英语语法-形容词和副词.ppt

形容词和副词,一形容词和副词的定义和区别：P57.,二形容词和副词的比较级和最高级,原级比较：asas,notasas,notsoas,倍数asas,李利和杰克一样高,LilyisastallasJack.,她跑的和她哥哥一样快,Herunsasfastashisbrother.,这座桥的长是那座桥的三倍,Thisbridgeisthreetimesaslongasthatone.,将上列句子改成否定句,二比较级,写出下列形容词或副词的比较级形式：smalltalloldnicelatefreewetbigfatheavyearlyhappybeautifulinterestingdelicious,不规则变化P.60,比较级的用法：比较级thanThisdressisnicerthanthatone.Lighttravelsfasterthansound.,比较级前可用much,far,alot,alittle,even,still,abit,rather,many及倍数或度量单位来修饰Theweathertodayismuchcolderthanthatofyesterday.HegottoschoolthreeminutesearlierthanMary.Therearemanymorepeopleinthissupermarketthaninthatone.,*比较必须对等TheweatherinShanghaiisbetterthanBeijn.,TheweatherinShanghaiisbetterthanthatinBeijin.,JanesskirtismorebeautifulthanMary.,JanesskirtismorebeautifulthanMarys.,*比较级中第二次出现的单数和不可数名词用that,复数用those,*比较时要把自身排除在外,杰克比班里别的学生要高1.Jackistallerthananystudentinhisclass.2.Jackistallerthananyotherstudentinhisclass.,汤姆比班里的男孩要高,Tomistallerthananyotherboyinhisclass.,汤姆比班里的女孩要高,Tomistallerthananygirlinhisclass.,*比较级时，由of结构表示比较范围，比较级前需加the,Thegirlistheshorterofthetwo.Ofthetwobooks,thisoneisthecheaper.,*比较级的其他用法：1.比较级and比较级表示越来越,HisEnglishisbetterandbettereveryday.Now,itiscolderandcolder.Ourcityisbecomingmoreandmorebeautiful.,2.the+比较级，the+比较级表示越就越,Themore,thebetter.Thefasteryourun,themoretiredyouwillbe.Theharderyoustudy,thebetteryouwillbe.,*不如的表达方法；lessthan用法相同,最高级的用法形式和比较级的形式雷同,the+最高级范围,Heisthetallestinourclass.ShanghaiisthelargestcityinChina.Jimstudies(the)hardes