Unit7 What’s the highest mountain in the world第1课时SectionA 1a-2d课件（人教新目标版）

SectionA1a-2dUnit7What’sthehighestmountainintheworld?初中英语八年级下册RJ 1.Newwords:square,meter,deep,desert,population,Asia,tour,tourist,wall,amazing,ancient,protect,wide,man-made2.Expressions:feelfree,asfarasIknowLearninggoals 3.Sentences:①TheYangtzeRiverisabout6,300kilometerslong.②Qomolangmaishigherthananyothermountainintheworld.③AndChinahasthebiggestpopulation,too. Whatarethesedescriptions?9,600,0001,0256,6718,848.86squarekilometersinsizemetersdeepkilometerslongmetershighn.平方千米n.米;公尺adj.深的；纵深的n.大小landsearivermountainWarmingup Doyouknowtheseplaces?QomolangmatheNiletheCaspianSeatheSahara 珠穆朗玛峰是世界海拔最高的山峰，高度为8848.86米。Qomolangma theNile尼罗河长6671千米，是世界上最长的河流。 theCaspianSea里海虽称海，但却是一个巨大的内陆咸水湖。 theSahara撒哈拉沙漠形成于约250万年前，是世界上最大的沙质荒漠。 1aMatchthefactsyouknow.QomolangmaAbout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,848.86metershigh大小 ...1,025metersdeep.(教材P491a)Theriveris20meterswide.=Theriveris20metersinwidth.英语中的长、宽、高、深、面积的表达方法Languagepoint(1)基数词+单位词+形容词（long、wide、high、deep等)(2)基数词+单位词+in+名词（length、width、height、depth、size等） 1.Qomolangmais_____________thananyothermountainintheworld.2.TheSaharais_____________desertintheworld.3.TheCaspianSeais_______________ofallthesaltlakes.4.TheNileis_________________riverintheworld.1bListenandcompletethesentences.higherthebiggestthedeepestthelongestn.沙漠 Listenandread.Teacher:Yesterday,welearnedsomeimportantgeographicalfacts.Ihopeyouallstillrememberthem.I’mgoingtotestyounowbyaskingafewquestions.First,what’sthehighestmountainintheworld?Boy1:Qomolangma!It’shigherthananyothermountainintheworld.地理事实① Teacher:That’sright.AndwhocantellmewhattheSaharais?Girl1:TheSaharaisthebiggestdesertintheworld.Teacher:Verygood.Andwhichisthedeepestsaltlakeintheworld?Girl2:TheCaspianSeaisthedeepestofallthesaltlakes.Teacher:You’reallsosmart!Now,forthelastquestion,②③ whichisthelongestriverintheworld?Boy2:Iknow!TheNileisthelongestriverintheworld.Boy1:AndtheAmazonisthesecondlongestriverintheworld.Teacher:Itseemsthatyouknowtheanswerstoallmyquestions.Goodjob!④⑤ Qomolangmaishigherthananyothermountainintheworld.(教材P491b)该结构意为“比其他任何一个······都······”，指在同一范围内比较，表示最高级含义。Sheisthinnerthananyotherstudentinherclass.=Sheisthethinneststudentinherclass.比较级+than+anyother+可数名词单数Languagepoint 点击，播放视频 1cUsetheinformationin1btomakeconversations.Qomolangma.Whatisthehighestmountainintheworld? Thinkofotherobjectsthatarehigh,big,deeporlonganddescribethem.Iliveinthehighestbuildinginthecity.Wehavethebiggestfieldofallthehighschoolintown.Helenhasthelongesthairintheclass. 1,00030,0009,600,0001,0256,6711,000,68,8886,00080054656513Readthemissingnumberquickly.Whatisthelargest/smallestnumberinthegame?Game 2aListenandnumberthefacts[1-4]intheorderyouhearthem.6,3005,0005,464300421长江___TheYangtzeRiverisabout________kilometerslongandtheYellowRiveris________kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover________yearsold.Ithasamuch 3n.亚洲longerhistorythantheUS.TheUSisnoteven________yearsold.____ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia. 2bListenagainandfillintheblanksin2awiththenumbersinthebox.