人教版英语八年级上册 Unit 4 形容词比较级和最高级-课件.ppt

1、形容词比较级最高级形容词比较级最高级 教学目标一 语言知识与能力目标：（1）帮助学生巩固和再现形容词的比较级最高级的构成。（2）熟练运用形容词比较级最高级描述身边事物的变化。二 情感态度价值观目标：观察和体会周围事物的变化，善于发现别人的长处。眼疾嘴快眼疾嘴快:快速说出所给词的快速说出所给词的 比较级和最高级比较级和最高级hotbigkindlittlehappyfriendlyimportantgoodmanylucky 构成方法 原级比较级最高级一般词尾加一般词尾加er,ester,est以以e e结尾的加结尾的加r r或或stst以辅音字母结尾的重读闭音节，以辅音字母结尾的重读闭音节，双

2、写最后一个字母再加双写最后一个字母再加er,ester,est以辅音字母以辅音字母+y+y 结尾的，变结尾的，变y y为为i i再再加加er,ester,est部分双音节和多音节词，加部分双音节和多音节词，加more,mostmore,most形容词比较级最高级的规则变化形容词比较级最高级的规则变化tallnicebigearlydelicioustallertallestnicernicestbiggerbiggestearlierearliestore deliciousmost delicious 原级 比较级 最高级 good/well good/well bad/badly/ill

3、bad/badly/illmany/much little old far 两好两坏加一病，两好两坏加一病，两多一少一远老两多一少一远老 better worse more less best worst mostleastolderoldesteldereldestfarther farther furtherfurthest年龄年龄辈分辈分距离距离程度程度Practice1.My mother does housework _(much)than my father.2.Do you think basketball is _(exciting)than baseball?3.She al

4、ways talks _(little)and does _(much)than others.4.Who is _(tall),Lucy or Lily?5.Of the two bags,I bought _(cheap)one.moremore excitinglessmoretallerthe cheaperEg:isthantallshortinterestingimportantheavythinoutgoinglong1.I am a little _(thin/thinner)than my best friend.2.Is going to school by boat mu

5、ch _(enjoyable/more enjoyable)than by bus?3.The old man has got cancer,he looks even _(ill/worse).4.I think ping pong is a lot _(more popular/popular)in China.Choosea little,a lot,much,a bit,even,still,far都可以修饰形容词的都可以修饰形容词的_，表示，表示程度。程度。(一)Challenge：小小翻译家：小小翻译家a little/a bit biggermuch/a lot more exp

6、ensiveeven healthier1.这个包比那个大一点却贵了很多。这个包比那个大一点却贵了很多。2.多做锻炼使我们更健康多做锻炼使我们更健康.This bag is _ than that one,but _Exercising more makes us _记住记住：句中的句中的asas意为意为“和和一样一样”,中间用形中间用形容词或副词的容词或副词的原级原级,它的否它的否定形式为定形式为not asas,意为意为“不如不如”。asasnot as/so as popular athletic healthy tall outgoing 请用请用asas.not as/soas谈谈你

7、谈谈你和好朋友在某些方面的异同和好朋友在某些方面的异同点。点。1.The weather is getting colder and colder.2.Snow White is more and more beautiful.3.Hiking outdoors is becoming more and more popular.4.China is becoming stronger and stronger.比较级比较级 and 比较级比较级more and more 多音节形容词多音节形容词谈身边变化“越来越越来越”请用请用比较级比较级+and+比较级比较级 more and more+

8、多音节形容词多音节形容词谈谈你身边人或物的变化。谈谈你身边人或物的变化。Show your talent你越仔细，你犯得错误越少你越仔细，你犯得错误越少_ _ _ you are,_ _mistakes you will make.你工作越努力，你取得的成绩就越好你工作越努力，你取得的成绩就越好。_ _ you work,_ _grades you will get.The harder the better The more careful the fewerYou do much exercise.You will be healthy.I practice speaking much.I

9、 will do well in English.The more exercise you do,the healthier you will be.The more I practice speaking,the better I will do in English.“最最”聚慧眼聚慧眼1.Of all the subjects P.E.is_(最轻松的）.2.Mr Black is _（最有趣）person of the three.3.Elephants are _（最大的）animals on land.4.My mother/partner is _（最勤奋的）in my fam

10、ily/class.5.Qomolangma is _（最高的）mountain in the world.三者或三者以上比较用三者或三者以上比较用最高级最高级最高级范围构成最高级范围构成Of+名词（同类）名词（同类）In+名词（不同类）名词（不同类）the most relaxingthe funniestthe biggestthe most hard-working the highest请用最高级描述你的同班同学。请用最高级描述你的同班同学。（不少于三句）（不少于三句）句型大变身句型大变身 1.Qomolangma is the highest mountain in the worl

11、d.Qomolangma is _ than any _ mountain in the world.2.July is the hottest month of the year.July is _ _ any other _ of the year.higherotherhotter thanmonth3.My pencil case isnt newer than yours.(同义句)My pencil case isnt _ _ _ yours4.语文不如美术受欢迎。（翻译句子。）Chinese isnt _ _ _ art.Art is _ popular than Chinese.Chinese is _ popular _ art.as new as as popular asmorelessthanSummary一.形容词比较级最高级的变化规律 1).单音节.2).多音节 3).特殊变化二.形容词比较级的运用。(1).两者比较要用than (2).修饰比较级可用：。(3).比较级and 比较级，more and more+多音节形容词。Summary (4).The 比较级。，the 比较级。(5).as asnot as/so as的含义以及与比 较级的转换。三.形容词的最高级的运用。(1).最高级的范围 (2).最高级与比较级的转换。