比较级最高级课件

GrammarFocus形容词的比较级和最高级comparativesandsuperlativeswithadj.andadv.大多数形容词和副词有三个等级：原级、比较级、最高级。一、形容词比较级的构成构成的规则变化:short-shortersmall-smallernicenicersafesafer------bigthinheavyheavierhappyhappierbigbiggerthinthinner1)在形容词后直接加-er。如：short--shortersmall--smaller2)以不发音的e结尾，直接加r.如:nice--nicersafe--safer3)重读闭音节词末尾只有一个辅音字母时,先双写这个辅音字母,再加-er。如:big–biggerthin–thinner4)以“辅音字母+y”结尾的双音节词，先改y为i,再加-er。如：easy–easierhappy–happierdelicious–moredeliciousinteresting–moreinterestingimportant—moreimportantcarefully---morecarefullyquickly---morequicklyslowly---moreslowlyeasily---moreeasily5)多音节词和部分双音节词在词前加more。如：delicious–moredeliciousinteresting–moreinterestingimportant—moreimportantcarefully---morecarefullyquickly---morequicklyslowly---moreslowlyeasily---moreeasily形容词最高级的构成A:tallshortquickthicklightcoolwarmquietwildcalmthe--esttalltallertallestB:heavyeasytidydrybusyhappyhealthyhungryearlyy--i--estC:largelatenice--stbiggestD:bighothottestthin“双写”thinnestwetwettestfatfattestAdjectivedeliciousdangerousinterestingpopularbeautifulcarefulfriendlythemost--adj.用法：英语中三者或三者以上相比较，表示“最……”这样的最高程度概念时，要用“the+最高级”的结构表示。这种句式一般带有表示比较的介词短语，比如:inourclass,ofthethree等。例如：WangLinisthetallestinourclass.Thistheateristhecheapestofthethree.最高级变法有以下几点：形容词的最高级a.直接加-est.如：short--shortestsmall--smallestb.以-e结尾的形容词，最高级+-st。如：large—largestnice—nicestcute—cutestc.以辅音字母+y结尾的形容词，变y为i+est。busy—busiestheavy—heaviesteasy—easiesthappy—happiestdirty—dirtiestd.以重读闭音节结尾，末尾只有一个辅音字母结尾的词，双写最后一个辅音字母，再加+er或+est。如：big—bigger—biggestthin—thinner—thinnestfat—fatter—fattesthot—hotter—hotteste.多音节和部分双音节形容词，需在原级前+more构成比较级，+most构成最高级。如：important—moreimportant—mostimportantbeautiful—morebeautiful–mostbeautifuldifficult—moredifficult—mostdifficult1）一个元音字母后跟一个或几个辅音字母，他们组成的音节必须是重读音节（2）以一个辅音音素结尾；（3）元音字母发短元音。3.不规则变化：原级比较级最高级good/wellbetterbestbad/illworseworstlittlelessleastmany/muchmoremostfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldest最高级规则变化口诀：最高级，很容易，一般词尾加est。(cheap-thecheapest)词尾若有哑音e,直接就加st。(close-theclosest)重读闭音节,单辅音字母要双写。(big-thebiggest)辅音字母加y,记得把y变为i。(friendly-thefriendliest)多音节，考考你，themost到底加哪里？(popular-themostpopular)TheComparativeSuperlativeDegreesofAdjectives&Adverbs总结形容词和副词比较级和最高级latelater-latestearlyearlier–earliestbigbigger-biggestfluently/difficultmore～,most～重读闭音节、末尾只有一个辅音字母双写加–er或–est单音节词在词尾比较级加-er或最高级加-est以e结尾的词，只需加－r或－st以辅音字母加y结尾双音节词变y为i加–er或–est部分双音节和多音节词在原级前加more或most少数以er,ow结尾的双音节词加-er-esttalltaller-tallestclevercleverer-cleverestcheap,cold,small,warm,young,highfine,nice,safehappy,busy,dirty,easy,lazy,prettyfat,hot,red,thin,wet,sadnarrow,yellowquickly,slowly,useful,careful,popular,modern,形容词和副词比较级和最高级构成(规则变化)不规则变化good/well–better-bestmuch/many–more-mostbad/badly/ill–worse–worstlittle–less–leastfar–farther/further–farthest–furthestold–older/elder–oldest/eldest1.Paulisvery_______.Heis________thanhisbrother.A.heavy---heavierB.heavy---heavyC.heavier---heavierD.heavy---heavyer2.Ithasthe________clothingstoreinthetown.A.goodestB.gooddestC.bestD.better3.Thisruleris____thanthatone.A.longB.longerC.thelongestD.longest4.Thisbookis____ofall.A.cheapestB.cheapD.cheaperD.thecheapest5.Heismuch____thanhisbrother.A.tallerB.tallC.thetallestD.tallest6.LiLeiis____olderthanLucy.A.quiteB.veryC.muchD.more一.单选。1.Whois_______(quiet),MaryorJane?2.Lucyismuch_____(smart)thanLily.3.MissDuisalittle________(outgoing)thanhersister.4.MyEnglishteacherisquite_____(good)attellingstories.5.Jimrunsvery_____(fast),Ican’tfollowhim.ClassexercisesWriteareport•“Myfriend”•Writeaboutthethingsthataredifferentbetweenyouandyourfriend.（hair,build,character,age…..)•Ihaveagoodfriend.His/Hernameis…He/Sheis…than…I’m…than…形容词和副词比较级的用法1.Whorunsfaster,heorshe?2.Herunsfasterthanshe.3.Herunsmuchfasterthanshe.4.Hebecomeshealthierandhealthier.5.Themoreyouexercise,thehealthieryouwillbe.6.Sheislesshealthythanhe.1.表示两者之间的选择,可用“Which/Who…+比较，…or…?”.2.表示两者之间的比较，通常用连词than引导，表示“更······一些”．3.much/far/alot,even,still,alittle/abit…修饰比较级,表示程度.Whorunsfaster,heorshe?Herunsfasterthanshe.Herunsmuchfasterthanshe.4.“比较级+and+比较级”表示“越来越……”5.“the+比较级,the+比较级”表示“越…,越…”6.表示不及另一方时，用“less+原级+than…”(双音节和多音节词)Hebecomeshealthierandhealthier.Themoreyouexercise,thehealthieryouwillbe.Sheislesshealthythanhe.Heishealthierthanshe.Shanghaiisbecomingmoreandmoremodern.1.比较级+and+比较级越来越…2.the+比较级,the+比较级越…,越…3._______________youare,_________mistakesyouwillmake.(你越仔细，做错的题目就越少）4.__________youeat,_________you’llbe.(你吃得越多,就越胖)5.Alicewriteswell.Marywrites_________________thanshe.(甚至更好）ThemorecarefulthefewerThemorethefatter1.Thegirlbecomes______________________.(越来越漂亮）moreandmorebeautiful2.Theweatherisgetting_________________.(越来越槽糕）worseandworseeven/stillbetter1.表示三者或三者以上比较,可用”Which/Who…+最高级,…,…or…?”表示.2.最高级+of/among(同类比较)in…(范围比较)4.oneof+形容词最高级+名词复数表示“最…之一”3.序数词修饰最高级形容词和副词的最高级的用法Whoisthetallest,Tom,Mike,orJack?Tomisthetallestofthethree.Mikeisthesecondtalleststudentinourclass.Jackisoneofthetalleststudentsinourclass.Tomruns(the)fastestinourclass.3.LinTaois__________________________intheclassbecausehenevergetstoschoolontime.（最懒的学生之一）4.Edisonwas______________