人教英语八年级下册第七单元第二课时.pptx

Unit7What sthehighestmountainintheworld SectionA3a 4c 八年级英语 下新目标 人 Qomolangma Thearticleistalkingabout A thespiritofclimbersB themostdangerousmountainintheworldC achievementsofclimbers Readthearticlefastandfindthegeneralideaof3a B Readthearticleandmatcheachparagraphwiththemainideas Paragraph1SpiritofclimbersParagraph2AchievementsofclimbersParagraph3Factsanddangers Readthearticleagain andanswerthefollowingquestions 1 WhyisitdangeroustoclimbQomolangma 2 WhendidthefirstChineseteamreachthetopofQomolangma In1960 Becauseitisveryhighandthickcloudscoverthetopandsnowcanfallveryhard Completethechart themostfamous strongerthantheforcesofnature themostpopularplaces freezingweatherconditions 1960 thefirstChineseteamreachedthetop heavystorms 1975 JunkoTabeifromJapanwasthefirstwomantoreachthetop hardtotakeinair Answerthequestionsusinginformationinthearticle 1 WherearetheHimalayas 2 HowhighisQomolangma 3 Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous 4 Whatdoesthespiritoftheclimberstellus InthesouthwesternpartofChina 8 844 43metershigh Becausetheywanttochallengethemselvesinthefaceofdifficulties Weshouldnevergiveuptryingtoachieveourdreams 教材解读 1 Itisalsoveryhardtotakeinairasyougetnearthetop Itis adj todosth 句型中It作形式主语放在句首 而把真正的主语放在句尾 常用于此句型的形容词有important difficult dangerous necessary useful possible等 用来对todosth 进行说明 此句型可以转换成 Todosth is adj ItisimportanttostudyEnglishwell 学好英语很重要 It sverydifficulttoclimbQomolangma 攀登珠穆朗玛峰很难 as作连词 相当于when as引导时间状语从句 作 当 的时候 解 有 随着 之意 与while意义相近 强调两个动作同时发生 或某事一发生 另一事立即发生 Heshoutedaloudasheranalong 他一边往前跑 一边高声地呼喊 Iwasstartledasheopenedthedoor 他一开门 我吓了一跳 2 Thespiritoftheseclimbersshowsusthatweshouldnevergiveuptryingtoachieveourdreams giveup意为 放弃 后面可以接名词 代词或动名词作宾语 如果宾语是名词 那么名词可以放在give和up之间 也可以放在up之后 如果宾语是代词 那么代词只能放在give和up之间 Myunclewantstogiveupdrinkingwine 我叔叔想戒酒 AlthoughEnglishisn teasytolearn Iwon tgiveitup 虽然英语不易学 但我不会放弃 achievev 达到 完成 成功 Atlast heachievedhisdream 最后 他实现了他的梦想 辨析 achieve cometrue 1 achieve指实现梦想 目标 主语是人 Hehopestoachieveallhisaimssoon 他希望尽快达到所有目标 2 cometrue实现 主语多是梦想 蓝图 计划等 Atlast hisdreamcametrue 最后 他实现了他的梦想 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 不与并列连词but连用 Mr Wangwillcomeontimeeventhoughitrains 尽管下雨 王老师也会按时来 Evenifyouarewithyourfriends itisbettertokeepyourvoicedowninpublicplaces 即使你与朋友在一起 在公共场合也不要大声喧哗 拓展 引导让步状语从句的还有though although虽然 whoever nomatterwho无论谁 however nomatterhow无论怎样 whatever nomatterwhat无论什么等 Retellthepassageaccordingtothepoints Paragraph1 Oneoftheworld smostdangeroussports oneofthemostpopularplaces thickclouds freezingweatherconditions ItisalsoveryhardtotakeinairParagraph2 Thefirstpeopletoreachthetop thefirstChineseteam thefirstwomantosucceedwas fromJapanParagraph3 challengethemselvesinthefaceofdifficulties thespiritoftheseclimbers nevergiveuptryingtoachieve strongerthantheforcesofnature GrammarFocus 总结 比较级和最高级用法小结 1 比较级用于两人或事物相比较 标志词为than 2 形容词 副词的最高级用于三者或三者以上的人或事物之间的比较 表示在一群人或事物中 其中一个 最 3 同级比较的常用结构 as adj adv as not as so adj adv as Fillintheblankswiththecorrectformsofthewordsinthebox 1 TheAmazonRiverisoneofthe riversintheworld It salittle thantheYangtzeRiver 2 Qomolangmais8 844 43meters It soneofthemost placesforseriousmountainclimbers 3 Nooceanintheworldisas asthePacificOcean 4 AlthoughJapanis thanCanada itis smaller bigmuchpopularlongoldhigh longest longer high popular big older much e g Tworivers and Writetwocomparisonsabouttwotopics Writetruefacts theYangtzeRiver theAmazonRiver TheYangtzeRiverisalmostaslongastheAmazonRiver TheAmazonislongerthantheYangtze buttheYangtzeisthelongestriverinChina Twocities and 1 2 Twoanimals and 1 2 Writefivequestionsusingcomparisons Thenaskyourpartneryourquestions Whatisthehighestbuildinginourcity Whoistheoldestpeopleinourcity Whatisthemostpopularstreetinourcity Whatisthemostdeliciousfoodinourcity Whereisthebusiestroadinourcity 1 Everybodyshouldbegiventhechancetoatheirdreams 2 Thenovelifiveparts 3 Heputonatsweatersinceitwascoldinthemorning 4 Ptheenvironmentisveryimportant 5 Inn allanimalsarewildandfree 根据句意及首字母提示补全单词 chieve ncludes hick rotecting ature 1 我们决不应该放弃实现梦想的尝试 Weshouldnevertoachieveourdreams 2 世界上最危险的运动之一是登山 theworld ssportsismountainclimbing 3 第一个成功的女人是1975年日本的田部井淳子 ThefirstwomanwasJunkoTabeifromJapanin1975 4 王老师是我们学校最受欢迎的老师之一 MissWangisteachersinourschool 5 面对困难 我们应该挑战自己 Weshouldc