初中英语形容词比较级.ppt

《初中英语形容词比较级.ppt》由会员分享，可在线阅读，更多相关《初中英语形容词比较级.ppt（21页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、教学目标：1.初步认识形容词和副词；2.会变化形容词和副词的比较级；3.会简单运用形容词和副词的比较级。形容词：作定语或表语：abeautifulgirlawonderfulstoryThebookisinteresting.副词：修饰动词workhardplaybasketballwellrainheavily大多数形容词和副词有三个等级：原级（原形）：talloutgoing比较级:tallermoreoutgoing最高级:tallestmostoutgoing原级用法：1.pretty/so/really/too/quite/very2.后+形容词原形Eg.Myparentsarere

2、ally(health).Theboyisso(friend).healthyfriendly2.同级比较：当A 与B 在某一程度上一样时，用同级比较。（A 与B 在某方面一样）Eg.(1)她像她妈妈一样高。Sheisastallashermother.（2）Tom 像Tim 一样努力学习。TomstudiesashardasTim.肯定结构：as+形容词/副词原级+asA+be动词+as+形容词的原级+as+B.A+行为动词+as+副词的原级+as+B.2.同级比较：当A 与B 在某一程度上不一样时，用同级比较。（A 在某方面不如B）Eg.(1)我不如姐姐外向。Imnotasoutgoing

3、asmysister.（2）他不如Tim 跑得快。HedoesntrunsofastasTim.否定结构：notas/so+原级+asA+be动词+not+as/so+形容词的原级+as+B.A+dont/doesnt+动词原形+as/so+副词的原级+as+B.1.Theroomisasasthatone.(大的)2.EnglishisntsoasChinese.(容易的)3.Thepeopleherewerevery.(勤劳的)4.LilydidntcomeasasLucy.(早的)5.Shedoeshomeworkasasme.(careful)bigeasyhard-workingea

4、rlycarefully形容词和副词的比较级：表示两者人或事物之间的比较。结构：形容词或副词的比较级+than翻译：A 比B 较.；更1.Tomistall.MikeistallerthanTom.2.Myhairislong.Lisashairislongerthanmine.3.Irunfast.NickrunsfasterthanI/me.形容词的比较级1.单音节词在词尾加-er 构成比较级talltalleryoung-youngerlong-longershortshorter2.以字母e 结尾的词只加-r 构成比较级。nice-nicerfine-finerwhite-whiter

5、late-later3.重读闭音节以一个辅音字母结尾的，应先双写辅音字母，再加-er.bigbiggerthinthinnerfatfatterhot-hotter4.以辅音字母加-y 结尾的词，先把-y 变为I，再加-er.easy-easierfunnyfunnierearly-earlier5.双音节的词和部分双音节词，在词前加morebeautifulmorebeautifulinterestingmoreinteresting6.不规则变化good/wellbetterbad/badly/illworsemany/muchmorelittlelessfarfarther-furthe

6、roldolder-elderLongwide_fat_heavyslow_few_brightly_far_quickly_happy_unhappy_good_bad_well_little_badly_ill_much_many_tall_short_longerwider fatterheavierslowerfewermorebrightlyfarther/furthermorequicklyhappierunhappierbetterworse betterworseworselessmoremoretaller shorter形容词比较级用于两者（人或事物）之间的比较，表示其中一

7、个比另一个“更”或“较”，后面用连词than 连接另一个所比较得人或事物。在上下文明确的情况下，形行容词比较级也可单独使用。例如：1.Thatrulerislongerthanthisone.那把尺子比这把尺子更长。2.Maryisyoungerthanme(I)Mary 比我更年轻人与人比，物与物比Height:2.26mHeight:1.60mtallshortYaoMingistallerthanPanchangjiang.PanChangjiangisshorterthanYaoMing.heavythinLiuHuanisheavierthanMrGong.MrGongisthinn

8、erthanLiuHuan.1.Theblackdogis_(thin)thanthewhitedog.2.Thisballoonis_(big)thanyours.3.Mybagis_(heavy)thanyours.4.Johnis_(strong)thanMike.5.Iam_(short)thanLucy.6.Yourbagis_(beautiful)thanmine.7.Tomis_(funny)thanJim.8.Sheis_(outgoing)thanmethinnerbiggerheavierstrongershortermorebeautifulfunniermoreoutg

9、oing1.A 比B 更，比较级+than You are shorter than Tom.2.两者中较的：the+比较级+ofthetwo。He is the fatter of the two.3.越来越：比较级+and+比较级 The earth is getting warmer and warmer.4.越,就越:the+比较级(主谓),the+比较级(主谓)The more we get together,the happier well be.形容词比较级的用法5.两者间进行选择，“哪一个更”：Which/Whois+比较级，AorB?Whichismorepopular,co

10、laoricecream?6.比较级前可用程度副词修饰。两多(much,alot)两少(alittle,abit)两甚至(even,still)还有一个远(far)去了Icantreachmyhatinthattree,whocanhelpme?Ican.BecauseImmuchtallerthanyou.Follow ups(随堂练习)1、-Mr.Zhou,all of the students in our group,who lives _?-I think Li Lei does.A.fat B.father C.farthest 2、The Changjiang River is

11、_ than any other river in China.A.shorter B.longer C.shortest D.longest3、Bob never dose his homework _ Mary.He makes lots of mistakes.A.so careful B.as carefully as C.carefully as D.as careful as4、_ she is,_ she feels.A.The more busy,the more happy B.The busy,the happy C.Busier,happier D.The busier,the happier5、The weather is getting w_ a_ w_.(越来越糟糕)orse nd orse