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八年级英语(下)第7单元第3课时Unit7What’sthehighestmountainintheworld?SectionAGrammarFocus—4a一、【教材分析】教学目[标知识]目标1.学习并掌握下列单词:ocean,thePacificOcean[2.能正
确使用以下常用表达:howhigh,longerthan,thedeepestsaltlake,aspopularas,theYangtzeRiver,3.能熟练掌握并使用下列重点句式:1)—HowhighisQomolangma?—It’s8,844.43hi
gh.2)—DidyouknowthatChinaisoneoftheoldestcountriesintheworld?—Yes,Idid.It’smucholderthantheUS3)—Whichisthedeepestsaltla
keintheworld?—TheCaspianSea.能力目标能够掌握形容词的比较等级,并运用形容词的比较等级去描述事物。情感目标培养学生热爱大自然,保护环境的意识。教学重点Talkaboutgeographyandnature.教学难点正确使用本课时词汇与句子;读写训练。教学方法情景教
学法;任务型教学法。二、【教学流程】环节师生活动I.Preparation准备1.检查单词预习情况:教师结合学生读的状况,适当领读,并帮助学生正音。教师根据构词法知识,帮助学生识记单词。ocean,thePacificOcean
howhigh,longerthan,thedeepestsaltlake,aspopularas,theYangtzeRiver,2.单词听写听写单词—反馈—利用构词法再记忆。3.复习检查1)通过检查“学案”中“新知预习”内容,检
查预习效果。2)复习上课时知识点:TheYellowRiverislong.TheYangtzeRiverisalot_______thantheYellowRiver.TheNileis______________ofall.TheYangtzeRiveri
snot____long____theNile.=TheYangtzeRiverisnot_______thantheNile.II.Presentation呈现1.Learningtasks“示标定向”。1)学习并掌握下列单词:ocean,thePacificOcean2
)能正确使用以下常用表达:howhigh,longerthan,thedeepestsaltlake,aspopularas,theYangtzeRiver,3)能熟练掌握并使用下列重点句式:1)—Howhig
hisQomolangma?—It’s8,844.43high.2)—DidyouknowthatChinaisoneoftheoldestcountriesintheworld?—Yes,Idid.It’smuc
holderthantheUS.3)—Whichisthedeepestsaltlakeintheworld?—TheCaspianSea.2.Leading-in“导入新课”LettheSsreadGrammarFocusquicklyandfindt
herules:3.形容词和副词比较级和最高级变化规则1.规则变化1)一般情况下,单音节或双音节的形容词(或副词)比较级+er,最高级+est如:clever-cleverer-cleverestfew-fewer-fewestsmall-smaller-smallest
等。2)以e结尾的词,比较级+r,最高级+st即可。如:nice-nicer-nicestcute-cuter-cutestlarge-larger-largest3)以辅音字母+y结尾的变y为i+er或est。如:easy-easier-easiesthap
py-happier-happiest再如:early,busy,heavy,dirty,lazy也如此。少数单音节词也是这样,如:pleased-morepleased-themostpleasedtired-moretired-t
hemosttired2.不规则变化:good—better—bestwell—better—bestbad-worse-worstmany/much—more—mostfar—farther—farthest(距离远)far—f
urther—furthest(程度深)old—elder—eldest(长幼)old—older—oldest(年龄)III.Practice操练1.学以致用1.Ourfamilyhasboughtacarsowecantravel__
___thanbefore.(2008陕西)A.mosteasilyB.lesseasilyC.easilyD.moreeasily2.Myfathertoldmeastorylastnight.Itis____oneI’veeverheard.(200
9陕西)A.thefunniestB.funniestC.funnierD.thefunnier3.The_____friendsyouhave,the____youwillbe.(2010陕西)A.more,happyB.many,happyC.more,happierD.many,hap
pier4.Whenheheardacryforhelp,heranoutas_______ashecould.(2011陕西)A.hardlyB.quicklyC.finallyD.slowly5.Thispla
ceisnotbigenoughforLucy’sbirthdayparty.Weshouldfinda_____one.(2012陕西)A.bigB.smallC.biggerD.smallerIV.Consolidation巩固1
.4aFillintheblankswiththecorrectformsofthewordsinthebox.V.Examination检测1.引导学生小结梳理知识框架、规律、方法,并对合作小组当堂学习情况进行总结评
价,巩固学生所获得的语言知识和经验,让学生在评价中反思,在反思中进步。Askoneofthestudentstosaywhattheyhavelearnt.1)words&phrases2)用形容词描述大自然。2.当堂检测(见学案):教师要随堂进行
评价,批改可以由学习小组内互批、组间互批、集体订正等方法,批阅后教师要统计达标情况,收集反馈信息,当堂矫正补救。VI.Assignment作业1.口头作业:利用早读,朗读或背诵课文,体会过去进行时的含义和用法
。2.书面作业:1)记忆所学单词、短语或重点句型。2)Finishofftheexercisesintongbuxuexi.3.PreviewthenewwordsofSectionB.三、【板书设计】Unit7What’sthehighestmou
ntainintheworld?SectionAGrammarFocus—4c1)—HowhighisQomolangma?—It’s8,844.43high.2)—DidyouknowthatChinaisoneoftheolde
stcountriesintheworld?—Yes,Idid.It’smucholderthantheUS.3)—Whichisthedeepestsaltlakeintheworld?—TheCaspianSea.四、【教后反思】在上一节课的基础上,大部分同学能够很轻松的完成这节课的学习任务
,只是一些困难生还不行,课下要加强对他们的训练。