1、Unit 1 How tall are you?A Lets learnLets sing How old are you?Im _ years old. Im 72 years old . Im 76 years old . 76 72 is older thanolder is younger thanyounger 72 76Zhang Peng is 8 years old. Amy is ten years old.Zhang Peng is _ than Amy.Amy is _ than Zhang Peng.youngerolderPractiseHow tall are yo
2、u?Im 1.89 metres.m = meterpointFree talkHow tall are you?Im _ metres tall.1.58Im 2.26 metres.Who is taller?Who is shorter?I am 1.6m tall. He is 1.7m tall.I am _ than him.He is _ than me.shortertallerPractiselongerThe orange ruler is longer than the blue ruler.The red ruler is 20cm. The yellow ruleri
3、s 10cm.The red ruler is _ than the yellow ruler.The yellow ruler is _ than the red ruler.longershorterPractise shortshorterlonglongertalltalleryoungyoungeroldolder认认 识识 比比 较较 级级形容词形容词 形容词形容词比较级比较级精讲点拨：精讲点拨：形容词比较级构成法形容词比较级构成法1 1、大部分直接在后面加、大部分直接在后面加erer2 2、重读闭音节单词（重读闭音节单词（一个元音加一个辅音结尾一个元音加一个辅音结尾）双写结双写结
4、尾辅音加尾辅音加er er big bigger3 3、以辅音字母加、以辅音字母加y y结尾，把结尾，把y y改为改为i i，再加，再加erer heavy heavier4 4、以、以e e结尾的结尾的, ,直接加直接加r r nice nicer将下列形容词变为比较级将下列形容词变为比较级A 1.tall-( ) 2.short-( ) 3.strong-( ) 4.old-( ) 5.young-( ) 6.long-( )B 1.heavy-( ) 2.funny-( )C 1.big-( ) 2.thin-( ) 3.hot-( ) 4.fat-( )D. nice-( )talle
5、rshorterstrongerolderyoungerlongerheavierfunnierbiggerthinnerhotterfatternicerA+be+比较级比较级+than+BThe woman is younger than the man.Yao Ming is taller than Liu Xiang.The orange ruler is longer than the blue ruler. 比较对象一致Listen to music XXX is _ than XXX.四人一小组，比一比谁造的句子最多四人一小组，比一比谁造的句子最多Homework: 写一篇文章，介绍一下爸爸，妈妈及其他家人的身高，体重，年龄。并互相做一下比较。
