八年级上比较级和最高级的用法1ppt课件

.,1,比较级和最高级的用法,.,2,形容词比较级一般用在比较两个事物的时候。最高级，顾名思义就是在比较时候，某一事物具有某方面最典型的特征。,.,3,一、形容词、副词的比较级、最高级的构成规则：1一般在形容词、副词后加上er表示比较级加上est表示最高级原级比较级最高级1）smallsmallsmall2)youngyoungyoung3)fastfastfast,er,est,er,est,er,est,.,4,2以不发音的e结尾的，只加上r表示比较级，加上st表示最高级。1)largelargelarge2)nicenicenice3)finefinefine,r,st,r,st,r,st,.,5,4双写最后一个辅音字母，然后加上er表示比较级；加上est表示最高级。原级比较级最高级1）bigbigbig2)thinthinnerthinnest3)wetwetterwettest4)fatfatterfattest5)hothotterhottest,ger,gest,.,6,3以辅音字母+y结尾的，把消去y,然后加上er表示比较级；加上est表示最高级。原级比较级最高级1）earlyearlyearly2)happyhappyhappy,ier,iest,ier,iest,.,7,5双音节和多音节的形容词，副词，在这些形容词和副词前加上more表示比较级；加上most表示最高级。原级比较级最高级beautifulmorebeautifulmostbeautifulimporatantmoreimportantmostimportant,.,8,不规则变化，要多加注意哦！,best,farther,farthest,worse,worst,more,most,goodbetterbestwellbetterbestbadworse-worstill-worseworstmanymoremostmuchmoremostlittleless-lest,oldolder-oldestelder-eldestfar-father-fathestfuther-futhest,.,9,原级比较级最高级,fastshortbigthinfunnyheavyexpensivefar,fastershorterbiggerthinnerfunnierheaviermoreexpensivefarther,fastestshortestbiggestthinnestfunniestheaviestmostexpensivefarthest,.,10,形容词原级的常用句型,TomisastallasMike.,as+形容词原形+as,Thereareasmanystudentsinourschoolasyours.,TomisthreetimesasoldasMike.,.,11,比较级+than,形容词比较级的常用句型,Thisbridgeislongerthanthatone.,Ourschoolislargerthantheirs.,.,12,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,但第二个更容易.,TomistallerthanJack.,Thisboxisbiggerthanthatone.,Thoseapplesarebiggerthantheseones.,Thefirstquestionisveryeasy,butthesecondoneiseasier.,.,13,。,Haveatry，please。,1.Whichdoyoulike_(well),applesororanges?2.Whois_(old),JimorTom?3.Jackisrunning_and_(fast).4.Ourcountryisbecoming_and_(beautiful).5.Heis_(tall)ofthethetwoboys.,better,older,faster,faster,more,morebeatiful,thetaller,.,14,big,bigger,Lookatthepicturesandunderstand看图并理解,.,15,Lookatthepicturesandunderstand看图并理解,big,bigger,biggest,.,16,fast,faster,Lookatthepicturesandunderstand看图并理解,.,17,fast,faster,fastest,Lookatthepicturesandunderstand看图并理解,.,18,ZenZhiweiisshort.,TomisshorterthanZenZhiwei.,Xiaoxinistheshortestofthem.,.,19,LiuYifeiisthin.,XiaomingisthinnerthanLiuYifei.,Mikeisthethinnestofall,.,20,Competition(写出下列单词的比较级和最高级),1popular2short3thin4funny5good,1popular/morepopular/mostpopular2short/shorter/shortest3thin/thinner/thinnest4funny/funnier/funniest5good/better/best,.,21,肥肥-沈殿霞,100kg,heavy,theheaviest,Mr.Wang,Mr.Li,MissShenisheavy.Mr.Wangisheavier.Mr.Liistheheaviestofthethree.,.,22,GeYouisfunny.ZhaoBenshanisfunnier.PanChangjiangisthefunniestofthem.,.,23,250,000RMB.,50,000RMB.,Thegreencaristhemostexpensive.,Theredcatismoreexpensivethanthebike.,Thebikeisexpensive.,500RMB,.,24,Jim,Tom,Stalloneisthemostathleticofthethree.,TomismoreathleticthanJim.,Jimisathletic.,.,25,形容词和副词的比较级和最高级的用法及常用句型（1）前者程度超过后者用比较级：A+比较级+than+BHeistallerthanshe.（2）三个或三个以上比较用最高级：A+(the)+最高级+of/in+范围Heisthetallestinhisclass.,.,26,YaoMingisJordan.,Jordanistall.,YaoMingistaller.,Jordan,2.26m,1.98m,tallerthan,.,27,ZengZhiweiisshort.,PangChangjiangis,PangChangjiangisZengZhiwei.,shorter.,shorterthan,.,28,LiuHuanisheavy.,FeiMaois,FeiMaoisLiuHuan.,80kg,90kg,heavier.,heavierthan,.,29,LinXinruisthin.,LiuYifeiis,LiuYifeiisLinXinru.,45kg,48kg,thinner.,thinnerthan,.,30,moreoutgoing,LiYongisChenglong.,ChengLongisoutgoing.,LiYongismoreoutgoing.,outgoing,moreoutgoingthan,.,31,athletic,ChengLongismoreathleticthanLiXiaopeng.,LiXiaopengisathletic.,ChengLongismoreathletic.,moreathletic,.,32,LilyLucy,Who,shairislonger?,LucyshairislongerthanLilys.,Lilyshairislong.,.,33,Whichgoesfaster,thebikeorthecar?,Thecargoesfasterthanthebike.,Thebikegoesfast.,.,34,Whichrunsfaster,thedogorthesheep?,Thedogrunsfasterthanthesheep.,Thesheeprunsfast.,.,35,Whoismorebeautiful,thegirlorthenurse?,Thenurseismorebeautifulthanthegirl.,Thegirlisbeautiful.,.,36,Jim,Tom,Whoismoreathletic?,TomismoreathleticthanJim.,Jimisathletic.,.,37,Whichmountainishigher?,MountainFuji,HuangshanMountain,.,38,用所给形容词或副词的适当形式填空：1Hegetsupalittle_thanI.(early)2Youdothework_thanTom.(well)3Sheismuch_thanherbrother.(short)4Thispictureis_thanthatone.(beautiful)5Whichis_,thesunorthemoon?(big)6Jackis_ofthetwoboys.(clever),earlier,better,shorter,morebeautiful,bigger,thecleverer,比较级用法：两者比较，常用句