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1、Unit 3 Im more outgoing than my sister.,Section A,铅山武夷山中学 丁丽蓉,Yao Ming is tall. Zeng Zhiwei is short.,Yao Ming is taller than Zeng Zhiwei.Zeng Zhiwei is shorter than Yao Ming.,than 比 (conj .连词).,一、 两者之间比较，用形容词比较级,曾志伟与姚明,(1)不同级比较,The blue case is big.,The red case is small.,The blue case is bigger th
2、an the red case. The red case is smaller that the blue case.,The purple ruler is long.,The blue ruler is short.,The purple ruler is longer than the blue ruler. The blue ruler is shorter than the purple ruler.,Lin Xinru is thin.,Liu Yifei is thinner.,Liu Yifei is thinner than Lin Xinru.,44kg,49kg,Li
3、Yong is more outgoing than Cheng long.,Cheng Long is outgoing.,Li Yong is more outgoing.,用形容词的适当形式填空,1. Sam has _ (long) hair than Tom.2. Tom is _ (calm) than Sam.3. Tina is _(tall) and _( wild) than Tara.4. Paul is _ (short) and _(heavy) than Pedro.5. Im _(funny) than Tara.6. Tara is _( serious) th
4、an Tina.,longer,wilder,taller,funnier,shorter,heavier,calmer,more serious,7. Du Jiahao is _(athletic) than others in Class 19.8. Mr Cheng is _(outgoing) than Miss Qu.,more athletic,more outing,tallthin long haircalm,wildshort hairheavyshort,1a. Match each word with its opposite!,1b. Listen and numbe
5、r the pairs of twins 1-3 in the picture.,1,2,3,Tapescript,A: Is that Sam?B: No, thats Tom. Sam has longer hair than Tom.C: Yes, and Toms calmer than Sam.,Conversation 1,A: Thats Tara, isnt it?B: No, it isnt. Its Tina. Tina is taller than Tara. And shes also wilder.,Conversation 2,A: Is that Paul?B:
6、No, thats Pedro. Pedros heavier than Paul. And Pauls shorter than Pedro.,Conversation 3,1c. Pairwork,Is that Tara?,No, it isnt. Its Tina. Taras shorter than Tina.,Tara,Tina,No, it isnt. Its Paul. Pauls thinner than Pedro. Pedros taller than Paul.,Is that Pedro?,asas同级比较, 两个“as”之间 必须使用形容词或副词原级。意为“如同一
7、样”, not as / so as “不如一样”,e.g.: He runs as quickly as his father. She doesnt study so / as hard as her brother (does). Liu Ying is not as good at sports as her sister.,（2）同级比较,形容词和副词的比较级和最高级，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 mo
8、re most little less least far farther / further farthest/ furthest,二、Grammar Focus,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 nicest2) 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 ea
9、sier easiest happy happier happiest4) 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,（二）、用法1.比较级表示两者 (人或事物) 的比较。e.g.: 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。e.g.：She is the youngest in the class. Jason is the tallest of the three. Whose handwriting is the best of all?,Homework,Write a short passage to compare you and your best friend.,Thank you！,
