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1、Yao Ming is Jordan.Jordan is tall.Yao Ming is taller.Jordan2.26m1.98mtaller thanLook and sayLead-in第1页/共31页Liu Yifei is thin.Xiaoming is thinner than Liu Yifei.Mike is the thinnest of allXiaomingMike第2页/共31页1.1.掌握形容词、副词比较级和最高级的构成2.2.掌握形容词、副词等级的基本用法Learning aims:第3页/共31页第4页/共31页1、规则变化 单音节词和少数双音节词 形容词
2、和副词等级的构成形容词和副词等级的构成fast high clever faster fastest higher highestcleverer cleverest 1)一般情况加 er 或 est 第5页/共31页fine late nice finer finestlater latest nicer nicest以字母 e 结尾加 r 或 st 2)3)fat big thin fatter fattestbigger biggestthinner thinnest重读闭音节、末尾只有一个辅音字母时双写最后的辅音字母再加 er 或 est第6页/共31页4)early easy luc
3、ky earlier earliesteasier easiestluckier luckiest以辅音字母加 y 结尾变 y 为 i 加 er 或 est 5)slowly-easily-carefully-more slowly-most slowlymore easily-most easilymore carefully-most carefully部分双音节和多音节词在词前加 more 或 most第7页/共31页原级原级比较级比较级最高级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleast
4、farfartherfarthestfurtherfurthest形容词和副词等级的构成形容词和副词等级的构成2、不规则变化不规则变化第8页/共31页说出下列形容词的比较级和最高级1.many2.difficult3.big4.heavy5.cheapmore most more-most-bigger biggest heavier heaviestcheaper cheapest课堂检测:第9页/共31页6.fast7.high8.clever9.fine 10.latefaster fastesthigher highestcleverer cleverestfiner finestla
5、ter latest第10页/共31页第11页/共31页一.原级的用法原级的用法 1.A+谓谓V.+as+原级原级+as+B 表示表示A和和B一样一样 他和他的哥哥一样高。他和他的哥哥一样高。He is as tall as his brother.Tom is as busy as Jack today.汤姆今天和杰克(Jack)一样繁忙。第12页/共31页2.A+谓谓V.+not+as/so+原级原级 +as+B 表示表示A不如不如B数学没有体育容易。数学没有体育容易。Math isnt as/so easy as PE.这本书没有那本书好。This book isnt as/so goo
6、d as that one.第13页/共31页 二二.比较级的用法比较级的用法其常见句式有:1“A+be+比较级+than+B”意思为“A比B更”。这棵树比那棵树高。如:This tree is taller than that one.This pen is shorter than that one.这支钢笔比那支钢笔短。第14页/共31页2“比较级比较级+and+比较级比较级”表示表示“越来越越来越”It becomes warmer and warmer when spring comes.春天来了,天气变得越来越暖和了。and连接同一个形容词的比较级。我们班级变得越来越好了。Our
7、class becomes better and better.第15页/共31页3.比较级特殊用法:the+比较级,the+比较级 “越,就越”越多,越好 年龄越大,记忆力就会越差。The older we grow,the poorer our memory will become.The more,the better.第16页/共31页4.特殊句型:A is the+比较级of the two.A是那两个里较的那个他是两个男孩中较高的那个。He is the taller of the two boys.She is the thinner of the two girls.她是两个女
8、孩中较瘦的那个。第17页/共31页三三.形容词形容词/副词的最高级的用法副词的最高级的用法当比较对象 大于等于三 表示“最”的意思。常接表示范围的介词短语。如:in/of/among等等。He is the tallest in our class.他在我们班里是最高的。第18页/共31页注意注意:形容词最高级前一定要有定冠词形容词最高级前一定要有定冠词the,而副词最高级前则不需要。而副词最高级前则不需要。例:例:He runs(the)fastest in his class他是他们班里跑的最快的。第19页/共31页活 动(activity)第20页/共31页看图造句(关于比较级和最高级句
9、子)asasfat thin第21页/共31页Mrs liang Miss lv Mrs yang Mr zhu第22页/共31页小组合作:每小组用既含有比较级又含有最高级的句子编造对话,可适当增加内容。派三名成员上台表演。第23页/共31页课堂检测:用所给的形容词副词的适当形式填空。1.Tom is _(tall)than Jim.2.Tim is _(young)boy in his class.3.David has _(many)story books of all the students.4.Li Lei speaks English _(well)in his group.5.L
10、ucy runs _(slowly)than Lily.tallerthe youngestthe most bestmore slowly第24页/共31页 选择()1.Who gets home usually _ in your family?A.the latest B.later C.early D.as late()2.The more we looked at the picture,_.A.we like it less B.the less we liked it C.better we liked it D.it looked better()3.What a pity.L
11、ucy ran _ than Lily.A.a few slowly B.a little more slowly C.much slowly D.little slowlierABB第25页/共31页中考链接2.(1111陕西陕西)The price of this computer is the _ of the three.A.smallest B.biggestC.highest D.tallest2.(2009江西中考江西中考)This maths problem is very difficult.It is_ that one.A.so easy as B.as difficult asC.much difficult than D.less easier thancB第26页/共31页3(10陕西)The _friends you have,the_ you will be.A more:happy B many:happy C.more:happier D.many:happierc第27页/共31页总结(我的收获):第28页/共31页 作业:用形容词副词的等级的各种形式写一篇30字左右的短文。第29页/共31页Thank you!Goodbye!第30页/共31页感谢您的观看!第31页/共31页