初中英语八年级下册 Section Aa-3c 全国优质课一等奖

SectionA3a—3c学习目标1.Studentslearnnewwordsaboutthenature.2.学生通过对话谈论自己喜欢的山峰、河流以及原因。Let’s…Whydoyoulike…?3.通过学习能够激发学生爱护自然，了解自然，保护环境。Whichisthehighestmountainintheworld?WhichisthelongestriverinAsia?…RevisionWhatdoyouknowaboutQomolangma?TalkaboutQomolangmainpairs.Pre-readingReadthearticlebyyourselfandfindthefollowingphrases.1.最危险的山峰

2.世界上最危险的运动之一3.登山（名词短语）/（动词短语）themostdangerousmountainoneoftheworld’smostdangeroussportsmountainclimbing/climbmountainsReading4.来自世界各地的登山者5.横亘于中国的西南边界6.在所有的山峰中7.厚厚的云层theclimbersfromallovertheworldrunalongthesouthwesternpartofChinaofallthemountainsthickclouds8.更为严重的困难9.寒冷的天气状况和强劲的暴风雪10.首次到达珠穆朗玛峰顶的人moreseriousdifficultiesfreezingweatherconditionsandheavystormsthefirstpeopletoreachthetopofQomolangmaReadthearticleagainandmatcheachparagraphwiththemainideas.Paragraph1SpiritofclimbersParagraph2AchievementsofclimbersParagraph3Factsanddangers3aReadthearticleagainandcompletethechart.Paragraph1Paragraph2Paragraph3ListfourdangersforclimbersListthreeachievementsListfourcomparisonsthickclouds1953—TenzingNorgayandEdmundHillarywerethefirsttoreachthetopmostdangeroussport3bitcansnowhardfreezingweatherconditionsheavystormsveryhardtobreathasyougetnearthetop1960—ThefirstChineseteamreachedthetop1975—JunkoTabeifromJapanwasthefirstwomantoreachthetopmostpopularplacemoreseriousdifficultiesstrongerthantheforcesofnatureAnswerthequestionsusinginformationfromthearticle.1.WherearetheHimalayas?2.HowhighisQomolangma?TheHimalayasrunalongthesouthwesternpartofChina.Qomolangmais

8,844.43metershigh.3c3.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous?Manypeopletrytoclimbthismountaineventhoughitisdangerousbecausetheywanttochallengethemselvesinthefaceofdifficulties.4.Whatdoesthespiritoftheclimberstellus?Thespiritoftheclimberstellsusthatweshouldnevergiveuptryingtoachieveourdreams.

Oneoftheworld’smostdangeroussportsismountainclimbing,…

“oneof+the+形容词的最高级+复数名词”，意为“最……之一”。如：

MissWangisoneofthemostpopularteachersinourschool.王老师是我们学校最受欢迎的老师之一。Languagepoints2.Evenmoreseriousdifficulties

include

freezingweatherconditionsandheavystorms.1)Difficulty既可作可数名词也可作不可数名词，在此用作可数名词。做可数名词时，difficulty常用作复数，表示具体概念，即：各种各样的“困难;难事;难题”。例如：Peoplelearninganewlanguagemayfacesome

difficulties.人们学习一门新的语言时可能会遇到一些困难。作不可数名词时，difficulty可译作“困难；艰难；辛苦；费劲”，例如：Hehadgreatdifficultyinfindinganewjob.他找新的工作费了很大劲。Wefoundthehousewithoutdifficulty.我们轻而易举的找到了那座房子。2)include表示“包括；包含”，是一个及

物动词。例如：Doesyourpriceofthebikeincludethislight?你们的车价包含这盏车灯吗？3.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous?eventhough用作从属连词，意为“即使；尽管”，相当于evenif，引导让步状语从句，一般不与并列连词but连用。如：

Mr.Wangwillcomeontimeeventhoughitrains.

尽管下雨，但王老师会按时来。theNiletheYangtzeRivertheYellowRiver6,671km6,300km5,500kmTheYellowRiverislong.TheYangtzeRiverisalot

_______thantheYellowRiver.TheNileis____________ofall.longerthelongestCompletethesentencesusingtheinformationintheforms.ExerciseTheYangtzeRiverisnot____long____theNile.=TheYangtzeRiverisnot_______thantheNile.asaslongertheNiletheYangtzeRivertheYellowRiver6,671km6,300km5,500kmMountTaiishigh.MountHuangisalittle

_______than

MountTai.Qomolangmais____________ofall.QomolangmaMountHuangMountTai8,848m1,864m1,545mMountTaiisnot___high___Qomolangma.=MountTaiisnot_______thanQomolangma.higherthehighestasashigher1.ThepopulationofSingaporeislarge.2.ThepopulationofMalaysiaismuch______thanthatofSingapore.3.ThepopulationofChinais_________ofall.SingaporeMalaysiaChina4,000,00020,0