8年级3单元sectionA.ppt

Unit 3 I’m more outgoing than my sister.;; What does he/she look like?;Jim ;short ;Jordan is tall.;Liu Huan is heavy .;Cai Yilin’s hair is long.;1. Jordan is tall.;The red box is big. ;The purple ruler is long. ;Lin Xinru is thin.;Li Yong is more outgoing than Cheng long.;Zhao Wei’s eyes .;tall thin long hair quietly;Listen and number the pairs of twins in the picture.;Conversation 1 A: Is that Sam play the guitar? B: No. That’s Tom . Sam has ______hair _____Tom. C: Both Tom and Sam can play the drums. but Sam plays them ______ than Tom. Conversation 2 A: That ’s Tara ,isn’t it? B: No, it isn’t .It’s Tina. Tina is ______than Tara. And she also sings______ ______ than Tara. Conversation3 A: Is that Paul? B: No, that’s Peter. Peter’s ________than Paul. And Paul’s ________than Peter.;Tina; Is that Tara?;No, it isn’t. It’s Paul. ;--Is that Eric?;大多数形容词和副词有三个等级： 原级、比较级、最高级。 一、构成 1. 构成的不规则变化: eg. good / well – better – best bad / badly – worse – worst many / much – more – most little – less – least far – farther / further – farthest/ furthest;2. 构成的规则变化: 1) 单音节词和少数双音节词 一般在词尾后加-er 或-est. 如： cold – colder – coldest nice — nicer – nicest 2) 重读闭音节词末尾只有一个辅音字母 时, 先双写这个辅音字母, 再加-er或-est。 如: big – bigger – biggest thin – thinner – thinnest; 3) 以“辅音字母+ y”结尾的双音节词， 先改y为i, 再加-er或-est。如： easy – easier – easiest happy – happier – happiest 4) 多音节词和部分双音节词在词 前加more或most。如： delicious – more delicious – most delicious interesting – more interesting – most interesting;比较级规则变化口诀：;二、用法 1.比较级表示两者 (人或事物) 的比较。 eg. I am taller than Tom. My dress is more beautiful than hers. 2. 最高级表示三者或三者以上 (人或事物 ) 的比较, 其中有一个在某一方面超过其他几个时, 用最高级。最高级的前面一般要加定冠词 the, 后面可带 of ( in )短语来说明比较的范围。 如： She is the youngest in the class. Jason is the tallest of the three. Whose han