人教版英语八年级上册 Unit 4 形容词、副词的比较级和最高级-课件.ppt

1、形容词副词比较级与最高级Teaching aims(学习目标)o复习并掌握形容词与副词的比较级和最高级的构成。o复习并掌握形容词与副词的比较级和最高级的用法。She is a beautiful girl.She looks beautiful in her new dress.She dances beautifully.We are very proud of her.adj.+n.作定语作定语系动词系动词+adj.作表语作表语v.+adv.adv.+adj.Liu Xiang is taller than Zhou Jielun.Zhou Jielun is tall.Yao Ming

2、is the tallest of them.姚明姚明刘翔刘翔周杰伦周杰伦（副词的构成与形容词基本一样）词词 尾尾 变变 化化原级原级比较级比较级最高级最高级单音节词在词尾加单音节词在词尾加-er(比较级比较级)或或-est(最高级最高级)以字母以字母e接尾接尾的词加的词加-r或或-st hard largeharderlargerhardestlargest以重读闭音节结尾的词末尾只有一以重读闭音节结尾的词末尾只有一个辅音字母应个辅音字母应双写双写辅音字母再加辅音字母再加er或或estbigthin hotbiggethinnerhotterbiggestthinnesthottest以辅音

3、字母以辅音字母+y结尾的词结尾的词变变y为为i再再加加-er,或或-est(形形-ly的副词前的副词前more/most)happy dryearlyhappierdrier earlierhappiest driestearliest多音节词和多数双音节词在其前面多音节词和多数双音节词在其前面加加more 和和 mostdifficult loudlymore difficultmore loudlymostDifficultmost loudly你发现了什么你发现了什么 二、不规则形容词的比较级最高级二、不规则形容词的比较级最高级原 级比 较 级最 高 级good/wellmany/muc

4、hlittleill/bad/badlyfaroldbetterbestmoremostlessleastworseworstfarther/furtherfarthest/furthestolder/elderoldest/eldest不规则变化，口诀：不规则变化，口诀：两好，两坏，加一病。两好，两坏，加一病。两多，一少，加两多，一少，加“远远”“老老“找规律：bigbiggerbiggerfatfatterfattesthothotterhottestthinthinnerthinnest口诀：一个大胖子，热的都瘦了口诀：一个大胖子，热的都瘦了原级原级 比较级比较级 最高级最高级tallt

5、hinfunnyathleticexpensivetallerthinnerfunniermore athleticmore expensivetallestthinnestfunniestmost athleticmost expensive1.比较级+thanoMy shirt is cheaper than his.oSoccer is less popular than football in the USA.形容词比较级的用法形容词比较级的用法oNow China has joined the WTO,so I think English is _ than before.oA.us

6、eful B.more usefuloC.most useful oD.less usefulB2.Which/Who is+比较级,A or B?Eg:Which is easier,maths or English?oWhich is _,o fishing or swimming?oA easy B easieroC easiest oD more easilyBo3.much/a lot/even/still/o a bit/a little/far/any+o 比较级oHe is much _(good)today.oFrank is even stronger o than his

7、 father.bettero4、is the+比较级+of the two.Eg：Tom is the taller of the two boys.o 汤姆是这两个男孩中最高的o5、比较级+and+比较级，“越来越”o Eg：Now it is hotter and hotter.现在越来越热。6、The+比较级，the+比较级 “越，就越”Eg：The more,the better.越多越好。The more you eat,the fatter you will become.你吃得越多，你就越容易变胖o形容词原级的用法o1、very、so、quite、too等词后用原级o2、too

8、 to;so that;as as 中间用原级o3、not as/so+原级+as 不及 1.Your room is very _.Its much _ than mine.（big）2.This coat is too _.（expensive）I dont have enough money to buy it.I can buy a _one than it.（cheap）3.Which is _(big),the sun,or the earth?4、A horse is _ than a dog.（heavy）5、Usually Xiao Li spends _ time doin

9、g homework than XiaoChen does.（little）用所给词的正确形式填空用所给词的正确形式填空 bigbiggerexpensivecheapperbiggerheavierlessFollow ups(随堂练习)o.单项填空单项填空o()1.We have a lovely room.Its one of _ in the hotel.o Anice Bnicero Cnicest Dthe nicesto o解析解析 考查形容词比较级的用法。由考查形容词比较级的用法。由“in the hotel”可知，需用最高级，且前面有冠词可知，需用最高级，且前面有冠词the，

10、故选故选D。DThe_friends you have,the_ you will be.Amore;happyBmany;happyCmore;happier Dmany;happiero 解析解析 句意为句意为“你的朋友越多，你就会越你的朋友越多，你就会越快乐快乐”。“the比较级，比较级，the比较比较级级”，表示，表示“越越，就越，就越”。故选。故选C。Co1.Which do you like _(well),apples or oranges?o2.Who is _(old),Jim or Tom?o3.Jack is running _ and _(fast).o4.Our co

11、untry is becoming _and _(beautiful).o5.He is _(tall)of the the two boys.betterolderfasterfastermoremore beatuifulthe taller1.(the)最高+in/of/amongoJim is the tallest in his class.oJim is the tallest of the three.oJim is the tallest among them.形容词最高级的用法形容词最高级的用法oDavid is the_(最小的)of the family,and he i

12、s loved by all his brothers and sistersyoungest2.最高级,A,B or C?Which is the farthest,the train station,the bus station or the airport?3.one of the+最高级 +复数名词oXian is one of the oldest cities in China.4、the+序数词+最高级+名词+in/ofThe Yellow River is the second longest river in ChinaoMother gets up in my famil

13、y.oearly B.earlier C.earliest D.the earlieroEmily sings of the five girls.ogood B.well C.better D.bestCDo William Shakespeare is one of _ play writers in England.o great B.greater C.greatest D.the greatest In fact,Delia is a little than her elder sister.A.tall B.taller C.tallest D.the tallest6.Heidi

14、 does not jump so as Jane.A.high B.higher C.highest D.the highestDBA用所给的形容词、副词的适当形式填空。1.Tom is _(tall)than Jim.2.Li Lei 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.Lucy runs _(slow)than Lily.taller the youngest the mos

15、t the bestmore slowlyI can do better.（我会更棒）中考热点中考热点1.The ice in the lake is as _ as it was before.A.thin B.thinner C.thinnest D.the thinnest2.-How can I speak English_ you?-Youd better speak more.I think.Aas good as B.more than C.as well as D.as much asAC3.In order to keep healthy,you should eat _ f

16、ast food._ fresh vegetables and take enough exercise.A.fewer,fewer B.less,more C.fewer,more D.less,less4.My sister is good at sports.she can jump _than me.A.highest B.very high C.too high D.much higher BDsummary 比较级、最高级用法比较级、最高级用法没有比较用原级，没有比较用原级，两者相比比较级，两者相比比较级，三者以上最高级。三者以上最高级。Very 词后用原级，词后用原级，than/much/a little句子比较级句子比较级,The字在前最高级字在前最高级,碰上碰上of 和和in短语短语,千万别忘最高级。千万别忘最高级。Good,better,best,Never let it rest.Till good is better,And better,best.好上加好，直到最好；好上加好，直到最好；精益求精，永无止境。精益求精，永无止境。拓展：我会译我会译