____TheYangtzeRiverisabout________kilometerslongandtheYellowRiveris________kilometerslong.____Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.____Chinaisover________yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven6,300215,4645,00046,3005,0005,464300 3300________yearsold.____ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia. Listenandread.Mike：Hi,I’mMike.I’mfromtheUnitedStates.Boy:Welcometoourclass,Mike.We’rehappytomeetyou.Mike：CanyoutellmeabitmoreaboutChina?Girl：Sure!DidyouknowthatChinaisoneoftheoldestcountriesintheworld?It’sover5,000yearsold.Mike:Yes,Idid.It’smucholderthanmycountry—in fact,theUnitedStatesisoneoftheyoungestcountriesintheworld.It’snoteven300yearsold.Boy：AndChinahasthebiggestpopulation,too.It’salotbiggerthanthepopulationoftheUnitedStates.Mike：ButChinaisaboutthesamesizeastheUS,right?Girl：Yes,andit’sthebiggestcountryinAsia.Wealsohavesomefamousrivers.TheYangtzeRiveris thelongestriverinAsia.It’sabout6,300kilometerslong.Mike：Wow!Ididn’tknowthat.IthoughttheYellowRiverwaslonger.Boy：No,theYellowRiveris5,464kilometerslong.ButbothriversareveryimportanttoChina. Chinahasthebiggestpopulationintheworld.(教材P502a)(1)population是集体名词，在句中作主语时，谓语动词用单数形式。Theworldpopulationcontinuestoincrease,butinsomeareasthepopulationisfalling.population/ˌpɒpjuˈleɪʃn/,/ˌpɑpjuˈleɪʃn/n.人口；人口数量Languagepoints (2)表示有多少人口时，用“have/hasapopulationof+基数词”,或“thepopulationof…is+基数词”。Chinahasapopulationofabout1.4billion.=ThepopulationofChinaisabout1.4billion.(3)询问人口数量时,用“Whatisthepopulationof…?”或“Howlargeisthepopulationof…?”。What/HowlargeisthepopulationofHenanProvince? (4)表示人口数量的多少时，用big/large或small修饰，而不能用many、much或few等。IndiahasalargerpopulationthanAmerica.【特别提醒】表示price（价格）的高低，应用high或low，不能用expensive或cheap；表示temperature（温度）的高低，应用high或low，不能用hot或cold。 2cMakeconversationsusingtheinformationin2a.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthanmycountry. Readtheconversationin2dandanswerthequestions.1.Whatistheconversationabout?It’saboutatourtotheMingGreatWall.2.HowlongistheMingGreatWall?It’sabout8,850kilometerslong.3.Whatdoestheguidesayaboutthewall?It’squitetallandwide.It’sthelongestwallintheworld.Therearenoman-madeobjectsasbigasthis.… 2bRole-playtheconversation.点击，播放视频 Guide:Feelfreetoaskmeanythingontoday’sGreatWalltour.Tourist1:Howlongisthewall?Guide:Ah,themostpopularquestion!Ifwe’reonlytalkingaboutthepartsfromtheMingDynasty,it’sabout8,850kilometerslong.Thismakesitthelongestwallintheworld.（表示允许）可以随便做某事n.&v.旅行；旅游n.墙n.旅行者；观光者2dRole-playtheconversation. Tourist2:Wow,that’samazing!Whydidtheancientemperorsbuildthewall?Guide:Themainreasonwastoprotecttheirpartofthecountry.Asyoucansee,it’squitetallandwide.AsfarasIknow,therearenootherman-madeobjectsasbigasthis.v.保护；防护adj.宽的；宽阔的就我所知adj.人造的adj.令人惊喜（惊叹）的adj.古代的；古老的 Tourist3:IsBadalingpartoftheMingGreatWall?Guide:Yes,it’sthemostfamouspart. 1.Feelfreetoaskmeanythingontoday’sGreatWalltour.(教材P502d)tour在此处作可数名词，意为“旅行；旅游”，还可以作动词，意为“游览；在······巡回演出（或做宣传广告等）”。TheywentonatouraroundEuropelastyear.WetouredItalyforourholidaylastyear.tour/tʊə/,/tʊr/n.