小学英语形容词的比较级和最高级课件

用来修饰名词，表示事物的特征的词。eg：1.anoldmanatallboyashortruler(somethingwrong)2.Sheisbeautiful.3.Let'skeepthedooropen.形容词比较级和最高级（规则变化）1.单音节和少数双音节形容词比较级和最高级的构成。1）在词尾加-er-esttall—taller---tallest2)以不发音的字母e结尾的，加-r-stnice-nicer--nicest3)重读闭音节以一个辅音字母结尾的，双写辅音字母，再加-er-est(辅元辅）big---bigger---biggest4)以辅音字母加y结尾的先将y变为i再加er/esthappy----happier-----happiest5）多音节词、部分双音节词词前加more/mostbeautiful---morebeautiful---mostbeautiful词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardlargewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearlynarrowclever多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterthinnerfatterwetterbiggestthinnesthottestfattestwettesthappierdrierearlierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly少数以-er,-ow结尾的双音节词可加-er或-estold____young_________tall______long__________short_____strong_________big______small__________fat______thin__________heavy____light__________nice_____beautiful________low_______high___________slow_____fast__________小练习原级goodwellbadillmanymuchlittlefarold比较级最高级betterbestworseworstlessmoremostfarther/furtherolder/elderleastfarthest/furthestoldest/eldest巧记：特殊形式比较级和最高级共有三对二合一坏病两多并两好little意思不是小一分为二有两个一是老来二是远不规则变化原级比较级/最高级good/wellbetter/bestbad/illworse/worstmany/muchmore/mostoldolder/elderlittleless/leastfarfarther/further特殊：favorite(最喜爱的)无比较级不规则变化原级比较级/最高级good/wellbad/illmany/mucholdlittlefar特殊：favorite(最喜爱的)无比较级shortoldlongyoungtallslowstrongquickweaklatelargenicefatthinhotbigbeautifulinterestinggoodwellbadmanymuchlittlefar形容词比较级和最高级练习题形容词比较级及最高级的句式用法归类heavy•Thisboxisheavierthanthatone.Thatboxisheavy.形容词的比较级用法比较级的使用：两个人或事物进行比较时，用比较级。•两者比较，形容词的比较级加“than”•Eg.SallyistallerthanBen.•Sally比Ben高。•FredisfatterthanMike.•JimisshorterthanPeter.•PaulisthinnerthanPeter.•Therulerislongerthanthatone.比较级常用句型基本句式：1.A+be+形容词比较级+than+B2.表示两者之间的选择，可使用“Whichis+比较级，…or…?”3.表示不及另一方时，使用“less+原级+than…”Whichislonger,thisoneorthat?Thisparkislessbeautifulthanthatone.4.越来越......比较级and比较级越来越高越来越暖和tallerandtallerwarmerandwarmerInspring,thedaysaregettinglongerandlonger.5.The+比较级…，the+比较级…“越…，就越…”Themoreyoueat,thefatteryouwillbecome.原级常用句型一样长一样慢一样小一样高兴一样红aslongasasslowasassmallasashappyasasredasas+形容词原形+as和...一样1.A+be+as+形容词原形+as+BA和B一样1.Therulerisaslongasthatone.2.Theappleisasredasthatone.3.Iamastallasyou.否定notas+形容词原形+as“和…不一样”或notso+形容词原形+as“不及／不如…TomisnotastallasMike.TomisnotsotallasMike.Thisboyisoldenoughtogotoschool2.so+形容词原级+that丛句Heissobigthathecan’tentertheroombythedoor.3.…too+原级+todosth.Heistooyoungtogotoschool.4.形容词原级+enoughtodosth.注意：比较级前的修饰词：alittle,alot,much,even;far;stilleg：HeisalittletallerthanI.形容词最高级的用法用于三者以上的人或事物做比较1.…oneofthe+最高级+名词复数2.…the+最高级+of(in)…LuXunisoneofthegreatestwriterslastcenturyOfallthemoviestars,IthinkChenlongisthebest.Heisthetallestinourclass.3.Who/Whichis+the形容词最高级.....?用形容词适当形式填空1.Mybrotheristwoyears_____(old)thanme.2.Isyoursister____(young)thanyou?Yes,sheis.3.Whois___(thin),youorHelen?-----Helenis.4.Tomisas________(fat)asJim.5.Fangfangisnotas______(tall)astheothergirls.6.Whichis___(heavy),theelephantorthepig?7.Tomis________(tall)inourschool?8.LuXunisoneof_______(great）writerslastcentury.9.Whichis_______(small),thetiger、thedogandtheant？Production小升初真枪实练（）1.Idon’tknowwhichis_____,soI’lltakethemboth.A.goodB.betterC.bestD.thebest（）2.Canyoudoyourworkwith___moneyand____people?A.less;fewB.less;fewerC.little;lessD.few;lessBB副词用来说明动作或状态的特征，时间，地点，程度，方式等情况。e.g.1.Icansingwell.(good)2.Herunsslowly.(slow)3.Thebooksherearemine4.Heisoutnow.副词的构成1.本身就是副词howverythere等2.形容词+ly。如:slow-slowly;quick-quickly;quiet-quietly3.以辅音字母加y结尾的形容词，变y为i,再加-ly。如:busy-busily;angry-angrily;easy-easily4.少数以不发音e结尾的形容词，要去掉e再加-ly。例如：terrible-terribly;true-truly;gentle-gently但绝大多数以e结尾的形容词仍然直接加-ly。例如：polite-politely,wide-widely等。副词分类1.时间副词：then，before等2.地点副词：here，there等3.方式副词：slowlyfast等4.程度副词：verymuch等5.频率副词：often，always，usually，sometimes，never等6.疑问副词：When，how等副词的比较级和最高级的构成和形容词的比较级和最高级的构成基本相同.e.g.形容词记的最高级前要用定冠词the,副词的最高级前可用可不用定冠词the.MountQomolangmaisthehighestintheworld.Jimjumped(the)highestoftheall.fast-faster-fastestslowly-moreslowly–mostslowly1.“as+副词的原级+as“与.....一样Tomrunsasfastasme2.”notas（so）+副词的原级+as”与.....不一样Idon'trunasfastasmyclassmates.3.”too+副词原级+todosth”太...而不能Heridestooslowlytocatchupwithme.4.”A+动词+副词比较级+than+B”Ioftengetupearlierthanmymother.5.”副词比较级+and+副词比较级”Wecandotheworkbetterandbetter.1.Thebreadis____thanthesecakesA.verydeliciousB.muchdeliciousC.moredeliciousD.asdelicious2.LinTaojumped____inthelongjumpintheschoolsportsmeetingA.farB.fartherC.farthestD.quitefar3.Whentheymetinthehotel.Theytalkedandlaughed______A.happilyB.happyC.happierD.happiestCCA4.Inourcityit’s____inJuly,butitiseven____inAugustA.hotterhottestB.hothotC.hotterhotD.hothotter5.HainanisaverylargeIsland.Itisthesecond______islandinchina.A.largeB.largerC.largestD.mostlargest6.Anelephantis____thanatiger.A.heavyB.veryheavyC.theheaviestD.heavierDCD7.Ahorseis______thanadog.A.muchheavyB.m