英语比较级课件

比较级构成法原级比较级最高级一般单音节词末尾加-er,-esttallgreattallergreatertallestgreatest以不发音的e结尾的单音节词,加-r,-stnicelargenicerlargernicestlargest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,-estbighotbiggerhotterbiggesthottest“辅音字母+y”结尾的词,改y为i,再加-er,-esteasybusyeasierbusiereasiestbusiest规则变化：其他多音节词，在前面加more,most来构成比较急和最高级Important,beautiful原级比较级最高级goodwell(健康的)betterbestbadillworseworstmanymuchmoremostlittlelesslestfarfartherfurtherfarthestfurthest不规则变化写出下列单词的比较级和最高级Thedogisbiggerthanthemouse.Thehorseisthebiggest

ofall.Theboyisyoungerthantheman.Thebabyistheyoungestofthethree.bigbiggerbiggestyoungyoungeryoungestJimLiLeiTomLiLeiistallerthanTom.Jimisthetallestofall.￥30￥20￥10Theyellowcoatischeaperthanthepurpleone.Thebrowncoatisthecheapestof

thethree.Thedogis

biggerthan

themouseTheboyis

youngerthantheman.LiLeiistallerthanTom.Theyellowcoatis

cheaperthanthepurpleone.ConclusionA+be+比较级+than+B形容词比较级句式的结构：ConclusionThehorseisthebiggestofall.Thebabyistheyoungestofthethree.Thebrowncoatisthecheapest.Jimisthetallestinourclass.主语+be+the+最高级+of/in…..形容词最高级句式的结构：￥30￥20￥10TomLiLeiJimyoungcheaptallJimisstrong.LiLeiis.Tomis.strongerthestrongestExerciseThebluecarisnice.Theredcarthebluecar.(红车比蓝车好看）Thecolourcarofall.（彩色车最好看）isnicerthanisthenicest形容词比较级的用法：形容词比较级通常可分为原级、比较级、最高级三种基本形式。as+原级+as

…和…相同比较级+than…比…较为The+最高级+of(in)在…中最为…1.原级的用法:(1)句型：A+动词+as+原级+as+B

(程度相同)Myuncleisastallasyourfather.Herskinisaswhiteassnow.Thisjacketisascheapasthatone.Mydogisasoldasthatone.(2)否定句：A+动词+not+as+形容词原级+as+B=

A+动词+not+so+形容词原级+as+B(表示A、B程度不同，即A不如B那么…)Heisnotas(so)fatasI.

TheweatherinBeijingisnotas(so)hotasthatinWuhan.2.比较级的用法：（1）句型：A+动词+形容词比较级+than+B

MaryisyoungerthanI.HangzhouismorebeautifulthanWuhan.

（2）需注意的比较级用法在形容词比较级前还可以用much、even、still、alittle来修饰Heisevenslowerthanbefore.JapanisalittlelargerthanGermany.B.比较级+thananyother+单数名词（比其他任何一个别的…都…）Heisbetterthananyotherstudentinhisclass.Thiswatchismoreexpensivethananyotherwatchintheshop.