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Unit１Howtallareyou?Alet’slearnbigthinLet’schantTall,tall,Iamtall.Short,short,youareshort.Young,young,heisyoung.Old,old,sheisold.Strong,strong,wearestrong.NewwordsshorttallWho’she?What’shelike?IsYaoMingtall?Whoistaller?tallershorterZhangPengistallerthan比……youngoldHe’syoung.He’sold.old---olderWho’she?What’shelike?Iskimiyoung?Whoisyounger?youngyoungerHeisyoungerthanshe.Sheisolderthanhe.youngyoungerTheboyisyoung.Thebabyisyounger.Thebabyisyoungerthantheboy.oldolderThewomanisold.Themanisolder.Themanisolderthanthewoman.longershortershorterlongerlonglongerThebluerulerislong.Theorangerulerislonger.Theorangerulerislongerthantheblueruler.shortshorterTheorangerulerisshort.Thebluerulerisshorter.Thebluerulerisshorterthantheorangeruler.Theorangerulershorterthanthepinkruler.A.let'slearn认识比较级tallstrongoldshortyoungertallstrongoldshortyoungerererererReadaloud（大声读）1.young---younger2.old---older3.long---longer4.short---shorter5.tall---tallertaller更高的shorter更矮的longer更长的shorter更短的younger更年轻的older更老的heavier更重的thinner更瘦的bigger更大的smaller更小的Let’slearnDoasurveyandreport.swfI’m___yearsold.Howoldareyou?1.58mI’m1.58metrestall.Howtallareyou?Howtallareyou?•I’m…metrestall.•小数点的表示：pointHowtallareyou?Iam1.60meters.meter是一个计量单位，意为“米”，在英语中写作meter，其缩写形式为m。当meter前面的数字大于1时，用复数meters，当meter前面的数字小于1或等于1时，用单数meter。1.2metres-------onepointtwometres1.6meters-------onepointsixmetres1.9meters-------onepointninemetres1.?meters-------onepoint?metresHowtallareyou?meterAskandanswerA:Howtallareyou?B:I`m1.5meterstall.(I`monepointfivemeterstall.)表示身高、长度、高度、宽度、深度等度量结果时，可以用：数词+量词+形容词来表示.LiuXiangisshorterthanYaoMing.YaoMingistallerthanLiuXiang.一、形容词比较级•形容词比较级构成法:1、大部分直接在后面加er2、重读闭音节单词（一个元音加一个辅音结尾）双写结尾辅音加erbigbigger3、以辅音字母加y结尾，把y改为i，再加erheavyheavier4、以e结尾的,直接加rnicenicerGrammar1talltallerthinthinnerheavyheavier自主探究：你能发现形容词比较级的构成规律吗?nicenicer形容词的比较级变化规则：1、大部分直接在单词后面+er。2、以e结尾的形容词后面+r。3、以重读闭音节结尾且只有一个辅音字母的形容词，先双写该辅音字母，再+er。4、以辅音字母+y结尾的形容词，先改y为i，再+er。5、多音节和大多数双音节形容词通常在前面加more构成比较级。如:difficult—moredifficult,beautiful—morebeautifulinteresting—moreinteresting,careful—morecarefuldelicious—moredelicious6、需要特殊记忆的形容词比较级原级good好的bad坏的many许多的little少的far远的比较级better更好的worse更差的more更多的less更少的farther更远的小练习一、写出下列形容词的比较级形式：1.young2.old3.tall4.short5.longyoungeroldertallershorterlonger二、填空：1.Theredruleris20cm.Theyellowruleris10cm.Theredruleris_____thantheyellowruler.Theyellowruleris______thantheredruler.小练习longershorter2.Iam160cmtall.Heis170cmtall.Iam______thanhim.Heis______thanme.3.ZhangPengis8yearsold.Amyistenyearsold.ZhangPengis_____thanAmy.Amyis______thanZhangPeng.shortertalleryoungerolder小练习三、选择正确的答语：1.Howdoyougotoschool,Sarah?2.Whereisthelibrary?3.Howtallareyou?4.Howoldareyou?A.It’snexttothehospital.B.Igotoschoolonfoot.C.I’m11yearsold.D.I’m1.6metres.小练习BADC四、句型转换：1.I’m1.7metres.(对划线部分提问)2.I’m10yearsold.(对划线部分提问)小练习Howtallareyou?Howoldareyou?巩固训练一填上形容词的正确形式1.Myteacheris_______(strong).2.Myteacheris________(strong)thanhisfriend.3.Mikeis_______(old).4.Mikeis________(old)thanLiuMing.5.Stevenis_______(tall).6.Stevenis_______(tall)thanAmy.strongstrongeroldoldertallertall二选择:•1.Heis1.9m__.AheavyBlongCtall2.–How____areyou?-Iam1.6m.A.tallB.tallerC.tallest3.Sheis_______thanme.A.heavierB.heavyC.heavyer4.Iam_______and_______thanyou.A.big,strongB.biger,strongerC.bigger,stronger5.Mylegsarelongerthan__________.A.youB.yourC.yours回顾小结：1.形容词比较级2.比较级句型3.询问年龄4.询问并描述身高HomeWork1.抄写本节课所学的五个四会单词。2.询问他人年龄、身高、体重。（运用句型Howold/tall/heavyareyou?）