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第1页共15页人教版英语八年级下册Unit7What'sthehighestmountainintheworld?知识点总结及单元测试卷（附答案）【教材内容解析】SectionA1.about9,600,000squarekilometresinsize(P.49)square用作形容词，表示“平方的”，用于数字后面表示面积。Ournewhouseis95squaremetresinsize.2.1,025metersdeep.(P.49)英语中常见的长宽高的表达方式为：基数词+单位词+形容词(long,wide,high,deep)。Theropeistwometerslong.3.Qomolangmaishigherthananyothermountainintheworld.(P.49)anyother意为“其他任何一个”，后接可数名词单数，常用于比较级结构中，表示最高级含义，可与“theother+可数名词复数”或者theothers互换。Peterrunsfasterthananyotherstudent/theotherstudents/theothersinhisclass.4.Chinahasthebiggestpopulationintheworld.(P.50)population表示“人口”，是集合名词，对人口数量提问时，用what而不用howmany/much，population若作主语，强调整体概念时，谓语用单数形式，强调个体时，谓语用复数形式。What’sthepopulationinChinanow?Thepopulationofthissmalltownisthreethousand.Morethanonefifthofthepopulationofthecountryareover60yearsold.5.Themainreasonwastoprotecttheirpartofthecountry.(P.50)protect表示“保护”时，常用的结构为：protect...from...“保护……免受……”。Humansshoulddosomethingtoprotecttheenvironment.Thesunglasseswillprotectyoufromsunshine.6.AsfarasIknow,therearenootherman-madeobjectsasbigasthis.(P.50)asfarasIknow意为“就我所知、我认为”，相当于asfarasIamconcerned。第2页共15页AsfarasIknow,he’llbeawayfromthreemonths.7.Oneoftheworld’smostdangeroussportsismountainclimbing,andoneofthemostpopularplacesforthisistheHimalayas.(P.51)“oneof+the+形容词最高级+复数可数名词”指在某一个范围内“最……之一”，作主语时，谓语动词用单数形式。Maryisoneofthebeststudentsinourclass.8.Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms.(P.51)include表示“包含、包括”，强调一个整体里面包含一些部分，including常用作介词，表示“包括”。Thebookincludeseightunits.Hehasmanyfriends,includingTom.9.Itisalsoveryhardtotakeinairasyougetnearthetop.(P.51)takein意为“吸收”。Doyouknowhowplantstakeinwater?10.ThefirstChineseteamdidsoin1960,whilethefirstwomantosucceedwasJunkoTabeifromJapanin1975.(P.51)succeed表示“成功”，常用的结构为：succeedtodosth.或者succeedindoingsth.“成功做成某事”。Theclimberssucceededtogettothetopofthemountainintheend.=Theclimberssucceededingettingtothetopofthemountainintheend.11.Oneofthemainreasonsisthatpeoplewanttochallengethemselvesinthefaceofdifficulties.(P.51)(1)challenge意为“挑战、考验”，challengesb.to(do)sth.表示“向……某人挑战做某事”。Hechallengedmetoplaychess.(2)intheface意为“面对（问题或者困难）”Theyshowedcourageinthefaceofdanger.12.Thespirittheseclimbersshowsusthatweshouldnevergiveuptryingtoachieveourdreams.(P.51)achieve用作动词，表示“达到、完成、成功”。第3页共15页Ibelieveyouwillachieveyourdreamintheend.13.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous.(P.51)eventhough意为“即使、虽然”，相当于evenif，引导让步状语从句。EventhoughFrankleftschoolat16,hestillbecameasuccessfulwriter.SectionB1.weighs5,0000kilos(P.53)weigh此处作动词，表示“有……重”，名词是weight。Thebabyweighedabout5kilometres.Whatishisweight?2.Thiselephantweighsmanytimesmorethanthispanda.(P.53)“倍数+比较级+than”表示“比……大/多多少倍”。Theroomlooksthreetimesbiggerthanthatone.3.Atbirth,ababypandaisabout...(P.53)atbirth表示“出生时”。Thebabyweighedthreekilometresatbirth.4.Apandacanliveupto...(P.53)upto表示“达到（某种数量或者程度）”Thetheatrecanholdupto500people.【拓展】beuptosb.“由某人决定”Youcanleavetodayortomorrow.Itisuptoyou.5.Pandakeepersarepreparingmilkforthebabypandas’breakfast.(P.54)①prepareforsth.“为……做准备”Theyarepreparingforthepartytonight.②prepare...for...“为……准备……”WeshouldpreparesomesweetsforChildren’sDay.③bepreparedfor“为……作准别”Theplayersarewellpreparedforthematch.6.At9:00a.m.,theyfindthatmostofthebabiesarealreadyawakeandhungry.(P.54)第4页共15页awake用作形容词，表示“醒着的”，反义词是asleep。Isthebabyasleeporawake?7.Another300orsoliveinzoosorresearchcentersinChinaandothercountries.(P.54)orso意为“大约”，放在数量词后面，表示大约的概念。Thereare30workersorsointhefactory.【重点短语和句型归纳】重点短语1.asbigas…与……一样大2.oneoftheoldestcountries最古老的国家之一3.feelfreetodosth.随意地做某事4.asfarasIknow据我所知5.man-madeobjects人造物体6.partof………的组成部分7.thehighestmountain最高的山脉8.intheworld在世界上9.anyothermountain其他任何一座山10.ofallthesaltlakes在所有的咸水湖中11.runalong跨越……12.freezingweather冰冻的天气13.takeinair呼吸空气14.takein吸入；吞入（体内）15.inthefaceofdifficulties面对困难16.giveupdoingsth.放弃做某事17.achieveone’sdream实现某人的梦想18.theforcesofnature自然界的力量19.reachthetop到达顶峰20.eventhough虽然；尽管21.atbirth出生时22.beawake醒着第5页共15页23.runoverwithexcitement兴奋地跑过去24.walkintosb.撞到某人25.fallover摔倒26.thefirstpersontodosth.第一个做某事的人27.everytwoyears每两年28.cutdowntheforests砍伐林木29.endangeredanimals濒危动物30.fewerandfewerpandas大熊猫越来越少31.beindanger处于危险之中32.theimportanceofsavingtheseanimals拯救这些动物的重要性重点句型1.anyother+名词单数其他任何一个......2.feelfreetoasksbsthon......就...随意问某人某事3.oneofthe+形容词最高级+可数名词复数最....的....之一4.what’sthe+形容词最高级+名词intheworld?世界上最....的....是什么？5.protect....from/against....保护....使不受；防御6.succeedindoingsth成功做成某事7.teachsbaboutsth教某人有关.....内容8.sendsbtodosth派某人去做某事9.Therebesb/sthdoing.....有某人/物正在做某事【语法讲解】（一）基数词I.基数词的构成。基数词1-12是独立的单词。one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve基数词13-19是在个位数后面加-teen构成，其中thirteen,fifteen,eighteen是不规则变化。thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen整十的基数词20-90是在个位数词后面加-ty构成，其中twenty,thirty,forty,fifty,eighty是不规则变化。twenty,thirty,forty,fifty,sixty,seventy,eighty,ninety非整十基数词21-99是在十位数后面加上个位数构成，中间加上连字符“-”。第6页共15页twenty-one,seventy-six,eighty-eight三位数以上的基数词，百位数和十位数之间用and连接。twohundredandone,threethousandfivehundredandfourteen英语中没有“万”和“亿”这两个单位，在表示“万”和“