&v.旅行；旅游Languagepoints 【拓展】tour(v.)+后缀-ist→tourist(n.)旅行者；观光者ThetouriststouredHongKongforholidays.Theyallenjoyedtheirtour. 2.Wow,that’samazing！(教材P502d)amazing一般用于修饰事物，amazed“吃惊的，惊奇的”常用于修饰人。beamazedat意为“对······感到惊讶”。Theamazingmagicshowmademefeelsoamazed.I’mamazedathisrapidprogress.amazing/əˈmeɪzɪŋ/adj.令人大为惊奇的；令人惊喜（或惊叹）的 【拓展】类似的以-ing（令人······的）和-ed（感到······的）词缀结尾的形容词：interesting/interestedsurprising/surprisedrelaxing/relaxedmoving/movedtiring/tired,boring/bored,exciting/exited… 3.Themainreasonwastoprotecttheirpartofthecountry.(教材P502d)protect在此处作及物动词,protect…against/from…“保护······免于······”。protection作不可数名词，意为“保护；防卫”。protect/prəˈtekt/v.保护；防护 Therearelotsofthingswecandotoprotecttheenvironment?Hewearssunglassestoprotecthiseyesagainst/fromstrongsunlight.It’sparents’dutytoprovideprotectionfortheirchildren. Guide:toaskmeanythingontoday’sGreatWalltour.Tourist1:isthewall?Guide:Ah,themostpopularquestion!Ifwe’reonlythepartsfromtheMingDynasty,it’sabout8,850kilometerslong.This______itthelongestwallintheworld.FeelfreeHowlongtalkingaboutmakesFillintheblanksaccordingto2d. Tourist2:Wow,that’samazing!Whydidtheancientemperorsbuildthewall?Guide:Thewastoprotecttheirpartofthecountry.,it’squitetallandwide.,therearenootherman-madeobjectsasbigasthis.Tourist3:IsBadalingtheMingGreatWall?Guide:Yes,it’sthemostfamouspart.mainreasonAsyoucanseeAsfarasIknowpartof 1.—______isthepopulationofChinanow,Jack?—Letmethinkforamoment;itisabout______.A.Howmany;1,400millionB.What;1,400millionC.What;140millionD.Howmany;140million2.(2021•泰安中考改编)Thisismychancetolearnabouttheproblemsseaturtlesfaceandbeavoiceforthese______animals.A.secretB.directC.amazingD.traditional一、单项选择BExercisesC 3.____Iknow,moreandmorepeopleintheworldarelearningChinese.A.AswellasB.AsoftenasC.AssoonasD.Asfaras4.(2021•连云港中考)The______Lianyungang-XuzhouHigh-speedRailwaywasopentothepublicthisyear.A.180kilometerlongB.180kilometerslongC.180-kilometer-longD.180-kilometers-longDC 5.Thegirlis______thananyothergirlinherclass.A.morebeautifulB.themostbeautifulC.beautifulD.muchbeautiful6.(2021•山西中考)—To______oureyesight,we’dbetterrelaxforawhileafterreadingforalongtime.—Iagreewithyou.A.harmB.protectC.examineAB 1.HangzhouwillbethethirdChinesecitytohostthe_______(Asia)Games.2.(2021•杭州中考改编)Accordingtothelatestcensus(人口普查),Chinahasa_________(population)of1,411.78million.3.Hewearssunglasses________(protect)hiseyesagainstthestrongsunlight.二、用所给单词的适当形式填空Asiantoprotectpopulation 4.Feelfree_______(ask)meanythingontoday’sGreatWalltour.5.It’s_______(amaze)forhim______(pass)theEnglishexamthistime.6.Alotof_______(tour)wenttoChina_______(visit)theGreatWalleveryyear.amazingtopasstouriststovisittoask KeywordsUsefulexpressionsfeelfree,asfarasIknow,insizesquare,meter,deep,desert,population,Asia,tour,tourist,wall,amazing,ancient,protect,wide,man-madeSummarySentences①TheYangtzeRiverisabout6,300kilometerslong.②Qomolangmaishigherthananyothermountainintheworld.③AndChinahasthebiggestpopulation,too. 1.Collectsometopgeographyfactsoftheworld.2.PreviewthenewwordsandphrasesinSectionA3a-3c(P51).Homework