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1、Unit1Howtallareyou?,人教版（PEP）小学六年级英语下册,PartBLetslearn&Matchandsay,Letsasktwoofyoutoanswerthisquestion.,Revision,Howtallareyou?,Heisthanthegirl.,Girl:Im1metre.Howtallareyou?,Boy:Im1.2metrestall.,taller,Askandanswer.,1.2metresonepointtwometres1.6metresonepointsixmetres1.9metresonepointninemetres1.?metr
2、esonepoint?metres,1.Howoldareyou?Iam_yearsold.2.Howtallareyou?Iam_cmtall.=Iam_mtall.3.Howheavyareyou?Iam_kg.,Makedialogues.,small,smaller,Presentation,big,bigger,strong,stronger,thin,thinner,heavy,heavier,thinner,heavier,Lookatthemotherelephantandthebabyelephant.Themotherelephantis_.Thebabyelephanti
3、s_.,smaller,bigger,Letsread.,cm=centimetre厘米m=metre(meter)米kg=kilogram公斤，千克t=ton吨,形容词比较级,Grammar,大多数形容词和副词有三个等级：(1)原级,即原形(2)比较级,表示“较”；“更”(3)最高级，表示“最”,形容词和副词的比较级,规则变化:1.一般在词尾加-ereg.coldcolder,oldolder,形容词的比较级变化形式,1.tall_7.small_2.short_8.cool_3.strong_9.cold_4.old_10.warm_5.young_11.deep_6.long_12.li
4、ght_,tall,smaller,shorter,cooler,stronger,colder,older,warmer,younger,deeper,longer,lighter,2.重读闭音节词尾只有一个辅音字母时，先双写这个辅音字母，再加-ereg.bigbigger,thinthinner3.以“辅音字母+y”结尾的双音节词，先改y为i，再加-ereg.easyeasier,happyhappier,big_thin_fat_hot_wet_sad_,bigger,thinner,fatter,hotter,wetter,sadder,以前学的-ing格式也遵守重读闭音节要双写的原则
5、哦。如：run-runningswim-swimming,heavy_funny_happy_,heavier,funnier,happier,以前学习的名词复数形式和三单形式，也遵守不发音的y要去y为i，再加-es的原则哦。如：butterfliesflyflies,3.以不发音的e结尾，直接加-r。eg.largelargerniceneverfinefiner,4.多音节词和部分双音节词在词前加more。eg.deliciousmoredeliciousinterestingmoreinterestingseriousmoreserious,多音节是指大于等于3个音节的单词。前面加mor
6、e(更加)，表示更加怎么样。如：beautifulmorebeautifulexcitedmoreexcited,不规则变化:eg.good/wellbetterbad/badlyworsemany/muchmorelittlelessfarfarther/further,形容词的比较级的用法,表示两者(人或事物)的比较。eg.IamtallerthanTom.Mydressismorebeautifulthanhers.,Letslearn,Matchandsay,bigger,smaller,longer,shorter,1)一般情况下，在形容词后加-erlonglonger,strong
7、stronger,fastfaster2)以不发音的e结尾的形容词，加-rlargelarger,nicenicer,safesafer3)以一个辅音字母结尾的重读闭音节词，双写末尾辅音字母，再加-er。fatfatter,thinthinner,bigbigger,Summary,4)以辅音字母加y结尾，变y为i，加-erhappyhappier,busybusier,earlyearlier,funnyfunnier,heavyheavier5)多音节词，单词前加morebeautifulmorebeautiful6)不规则变化good/wellbetter,many/muchmore,l
8、ittleless,bad/illworse,oldolder,farfarther/further,Exercise,taller,shorter,longer,younger,older,smaller,stronger,bigger,thinner,heavier,Look!ThisgirlisCathy.Howlovelythegirlis!Shehaslongarms.Shehaslonghairandbigeyes.Sheis16yearsold.Sheis150cmtall.Sheis45kg.Shelikesstudying.,Groupwork,1.Im164cmtall.(
9、对画线部分提问),2.Im13yearsold.(对画线部分提问),3.Iliketheyellowrabbit.(对画线部分提问),_areyou?,_areyou?,Howtall,Howold,Rewritethesentences.,_rabbit_you_?,Whichdolike,4.WuYifanisyoungerthanLucy.(改为一般疑问句),5.ChenJieisshorterthanMissWhite.(对画线部分提问),_WuYifan_Lucy?,_isshorterthanMissWhite?,Isyoungerthan,Who,1.Listenandreadp7forfivetimes.2.Copythewordsfor7+1.3.Makefivesentenceslikethis:Iam_than_.Mikespenis_thanJohns.,