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1、比较级规则变化一般单音节词末尾加-er以不发音的-e结尾的单音节词和少数以-le结尾的双音节词只加-r以一个辅音字母结尾的闭音节单音节词,双写结尾的辅音字母,再加-er"以辅音字母+y"结尾的双音节词,yi,再加-er少数以-er,-ow结尾的双音节词未尾加-er其他双音节词和多音节词,在前面加more来构成比较级。构成法tall,shortnice,large,ablebig,thin,fateasy,earlyclever,narrowpopular,beautiful,difficult原级taller,shorternicer,larger,ab
2、lerbigger,thinner,fattereasier,earliercleverer,narrowermorepopular,morebeautiful,moredifficult比较级Grammarguide不规则变化：good/well–betterbad/badly/ill–worsemany/much–morelittle–lessfar–farther/furtherReadinpairsnew—newerbig—biggerthin—thinnerlarge—largernice—nicereasy—easierheavy—heavie
3、rgood—betterbad—worsesmart—smarterfunny—funnierwild—wildertall—tallermany—moremuch—morewell—betterlong—longershort—shortersmall—smaller比较级句型结构:主语+谓语动词+adj./adv.比较级+than+对比成分Payattentionto1.用比较级进行比较时，前后用以对比的必须是同类事物。e.g.Myhairislongerthanhers.herhair2.在形容词比较级前还可much,even,alittle来修饰,
4、表示“…的多”,“甚至…”,“…一点”。e.g.Thiscityismuchmorebeautifulthanbefore.She’salittlemoreoutgoingthanme.3.as…as…同级比较,两个“as”之间必须使用形容词或副词原级。意为“如同……一样……”,notas/so…as“不如……一样……”中间必须使用形容词或副词原级4.“比较级＋and＋比较级”意为“越来越……”。多音节比较级用“moreandmore＋形容词原级”形式。如：It’sgettingworseandworse.Ourlifewillbeccomebettera
5、ndbetter.用形容词的适当形式填空1.Samhas______(long)hairthanTom.2.Tomis______(calm)thanSam.3.Tinais______(tall)and_____(wild)thanTara.4.Paulis______(short)and__________(heavy)thanPedro.5.I’m_______(funny)thanTara.6.Tarais____________(serious)thanTina.longerwildertallerfunniershorterheaviercal
6、mermoreserious7.DuJiahaois_______________(athletic)thanothersinClass19.8.MrChengis____________(outgoing)thanMissQu.moreathleticmoreoutingExercise1.Thetwins______lovelygirls.A.areallB.arebothC.bothare2.IlikedrawingandIamgood_____it.A.inB.onC.at3.Thatboxeris_______thanothers.A.morea
7、thleticB.athleticerC.muchathletic单项选择BCA4.Sheisthreeyears_______thanIam.A.oldB.moreoldC.older5.Ithinkagoodfriendshouldmakeme____.A.laughB.laughingC.tolaughCA6.--Whichofthecapswillyoutake--I’lltake_______.oneformyfathertheotherformybrother.A.neitherB.bothC.all7.SamlookslikehisDad.T
8、heyare______tall.A.eitherB.anyC.a
