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Unit5What’sthehighestmountainintheworld?ThethirdperiodGrammarFocus-4cKnowledgeaimsStudentscanusethekeystructures:1)-What’sthehighestmountainintheworld?–Qomolangma.2)-HowhighisQomolangma?-It’s8,844.43metershigh.It’shigherthananyothermountain.3)-Whichisthedeepestsaltlakeintheworld?–TheCaspianSeaisthedeepestofallthesaltlakes.4)—DidyouknowthatChinaisoneoftheoldestcountriesintheworld?–Yes,Idid.It’smucholderthantheUS.2.AbilityAimsLearnandmasterhowtotalkaboutgeographyandnatureusingcomparativesandsuperlativeswithadjectivesandadverbs.3.MoralAimsEducatestudentstoloveournature,loveourlife.TeachingKeyPointsLearntodescribethingsusingcomparativesandsuperlatives.TeachingDifficultPointsLearntotalkaboutgeographyandnatureusingcomparativesandsuperlativeswithadjectivesandadverbs.TeachingMethodsTheactivityteachingmethod,thecooperativelearningmethod,andthetask-basedlanguageTeachingmethod.TeachingAidsThepicturesaboutnature;PPTTeachingProceduresStep1Warming-upSingtheEnglishsongWhatawonderfulworld Step2GrammarFocusShowstudentssomepicturestotalkaboutnature.1）ShowstudentsthepictureofQomolangmaandaskstudentstotalkaboutit.T:--What’sthehighestmountainintheworld?Ss:--QomolangmaT:--Howhighisit?Ss:It’s8,844.43metershigh.T:It’shigherthananyothermountain.It’sthehighestmountainintheworld.2）ShowpicturesofCaspianSea,Chinaandaskstudentstoworkinpairstotalkaboutthepictures.3)HavestudentsreadandrememberthesentencesofGrammarFocusbythemselves.4)Askthemtosumup.2
A.形容词，副词比较级和最高级的变化规则规则变化clever—cleverer—cleverestfew—fewer—fewest1)一般情况下，单音节或双音节的形容词/副词比较级＋______，最高级＋________。nice—nicer—nicestcute—cuter—cutest2)以e结尾的词，比较级＋___，最高级＋_____即可easy—easier—easiesthappy—happier—happiest3)以辅音字母＋y结尾的变___为____＋_____或_____fat—fatter—fattestthin—thinner—thinnest4)重读闭音节，单辅音结尾的，_____这个辅音字母＋_____或______careful－morecareful－themostcarefuluseful－moreuseful－themostuseful5)多音节和部分双音节的词需要在形容词原级前＋_____构成比较级，＋_______构成最高级。不规则变化：good—better—bestwell—better—bestbad—worse—worstmany/much—more—mostfar—farther—farthestfar—further—furthestold—elder—eldestold—older—oldestB使用比较级和最高级的标志词Step3Practice(4a)1.Fillintheblankswiththecorrectformsoftheworldsinthebox.2.Checktheanswers.Step4Debateintwogroups(4b)1.Devidestudentsintotwogroupsanddebateabouttwocitiesandtwoanimals,trytofindwhichoneisbetter.2.Writeareportaccordingtothebebate.Step5Groupwork(4c)1.Writefivequestionsaboutyourclassmatesusingcomparisons.Thenaskyourpartnersinyourgroupyourquestions.2.WriteareportStep6Homework1.Compareyourfamilymembers.2.Surftheinternettofindsomethingaboutpandaandelephant.2
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