中学八年级英语下册教学课件：Unit 7 Section A3

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级*英语教学课件Unit7What’sthehighestmountainintheworld?SectionAPeriodThreeoceanthePacificOceann.大海；海洋n.太平洋WordsreviewObjectivesTolearntousecomparativesandsuperlativeswithadjectivesandadverbsTolearnnewwords:thePacificOcean…ReviewCanyoutranslatethefollowingsentences?长江大约长6,300千米。TheYangtzeRiverisabout6,300kilometerslong.zxxkReviewCanyoutranslatethefollowingsentences?黄河长5,464千米。TheYellowRiveris5,464kilometerslong.ReviewCanyoutranslatethefollowingsentences?明朝的长城大约有8,850千米长。TheGreatWallinMingdynastyisabout8,850kilometerslong.ReviewCanyoutranslatethefollowingsentences?珠穆朗玛峰高8,844.43米，所以攀登起来很危险。Qomolangmais8,844.43metershighandsoisverydangeroustoclimb.TheYangtzeRiverisabout6300kilometerslong.TheYellowRiveris5464kilometerslong.TheGreatWallinMingdynastyisabout8,850kilometerslong.Qomolangmais8,844.43metershighandsoisverydangeroustoclimb.Whatcanyougetfromtheabovefoursentences?Nowlet’strytotranslatethesentencesbelow:那个篮球运动员有两米高。那条河只有两米深/宽。这棵树有两米高。那条河长两千米。Thebasketballplayeristwometerstall.Theriverisonlytwometersdeep/wide.Thetreeistwometerstall.Theriverisabouttwokilometerslong.5.这座山大约有两千米高。6.这个箱子大约有两米高/宽/长。Themountainisabouttwothousandmetershigh.Theboxisabouttwometershigh/wide/long.以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。长度、宽度、高度、深度的表示法老虎路有200米长，而且湿度很重。TigerPathis200meterslongandhasahighhumidity.长度、宽度、高度、深度的表示法，有一个专门的结构，那就是“基数词+单位词+形容词”Practise我们走上三层楼，大概10米左右高。Wewalkupthreefloors,whichisabouttenmetershigh.那面镜子有两米长。Themirroristwometerslong.教室有25英尺长，20英尺宽。Theclassroomwas25feetinlengthand20feetinwidth.2.除了以上的表示方法，有时也可以用“基数词+单位词+in+长度或者重量的名词”来表示长度、宽度、高度、深度。若表示重量，可以用inweight结构。Practise这个箱子重9公斤。Theboxis9kilos.=Theboxis9kilosinweight.那座桥有三米高。Thebridgeis3metersinheight.Grammar1)Qomolangmaishigherthananyothermountainintheworld.2)TheSaharaisthebiggestdesertintheworld.3)TheCaspianSeaisthedeepestofallthesaltlakes.4)TheNileisthelongestriverintheworld.5)What’sthehighestmountainintheworld?6)Chinahasthebiggestpopulationintheworld.7)It’salotbiggerthanthepopulationoftheUS.8)Chinaisover5000yearsold.IthasamuchlongerhistorythantheUS.9)ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.10)--DidyouknowthatChinaisoneoftheoldestcountriesintheworld?--Yes,Idid.It’smucholderthanmycountry.11)Thismakesitthelongestwallintheworld.12)It’sthemostfamouspart.13)Oneoftheworld’smostdangeroussportsismountainclimbing,andoneofthemostpopularplacesforthisistheHimalayas.1)Qomolangmais______thananyothermountainintheworld.2)TheSaharais__________desertintheworld.3)TheCaspianSeais__________ofallthesaltlakes.4)TheNileis___________riverintheworld.5)What’s__________mountainintheworld?Fillintheblanks.higherthebiggestthedeepestthelongestthehighestgoReady?6)Chinahas_________populationintheworld.7)It’salot______thanthepopulationoftheUS.8)Chinaisover5000yearsold.Ithasa___________historythantheUS.9)Chinaisalmostas___astheUS,anditisthe_______countryinAsia.thebiggestbiggermuchlongerbigbiggest10)--DidyouknowthatChinaisoneof________countriesintheworld?--Yes,Idid.It’s_________thanmycountry.11)Thismakesit__________wallintheworld.12)It’s______________part.13)Oneoftheworld’s______________sportsismountainclimbing,andoneof_______________placesforthisistheHimalayas.theoldestmucholderthelongestthemostfamousmostdangerousthemostpopularPracticeFillintheblankswiththecorrectformsofthewordsinthebox.4abigmuchpopularlongoldhighTheAmazonRiverisoneofthe_______riversintheworld.It’salittle_____thantheYangtzeRiver.Qomolangmais8,848.43meters_____.It’soneofthemost________placesforseriousmountainclimbers.longestlongerhighpopularbigmuchpopularlongoldhigh3.Nooceanintheworldisas___asthePacificOcean.4.AlthoughJapanis_____thanCanada,itis_____smaller.bigoldermuchWritetwocomparisonsabouttwotopics.Writetruefacts.4bTwocities:SingaporeandKualaLumpur.KualaLumpurisasmodernasSingapore.SingaporeisbiggerthanKualaLumpurandhasalargerpopulationthanKualaLumpur.Twoanimals:MonkeyandDogAdogisbiggerthanamonkey.Amonkeyissmallerthanadog,butitclimbsatreefasterthanadog.Pairwork4cWritefivequestionsusingcomparisons.Thenaskyourpartneryourquestions.Whatisthehighestbuildinginourcity?Whatisthelargestshoppingmallinourcity?Whichisthebiggestparkinourcity?Whichisthelongestroadinourcity?What’sthebiggestcityinChina?...以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。形容词和副词的比较级和最高级大多数形容词和副词都有三个级。原级:常用结构as...as...像..….一样ZhangHongisastallasTom.张红和汤姆一样高。2)比较级(用于两者之间的比较)常用结构：形容词比较级＋than...HeistallerthanI.他比我高。Grammar3)最高级(用于三者或三者以上的比较)，常用结构:the+形容词的最高级＋of/in...Heisthetallestofthethree.他是这三个人中最高的。Heisthefunniestinhisclass.他是他们班最有趣的。形容词、副词比较级和最高规则变化和不规则变化。规则变化1)一般情况下，单音节或双音节的形容词（或副词）比较级＋er，最高级＋est如：clever－clev