八年级上比较级和最高级的用法教案.pptx

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1、会计学1八年级上比较级和最高级的用法八年级上比较级和最高级的用法形容词比较级形容词比较级一般用在比较两个一般用在比较两个事物的时候。事物的时候。最高级最高级，顾名思义就是在比较，顾名思义就是在比较时候，某一事物具有某方面时候，某一事物具有某方面最典型的特征。最典型的特征。第1页/共39页一、形容词、副词的比较级、最高级的构成一、形容词、副词的比较级、最高级的构成规则：规则：1一般在形容词、副词后加上一般在形容词、副词后加上er表示表示比较比较级级加加上上est表示表示最高最高级级原级原级比较级比较级最高级最高级1）smallsmallsmall2)youngyoungyoung3)fastfa

2、stfasteresteresterest第2页/共39页2以不发音的以不发音的e结尾的，只加上结尾的，只加上r表示表示比比较级，加上较级，加上st表示最高级。表示最高级。1)largelargelarge2)nicenicenice3)finefinefinerstrstrst第3页/共39页4双写最后一个辅音字母双写最后一个辅音字母，然后加上，然后加上er表示比较级；加上表示比较级；加上est表示最高级。表示最高级。原级原级比较级比较级最高级最高级1）bigbigbig2)thinthinnerthinnest3)wetwetterwettest4)fatfatterfattest5)ho

3、thotterhottestgergest第4页/共39页3以辅音字母以辅音字母+y结尾的，把消去结尾的，把消去y,然后加然后加上上er表示比较级；加上表示比较级；加上est表示最高级。表示最高级。原级原级比较级比较级最高级最高级1）earlyearlyearly2)happyhappyhappyieriestieriest第5页/共39页5双音节和多音节的形容词，副词，在这些双音节和多音节的形容词，副词，在这些形容词和副词形容词和副词前加上前加上more表示比较级；加表示比较级；加上上most表示最高级。表示最高级。原级原级比较级比较级最高级最高级1)beautifulmorebeautif

4、ulmostbeautiful2)imporatantmoreimportantmostimportant第6页/共39页 不规则变化，不规则变化，要多加注意哦要多加注意哦！bestfartherfarthestworseworstmoremostgoodbetterbestwellbetterbestbadworse-worstill-worseworstmanymoremostmuchmoremostlittleless-lestoldolder-oldest elder-eldestfar-father-fathest futher-futhest第7页/共39页原级原级比较级比较级最高

5、级最高级fastshortbigthinfunnyheavyexpensivefarfastershorterbiggerthinnerfunnierheaviermore expensivefartherfastestshortestbiggestthinnestfunniestheaviestmost expensivefarthest第8页/共39页TomisastallasMike.as+形容词原形形容词原形+asThereareasmanystudentsinourschoolasyours.TomisthreetimesasoldasMike.第9页/共39页比较级比较级+than

6、Thisbridgeislongerthanthatone.Ourschoolislargerthantheirs.第10页/共39页比较级的用法：比较级的用法：than1.汤姆比杰克高.2.这只箱子要比那只箱子大.3.那些苹果比这些大.4.第一个问题很容易第一个问题很容易,但第二个更容易但第二个更容易.TomistallerthanJack.Thisboxisbiggerthanthatone.Thoseapplesarebiggerthantheseones.Thefirstquestionisveryeasy,butthesecondoneiseasier.第11页/共39页。1.Whi

7、ch do you like _(well),apples or oranges?2.Who is _(old),Jim or Tom?3.Jack is running _ and _(fast).4.Our country is becoming _and _(beautiful).5.He is _(tall)of the the two boys.betterolderfasterfastermoremorebeatifulthetaller第12页/共39页bigbiggerLookatthepicturesandunderstand看图并理解第13页/共39页Lookatthepi

8、cturesandunderstand看图并理解bigbiggerbiggest第14页/共39页fastfasterLookatthepicturesandunderstand看图并理解第15页/共39页fastfasterfastestLookatthepicturesandunderstand看图并理解第16页/共39页Zen Zhiwei is short.Tom is shorter than Zen Zhiwei.Xiao xin is the shortest of them .第17页/共39页Liu Yifei is thin.Xiaoming is thinner than

