳃鳃).IhadtoreadthelettertwicebeforeIcouldtakeitallin.1.最危险的运动之一最危险的运动之一2.登山，攀岩登山，攀岩3.全世界全世界4.中国的东南边境中国的东南边境5.山顶山顶oneofthemostdangeroussportsmountainclimbingintheworldthesouthwesternpartofChinamountaintopSummary6.严寒的天气条件严寒的天气条件7.大风暴大风暴8.冒着生命危险冒着生命危险9.放弃放弃10.实现梦想实现梦想freezingweatherconditionheavy

47、stormgiveupriskoneslifeachieveonesdreamEnglish-Chinesesouthwestern,condition,nature,force,Chinese-English成就；厚的；包括；极冷的；吸入；实现成就；厚的；包括；极冷的；吸入；实现目标；挑战；面对目标；挑战；面对(问题、困难等问题、困难等)；达到；达到；即使即使 Dictation1.Letthef_(力量力量)bewithyou.2.Hecouldnotf_(强迫强迫)metopay.3.Shelookedatmewithc_(挑战挑战).4.Theyliketobeoutin_(大自然大自

48、然).5.Itwasagoodtrybutitdidnt_(成功成功).orceorcehallengesucceednatureI.根据首字母或汉语提示完成句子。根据首字母或汉语提示完成句子。Exercises1.1.登山是世界上最危险的运动之一登山是世界上最危险的运动之一。One of the worlds most dangerous sports is mountain climbing.2.2.攀攀登珠穆朗玛峰非常危险登珠穆朗玛峰非常危险。It is very dangerous to climb the Qomolangma.3 3.当当你接近山顶你接近山顶时，你时，你还会感到呼吸

49、非常困难还会感到呼吸非常困难。It is also very hard to take in air as you get near the top.II.翻译下列句子。翻译下列句子。4.不要冒着生命危险去闯红灯。不要冒着生命危险去闯红灯。5.人们想在困难面前挑战自我。人们想在困难面前挑战自我。6.永远不要放弃尝试实现我们的梦想。永远不要放弃尝试实现我们的梦想。Dont risk your life to run red lights.People want to challenge themselves in the face of difficulties.We should never

50、give up trying to achieve our dreams.Theyllsucceedinworkingouttheproblembecausetheynever_.A.wakeupB.giveup C.lookupD.makeupB中考链接中考链接Shanghaiisoneof_intheworld.A.thebiggestcitiesB.biggestcitiesC.thebiggestcityD.biggercitiesA1.Review the new words and expressions.2.Retell 3a.achievement,thick,include,