SectionA3a—3c學習目標1.Studentslearnnewwordsaboutthenature.2.學生通過對話談論自己喜歡的山峰、河流以及原因。Let’s…Whydoyoulike…?3.通過學習能夠激發學生愛護自然，了解自然，保護環境。Whichisthehighestmountainintheworld?WhichisthelongestriverinAsia?…RevisionWhatdoyouknowaboutQomolangma?TalkaboutQomolangmainpairs.Pre-readingReadthearticlebyyourselfandfindthefollowingphrases.1.最危險的山峰

2.世界上最危險的運動之一3.登山（名詞短語）/（動詞短語）themostdangerousmountainoneoftheworld’smostdangeroussportsmountainclimbing/climbmountainsReading4.來自世界各地的登山者5.橫亙于中國的西南邊界6.在所有的山峰中7.厚厚的云層theclimbersfromallovertheworldrunalongthesouthwesternpartofChinaofallthemountainsthickclouds8.更為嚴重的困難9.寒冷的天氣狀況和強勁的暴風雪10.首次到達珠穆朗瑪峰頂的人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+形容詞的最高級+復數名詞”，意為“最……之一”。如：

MissWangisoneofthemostpopularteachersinourschool.王老師是我們學校最受歡迎的老師之一。Languagepoints2.Evenmoreseriousdifficulties

include

freezingweatherconditionsandheavystorms.1)Difficulty既可作可數名詞也可作不可數名詞，在此用作可數名詞。做可數名詞時，difficulty常用作復數，表示具體概念，即：各種各樣的“困難;難事;難題”。例如：Peoplelearninganewlanguagemayfacesome

difficulties.人們學習一門新的語言時可能會遇到一些困難。作不可數名詞時，difficulty可譯作“困難；艱難；辛苦；費勁”，例如：Hehadgreatdifficultyinfindinganewjob.他找新的工作費了很大勁。Wefoundthehousewithoutdifficulty.我們輕而易舉的找到了那座房子。2)include表示“包括；包含”，是一個及

物動詞。例如：Doesyourpriceofthebikeincludethislight?你們的車價包含這盞車燈嗎？3.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous?eventhough用作從屬連詞，意為“即使；盡管”，相當于evenif，引導讓步狀語從句，一般不與并列連詞but連用。如：

Mr.Wangwillcomeontimeeventhoughitrains.

盡管下雨，但王老師會按時來。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