9、 Liu Yifei.Mike is the thinnest of all第18页/共39页Competition(写出下列单词的比较级和最高写出下列单词的比较级和最高写出下列单词的比较级和最高写出下列单词的比较级和最高级级级级)n n1 popular 2 short 3 thin 4 funny 5 good 1 popular/more popular/most popular2 short/shorter/shortest3 thin/thinner/thinnest4 funny/funnier/funniest5 good/better/best第19页/共39页肥肥肥肥-沈殿霞

10、沈殿霞100kgheavyheavier180kgtheheaviest220kgMr.WangMr.LiMissShenisheavy.Mr.Wangisheavier.Mr.Liistheheaviestofthethree.第20页/共39页funnyfunnyfunnierfunnierthefunnithefunniestestGeYouisfunny.ZhaoBenshanisfunnier.PanChangjiangisthefunniestofthem.第21页/共39页 250,000 RMB.50,000 RMB.The green car is the most expe

11、nsive.The red cat is more expensive than the bike.The bike is expensive.500 RMB第22页/共39页Jim Tom Stalloneisthemostathleticofthethree.TomismoreathleticthanJim.Jimisathletic.第23页/共39页形容词和副词的比较级和最高级的用形容词和副词的比较级和最高级的用法法及常用及常用句型句型（1）前者程度超过后者用）前者程度超过后者用比较级比较级：A+比较级比较级+than+BHeistallerthanshe.（2）三个或三个以上比较用三

12、个或三个以上比较用最高级最高级：A+(the)+最高级最高级+of/in+范围范围Heisthetallestinhisclass.第24页/共39页Yao Ming is Jordan.Jordan is tall.Yao Ming is taller.Jordan2.26m1.98mtaller than第25页/共39页Zeng Zhiwei is short.Pang Changjiang isPang Changjiang is Zeng Zhiwei.shorter.shorter than第26页/共39页Liu Huan is heavy.Fei Mao isFei Mao i

13、s Liu Huan.80kg90kgheavier.heavier than第27页/共39页Lin Xinru is thin.Liu Yifei is Liu Yifei is Lin Xinru.45kg48kgthinner.thinner than第28页/共39页more outgoingLi Yong is Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.outgoingmore outgoing than第29页/共39页athleticCheng Long is more athletic than Li

14、 Xiaopeng.Li Xiaopeng is athletic.Cheng Long is more athletic.more athletic第30页/共39页Lily Lucy Who,shairislonger?LucyshairislongerthanLilys.Lilyshairislong.第31页/共39页Whichgoesfaster,thebikeorthecar?Thecargoesfasterthanthebike.Thebikegoesfast.第32页/共39页Whichrunsfaster,thedogorthesheep?Thedogrunsfasterth

15、anthesheep.Thesheeprunsfast.第33页/共39页Whoismorebeautiful,thegirlorthenurse?Thenurseismorebeautifulthanthegirl.Thegirlisbeautiful.第34页/共39页Jim Tom Whoismoreathletic?TomismoreathleticthanJim.Jimisathletic.第35页/共39页Which mountain is higher?MountainFuji HuangshanMountain第36页/共39页n n用所给形容词或副词的适当形式填空用所给形容词

16、或副词的适当形式填空用所给形容词或副词的适当形式填空用所给形容词或副词的适当形式填空：n n1 1 He gets up a little_ He gets up a little_ thanthan I.(early)I.(early)n n2 You do the work _ 2 You do the work _ thanthan Tom.(well)Tom.(well)n n3 She is much _ 3 She is much _ than than her brother.(short)her brother.(short)n n4 This picture is _ 4 T

17、his picture is _ thanthan that that one.(beautiful)one.(beautiful)n n5 Which is _,the sun or the moon?(big)5 Which is _,the sun or the moon?(big)n n6 Jack is _of the two boys.(clever)6 Jack is _of the two boys.(clever)earlierbettershorter morebeautifulbigger thecleverer比较级用法比较级用法：两者两者比较比较，常用句型：，常用句型

18、：A+(much,alittle等修饰词等修饰词)比较级比较级+than+B第37页/共39页n n完成句子完成句子：n n1 这个盒子比那个重。这个盒子比那个重。n n This box is _ _that one.n n2 你下次一定要做得更好。你下次一定要做得更好。n n You must _ _next time.n n3 他学习比他的哥哥努力得多。他学习比他的哥哥努力得多。n n He studies _ _his brother.n n4.谁想去最远的那个公园谁想去最远的那个公园?n n Who wants to go to _ _ park?heavierthan dobettermuchharderthanthefarthest第38页/共39页