《比较级讲解》PPT课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,形容词与副词的比较级,1.大多数形容词与副词有三个等级：,原级，,比较级,，最高级。,其中,比较级表示“更.”，用于两者（人和事物）,之间的比较，说明“前者比后者更.”,比较级,常用的修饰词,有:even(甚至）；much(.得多）；,still（仍然）；a little（一点）；a lot(很）,注意：比较级不能用的修饰词有:very;too;quite;so,2.形容词与副词的比较级的,构成,：,规则变化,（1）,单音节,的形容词，一般在词尾直接加 er,eg:smart,smart,er,fast fast,er,high high,er,tall tall,er,long long,er,short short,er,hard hard,er,quiet quiet,er,slow slow,er,(2)以不发音字母 e 结尾的形容词，直接在词尾加 r,eg:nice,nice,r,fine fine,r,large large,r,wide wide,r,close close,r,late late,r,(3)以辅音字母加 y 结尾的形容词，先变 y 为 i,再加 er,eg:easy,eas,ier,busy bus,ier,heavy heav,ier,funny funn,ier,early earl,ier,lazy laz,ier,friendly friendl,ier,shy sh,ier,4.,以重读闭音节结尾词，如果词尾只有一个辅音,字母，并且前面也只有一个元音字母，先双写,辅音字母,再加 er,eg:big,big,ger,hot hot,ter,thin thin,ner,fat fat,ter,(5)多音节的形容词，在词钱直接加 more,eg:outgoing,more outgoing,popular ,more popular,difficult ,more difficult,beautiful ,more beautiful,important ,more important,interesting ,more interesting,(6)由形容词加 ly 构成的副词，以及由ing或ed 结尾的,形容词，直接在词前加more,eg:slowly,more slowly,loudly ,more slowly,quietly ,more quietly,clearly ,more clearly,boring ,more boring,bored ,more bored,exciting ,more exciting,excited ,more excited,不规则变化：,1.good/well,better,2.bad/badly ,worse,3.many/much ,more,4.little,less,5.far ,farther/further,6.old ,older/elder,3.形容词与副词的比较级的,用法,：,（1）,主语+be+比较级+than+比较的对象,表示“.比.更.,eg:Tom,is taller than,Bob.,Tom,isnt taller than,Bob.,Is,Tom,taller than,Bob?,Yes,he,is,.No,he,isnt,.,eg:I,am more outgoing than,him.,I,am not more outgoing than,him.,Are,you,more outgoing than,him?,Yes,I am.No,I am not.,(2)主语+,实义动词,+比较级+than+比较的对象,eg:He,runs faster than,me.,He,doesnt run faster than,me.,Does he,run faster than,me?,Yes,he does.No,he doesnt.,eg:I sing better than him.,I dont sing better than him.,Do you sing better than him?,Yes,I do.No,I dont.,3.比较级+and+比较级：表示“越来越.,eg:Our life is getting,better and better,.,The weather gets,hotter and hotter,.,4.more and more+原级：表示“越来越.,eg:Our school is becoming,more and more beautiful,.,He is running,more and more slowly,.,5.the+比较级，the+比较级：,表示 “越.,就越.,eg:,The more,you read,the more,you know.,The more,you eat,the fatter,you are.,6.同级之间的比较：,肯定句：,as+,原级,+as :与.一样,否定句：,not as/so+原级+as:与.不一样,基本句型：,（1）主语+be+as+原级+as+比较的对象,eg:Jim is as,tall,as you.,Jim is not,as/so,tall as you.,Is Jim as,tall,as you?,Yes,he is.No,he isnt.,Linda is as outgoing as him.,Linda is not as/so outgoing as him.,Is Linda as outgoing as him?,Yes,she is.No,she isnt.,(2).主语+实义动词+as+原级+as+比较的对象,eg:Jack,runs as fast as,me.,Jack does,not run as/so fast as,me.,Does Jack,run as fast as,me?,Yes,he does.No,he doesnt.,Tom works as hard as Mary.,Tom does not work as/so hard as Mary.,Does Tom work as hard as Mary?,Yes,he does.No,he doesnt.,形容词与副词的转换及使用：,eg:This is an,interesting,book.,He spoke too,loudly,just now.,形容词变副词的方法：,（1）一般情况直接在形容词为加 ly,eg:loud,loud,ly,quiet quiet,ly,quick quick,ly,(2)以元音字母加 e 结尾的形容词，去e 加 ly,eg:true,tru,ly,(3)以辅音字母加e 结尾的形容词，直接再词尾加 ly,eg:wide wide,ly,strange strange,ly,(4)以 y 结尾的形容词，先变 y 为 i 再加 ly,eg:easy,eas,ily,angry angr,ily,heavy heav,ily,happy happ,ily,(5)以 le 结尾的形容词，去 e 加 y,eg:terrible terrib,ly,possible possib,ly,反意疑问句：,如果陈述部分是肯定的，疑问部分就用否定的；,反之，如果陈述部分是否定的，那么疑问部分就用肯定的。,若前面陈述部分的主语是this/that,疑问部分的主语就用,it 代替,eg:This is an orange,isnt it,?,Jim likes listening to music,doesnt he,?,She is good at swimming,isnt she,?,Tom didnt go to school yesterday,did he,?,He isnt a student,is he,?,Linda doesnt work hard,does she,?,