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1、课题:Unit 3 Im more outgoing than my sister.【学习目标】 了解并初步运用形容词的比较级,能简单地描述人物外表和个性的差异 课标要求:表示个人特征的词汇;2.形容词和副词的比较级目标达成:掌握形容词和副词的比较级的用法。 学习流程: 【课前展示】把你所知道的描述人的外貌的单词写下来,并写出其相应的中文意思。 _ _ _ _ _ _ _ _ 【创境激趣】教师可以从网上下载一些典型的双胞胎或名人的照片, 先用所学的形容词描述外貌和性格特征, 然后进行比较, 引出本单元的主要句子结构“S + be + adj.比较级+than+被比较对象”。注意先引出单音节形容
2、词比较级, 再引出双音节和多音节形容词比较级。如: Look at the pictures of the twins Tom and Tim. They look the same. But there are some differences between them too. Can you find them? Yes, Tom is taller than Tim. Or Tim is shorter than Tom.【自学导航】 完成 1a , 1b内容【合作探究】 形容词和副词的比较级的变化规则和用法。形容词比较级的变化规则(1)规则变化:一般地直接在词尾加一er(以e结尾的,
3、只加一r)。talltaller quietquieter以“辅音字母+y”结尾的单词,变y为i,再加一er。 funnyfunnier heavy-heavier以“一个元音字母+一个辅音字母”结尾的重读闭音节单词,需双写词尾的辅音字母,再加一er.thinthinner bigbigger多音节和部分双音节形容词的比较级由more加形容词原形构成。athleticmore athletic beautifulmore beautiful(2)不规则变化:有些形容词的比较级的变化是不规则。Good-better wellbetter badworse manymore littleless
4、muchmore farfartherfurther形容词比较级的用法(1)表示二者比较时,常用连词than连接。(2)形容词的比较级可以由much,a little,even,far等表示程度的词语修饰。展示汇报:1.写出下列单词的比较级:1)funny _2)thin _ 3)tall_4)quiet_ 5)interesting_6)smart_ 7)serious_8)athletic_ 【展示提升】 典例分析 知识迁移Practice the conversations like【强化训练】 1.单项填空1. Helen _ than Kate.Ais calmer Bis calm
5、 CCalm Dare calmer2. Now telephones are very popular and they are much _ than beforeAcheap Bcheaper Ccheapest Dthe cheapest3. Which subject do you like _, English or Chinese?AWell BBetter Cthe best Dgood4. Lets go by planeIts _ than by trainAFaster BFastest CSlower Dslowest5. Isabella and Maria _ gi
6、rlsAare all Bare both Call are Dis both2.用所给单词适当形式填空1MrSmith is much _(old)than his wife.2This book is _ (good)than that one3Which is _(big),the sun or the moon?4She is_ (healthy) than her brother5I think its much _ (nice)to stay at home than to go out on a hot day.6. This little boy is _ (outgoing)
7、than that one.7My teacher is as_(serious)as my mother.8His story is funnier than_ (she)9. He has _(many)books than I.【归纳总结 】1.表示人物特征的词你掌握了多少?_2.形容词和副词比较级的构成:_【板书设计】 (1)规则变化:一般地直接在词尾加一er(以e结尾的,只加一r)。talltaller quietquieter以“辅音字母+y”结尾的单词,变y为i,再加一er。 funnyfunnier heavy-heavier以“一个元音字母+一个辅音字母”结尾的重读闭音节单词
8、,需双写词尾的辅音字母,再加一er.thinthinner bigbigger多音节和部分双音节形容词的比较级由more加形容词原形构成。athleticmore athletic beautifulmore beautiful(2)不规则变化:有些形容词的比较级的变化是不规则。Good-better wellbetter badworse manymore littleless muchmore farfartherfurther形容词比较级的用法(1)表示二者比较时,常用连词than连接。(2)形容词的比较级可以由much,a little,even,far等表示程度的词语修饰【教学反思】