英语课件How_tall_are_you_A_learn.ppt

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1、SectionAWelcometoYuanTuanPrimarySchoolUnit1Howtallareyou?Let’sreviewthenumbers:10111213141516171819203040506070809022354853958774123115162170152134142onehundredandtwenty-threeLet’schant:MikeistallerthanLee.LeeistallerthanSue.SueistallerthanAmy.Howtallareyou.AmyissmallerthanSue.SueissmallerthanLee.

2、LeeissmallerthanMike.Areyousmallerthanme?Whatisitlike?FatthinWhatisitlike?tallshortI’mold!I’myoung!Whatishelike?Heisyoung!Heisold!I’mLiuXiangWhat’shelike?Heistall.Heistall,tooWhat’shelike?Hello!I’mYaoMingYaoMingistallerYaoMingistall,heistallerthanLiuXiang.Taller,taller,I’mtaller!LiuXiangisshortert

3、hanYaoMingShorter,shorter,I’mshorter!Howtallareyou?172cmI’m172cmtall226cmHe’s226cm.cm=centimetertallcm=centimeter这里的cm是centimeter的缩写，“厘米”。不管前面的数字有多大，书写时一般使用单数形式，如：160cm,67kg.但读的时候要读成centimeter。超过1厘米时，要读其复数形式centimeters.Iam175cmtall.IamonehundredandSeventy-fivecentimeterstall.kilogramm类似....ZhangJi

4、eisshorterthanYaoMing.YaoMingistallerthanZhangJie.I’m___kg.Howheavyareyou?kg=kilogramtallstrongoldyoungshorttallerstrongerolderyoungershorter观察这些单词有什么特点？认识比较级tallstrongoldshortyoungertallstrongoldshortyoungererererer比较级表示两者(人或事物)比较。比较级的构成：1.一般在词尾加-er。2.以字母e结尾的词加-r。3.重读闭音节词只有一个辅音字母时，应先双写辅音字母，再加-er。

5、4.以辅音字母y结尾的双音节词，先改y为i，再加-er.形容词的变身法则1.一般的词---词尾+erfast-fastershort--shorterlong-longer2.以字母e结尾的单音节词---词尾+rlarge-largerlate-laternice-nicerfine-finer3.以重度闭音节结尾，且词尾只有一个辅音字母的词---先双写该辅音字母，再+er.thin--thinnerbig--biggerfat--fatter4.以辅音字母加y结尾的词--先改y为i,再+er.angry-angrierbusy-busierearly-earlierheavy-heavi

6、ereasy-easier5.多音节和其他双音节形容词变比较级，通常在前面加上morebeautiful--morebeautifulcareful-morecarefulinteresting-moreinterestingCanyousay?Thebearisshorterthanthegiraffe.Thegiraffeistallerthanthebear.Themanis__________thanthewoman.Thewomanis__________________theman.tallershorterthanThefatherisolderthantheboy.Theb

7、oyisyoungerthanthefather.Canyousay?Themanis___________thanthewoman.strongerPanghuisstrongerthanDaxiong.PanghuisthanDaxiong.thinnerTheturtleisolderthanthecat.Thecatisyoungerthantheturtle.175yearsold33yearsoldThema