比较级和最高级

8AUnit1Grammar比较级和最高级Comparativeandsuperlativeadjectives注：形容词和副词才有比较级和最高级一、单音节与部分双音节词1.直接+er/estlong-longer-longestshort-shorter-shortestsmall-smaller-smallestquick-quicker-quickestslow-slower-slowestclean-cleaner-cleanestfast-faster-fastesthard-harder-hardesthigh-higher-higheststraight-straighter-straightest2.以e结尾的单词+r/stnice-nicer-nicestfine-finer-finestlate-later-latestcute-cuter-cutestwide-wider-widestclose-closer-closestlarge-larger-largestpolite-politer-politest3.以辅音字母+y,去y+ier/iest表示天气的形容词sunny/windy/cloudy/rainy/snowy/dry形容人的词pretty/lazy/angry/shy/sporty/funny注：shy-shyer-shyestshy-shier-shiestshyly-moreshyly-mostshylyfriendly-friendlier-friendliestfriendly-morefriendly-mostfriendlylovely-lovelier-loveliestlovely-morelovely-mostlovely形容事的词easy/early/heavy/emptynoisy-nosier-nosiesthealthy-healthier-healthiestlucky-luckier-luckiest4.一个元音字母+一个辅音字母的重读闭音节,双写辅音+er/estbig/thin/slim/fat/sad/glad/red/hot/wet/fit/madbig-bigger-biggestslim-slimmer-slimmestfat-fatter-fattest不规则变化many/much-more-mostfew-fewer-fewestlittle-less-leastgood/well-better-bestbad/ill/badly-worse-worstfar-farther-farthest表距离远further-furthest表程度深old-older-oldest年龄大小elder/eldest有血缘关系的长幼顺序二、多音节词more/most常见形容词important/interesting/generous/honest/popular/famouse.g.important-moreimportant-mostimportant情感类形容词bored/boring/excited/exciting/tired/tiringe.g.excited-moreexcited-mostexcited以-ful结尾的形容词helpful/careful/grateful/cheerfule.g.helpful-morehelpful-mosthelpful以-ly结尾的副词slowly/quickly/carefully/luckily/happily/noisily/healthily/easilye.g.slowly-moreslowly-mostslowly比较级的用法Weusecomparatives+thantocomparetwopeopleorthings.Weusuallyadd-ertoshortadjectivesandusemorewithlongadjectivestoformcomparatives.形容词的比较级用于两个人或者两个事物之间的对比。短形容词我们加er,长形容词我们加more。判断方法1.thanHelooks___________thanI.(healthy)区别：Ihave__________applesthanyou.manymore+可数名词Ihave__________milkthanyou.muchmore+不可数名词2.AorBWhichis__________,theearthorthemoon.Whichis___________one,theearthorthemoon.(big)3.句子中有even/much/alot/alittleIfelteven___________.(hungry)Herunsmuch___________.(slow)Helooksalot___________.(tired)Heisalittle___________thanbefore.(fat)4.倍数+比较级Myhouseisthreetimes__________thanyours.(big)5.隐含条件It'stooexpensive.Doyouhavea__________one?(cheap)Howbeautifullyhesings!I'veneverhearda__________voice.(good)6.the+比较级，the+比较级越...越...The__________(hard)heworks,the__________(happy)hefeels.The__________(much)youeat,the__________(fat)youwillbe.7.比较级+比较级越来越...Theweatherisgetting__________and__________.(cold)注：形容词、副词前面+less、least表示较不或最不less/leastdifficultmore/mostdifficult最高级的用法Weusethe+superlativestocomparethreeormorepeopleorthings.Weusuallyadd-esttoshortadjectivesandusemostwithlongadjectivestoformsuperlatives.形容词的最高级用于三人及三人以上或三者或三者以上的比较。短形容词后面我们加est,长形容词后面我们加most。判断方法1.A、BorC三者的比较Whichcolordoyoulike__________(good),Green,white,orblack?2.Oneof+the+形容词最高级+名词复数Theriverisoneof__________(long)riversinourown.3.in+someplaceof/among+sb./sth.表范围Kittyis__________(beautiful)inourclass.Heis__________ofthefour.(tall)4.序数词+最高级Theyellowriveristhesecond__________riverinChina.(long)5.有定语从句放在名词后表范围用最高级Thisis__________coatIhaveeverbought.(cheap)注：副词最高级前的the可以省略Heruns__________inhisclass.(fast)Ofalltheboys,hecame__________.(early)比较级和最高级的相互转换Kateisthetallestofallthegirls.=Kateistallerthantheothergirls.(其他所有女孩)=Kateistallerthananyothergirl.(其他任何女孩)注：theother+名词复数anyother+名词单数ShanghaiisthebiggestcityinChina.Shanghaiisbiggerthan__________inChina.=__________inChina.=anyoftheothercities.Shanghaiislargerthan__________cityinJapan.=__________cityinChina.注：any没有排除在外anyother排除在外Nanjingisbiggerthan__________cityinJiangsu.Shanghaiisbiggerthan__________cityinJiangsu.Chinaislargerthan__________countryinAfrica.__________countryinAsia.注：anyother+名词单数（同范围比较）any+名词单数（不同范围比较）