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1、形容词 副词原级、比较级 和 最高级,small,big/large,high,low,98,36,Mary,Tom,tall,short,hard,soft,sweet,sour,pretty,ugly,fresh,stale,clever,stupid,1+1=?,1067x582-231=?,easy,difficult,small,big/large,The yellow box is smaller than the green one.,high,low,98,36,Mary,Tom,Marys mark is higher than Toms.,tall,short,The bo
2、y is taller thanthe girl.,hard,soft,The stone is harder thanthe bread.,sweet,sour,Watermelon is sweeter than lemon.,pretty,ugly,Snow white is prettier than the witch.,fresh,stale,This apple is fresher than that one.,clever,stupid,The goat is cleverer than the wolf.,1+1=?,1067x582-231=?,easy,difficul
3、t,This math question is easier thanthat one.,形容词的比较级和最高级,两者进行比较时，用比较级，“比更”。三者或三者以上进行比较时，用最高级，“最”.比较级的变化规则：1）单音节词尾加er和est变成比较级和最高级newnewer-newesthard harderhardestgreatgreatergreatest,2.单音节以e结尾，只加r和st-largelargerlargest-nicenicernicest3.以重读闭音节结尾，且词尾只有一个辅音字母的词，应双写这个辅音字母，再加er,est.-fatfatterfattest-bigb
4、iggerbiggest,4.以辅音字母+y结尾的单词，先把y去掉，再加ier和iest.-easyeasiereasiest-happyhappierhappiest5.其它双音节和多音节词皆在词前面加more和most-difficultmore difficultmost difficult-importantmore importantmost important,6.不规则变化-good/wellbetterbest-bad/illworseworst-many/muchmoremost-little/fewlessleast,用法,1.比较级只用于两者之间 常用于比较级+than结
5、构中。他比我胖He is fatter than I.2.最高级常用于“the+最高级+比较范围”结构她是这个班里最好的学生。She is the best student in the class.他在这个班唱歌最好。He sings(the)best in the class.形容词最高级加the,副词最高级常可省去the.,练习,1)他比我要聪明2)中国比美国大3)他们比我们跑得快4)这幅画比那幅画漂亮5)这个女孩是全班最瘦的6)他开车是所有人当中最快的一个。,1)他比我要聪明He is cleverer than me.2)中国比美国大China is larger than the
6、U.S.3)他们比我们跑得快They run faster that us.4)这幅画比那幅画漂亮This picture is more beautiful than that one.5)这个女孩是全班最瘦的The girl is the thinnest in her class.6)他开车是所有人当中最快的一个。He drives(the)most quickly among them all.,longbiglargebusycoldthinhappy,longerbiggerlargerbusiercolderthinnerhappier,easyprettyheavyuglyfa
7、thotsad,easierprettierheavieruglierfatterhottersadder,interestingdifficultbeautifulboring,more interestingmore difficultmore beautifulmore boring,goodbadmanymuchfewlittlewell,betterworsemoremorefewerlessbetter,The red dress is _(large)than the blue one.The boy is _(tall)than the girl.The blue suitca
8、se is _(heavy)than the brown one.This dictionary is _(expensive)than that one.Mary is _(thin)than Sam.,larger,taller,heavier,more expensive,thinner,It is warm today,but it was _warmer_ yesterday.It is wet today,but it was _ yesterday.Hes late again today,but he was _ yesterday.The test is easy,but t
9、hat one is _.This bookcase is large,but that one is _.,wetter,later,easier,larger,This is the largest dress in the shop.Hans is the tallest student in our class.Yesterday was the hottest day in the year.The green suitcase is the heaviest of them all.It is the most expensive car I have ever seen.,Thi
10、s policeman is tall.He is the tallest policeman I have ever seen.This street is clean.It is _ _street I have ever seen.This river is long.It is _ _ _ I have ever seen.,the,cleanest,the,longest,river,The knife is blunt._ _ _ _ _ I have ever seen.This man is old._ _ _ _ _ I _ _ _.,It,is,the,bluntest,knife,He,is,the,oldest,man,have,ever,seen,
