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1、Unit 3 Im more outgoing than my sister.Section ALiu Xiang is tall. Pan Changjiang is short. Liu Xiang is taller than Pan Changjiang.Pan Changjiang is shorter than Liu Xiang than 比比 (conj .连词连词).两者之间比较，用比较级两者之间比较，用比较级两者之间比较，用比较级两者之间比较，用比较级 Lin Xinru is thin.Liu Yifei is thinner. Liu Yifei is thinner
2、than Lin Xinru.40kg48kgLi Yong is more outgoing than Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.形容词比较级的形容词比较级的 构成规则构成规则1.直接在形容词后加直接在形容词后加-er。 2.以以e结尾的形容词直接在其后加结尾的形容词直接在其后加-r。tallnice3.以重读闭音节结尾并且末尾只有一个辅音以重读闭音节结尾并且末尾只有一个辅音字母，应先双写这个辅音字母再加字母，应先双写这个辅音字母再加-er.big_shortsmallshorterlarge whi
3、terwhitethinfatterfat_smallerthinnerlargertallernicerbigger形容词比较级的形容词比较级的 构成规则构成规则4.以以“辅音字母辅音字母+y”结尾的，先改结尾的，先改“y”为为“i”，再加，再加-er。happy_5.多音节和部分双音节形容词在其前面加多音节和部分双音节形容词在其前面加more。loudlyheavierheavyeasiereasymore beautifulbeautiful more interestinginterestinghappiermore loudlyquietly more quietly一般单音节词末尾
4、加一般单音节词末尾加-er以不发音的以不发音的-e结尾的单音节结尾的单音节词和少数以词和少数以-le结尾的双音节结尾的双音节词只加词只加-r以一个辅音字母结尾的闭音以一个辅音字母结尾的闭音节单音节词节单音节词,双写结尾的辅音双写结尾的辅音字母字母,再加再加-er以辅音字母以辅音字母+y结尾的双音结尾的双音节词节词, yi,再加再加 -er 少数以少数以-er,-ow结尾的双音节结尾的双音节词未尾加词未尾加-er 其他双音节词和多音节词其他双音节词和多音节词,在在前面加前面加more来构成比较级。来构成比较级。 构成法构成法tall, shortnice, large,ablebig,thin,
5、fateasy,earlyclever,narrowpopular,beautiful,difficult原级原级taller, shorternicer,larger, ablerbigger,thinner,fattereasier,earlier cleverer,narrowermore popular,more beautiful,more difficult比较级比较级比较级规则变化比较级规则变化Grammar guide 不规则变化：不规则变化： good / well better bad / badly/ill worse many / much more little le
6、ss far farther / further 比较级句型结构比较级句型结构: 主语主语+谓语动词谓语动词+adj./adv. 比较级比较级+ than+ 对比成分对比成分 Pay attention to1.用比较级进行比较时，前后用用比较级进行比较时，前后用以对比的必须是同类事物。以对比的必须是同类事物。e.g. My hair is longer than hers.her hair 2.在形容词比较级前还可在形容词比较级前还可much,even, a little来修饰来修饰, 表示表示“的多的多”, “甚至甚至”, “一点一点”。e.g. This city is much mor
7、e beautiful than before. Shes a little more outgoing than me. 3.asas同级比较同级比较, 两个两个“as”之间之间 必须使用形容词或副词原级。必须使用形容词或副词原级。 意为意为“如同如同一样一样”, not as / so as “不如不如一样一样”中间必须使用形容词或副词原级中间必须使用形容词或副词原级4.“比较级比较级and比较级比较级”意为意为“越来越来越越” 。多音节比较级用。多音节比较级用“more and more形容词原级形容词原级”形式。如：形式。如：Its getting worse and worse. O
8、ur life will beccome better and better.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) than Tina. longerwilder tallerfunniershorterheavierca
9、lmermore serious7. Du Jiahao is _ (athletic) than others in Class 19.8. Mr Cheng is _(outgoing) than Miss Qu. more athletic more outingtallthin long hairquietlyloudlyshort hairheavyshort1a. Match each word with its opposite!1b. Listen and number the pairs of twins 1-3 in the picture.1231c.Practice t
10、he conversation.A:Thats Tara,isnt it?B:No, it isnt. Its Tina. Tinas taller than Tara.And she also sings more loudly than Tara.2a. Listen. Are the words in the box used with “-er/ier” or “more”?funny (run)fastfriendly (jump)high Outgoing (work)hardhard-workingsmart (get up)earlylazy-er/-iermorefriend
11、lyoutgoingfunnyfasthigh hard-workinghardsmartlazyearly2b. Listen again. How are Tina and Tara different? Fill in the charts.Tina is more outgoing than Tara.friendlier funnierrun fasterjump highersmarter lazierTara works as hard as Tina.gets up earlierTom SamTomsmarttallrun fastget up early thinFunnyhard-workingfriendly2c.Pairworkmeans Sam is taller than Tom.Exercise
