初三英语专项复习二形容词和副词一.本周教学内容:专项复习(二)形容词和副词(一)概述1.形容词在句中可以做定语,表语,宾语补足语Sheisahappygirl.(定语)Helooksfine.(表语)(常用的系词:be,look,taste,feel,smell,sound,become,get,turn,fall等)Thenewsmademehappy.(宾补)2.副词在句中可以做状语、表语、宾语补足语和定语Heisout.(表语)Ifindtheboyoutside.(宾补)3.大多数的形容词和副词有三个等级:原级、比较级和高级(tall,taller,tallest,little,less,least)(二)形容词和副词的区别副词在句中做状语而形容词不能;修饰动词只能用副词,不能用形容词。位于行为动词后的为副词,位于系词后或名词前的为形容词。例:Hestudieswell.(副词)Helookswell.(形容词)Sheisahappygirl.(形容词)Hefeelshappy.(形容词)Heplayshappily.(副词)(三)形容词和副词的转换1.有的形容词和副词同形,例:far(远的,远地)high(高的,高地)late(迟的,迟地)long(长的,长久)enough(足够的,足够地)early(早的,早地)fast(快的,快地)Heisearly.(形)Hecameearlytoday.(副)2.形容词词尾加“ly”变成副词slow→slowlywonderful→wonderfullycareful→carefully3.以辅音字母加y结尾的happy→happilyheavy→heavily4.以e结尾的terrible→terriblytrue→trulysafe→safelypolite→politelywide→widelyrude→rudely(四)形容词和其它词的转换1.表示天气的名词加y构成形容词could→cloudywind→windyrain→rainysnow→snowysun→sunnyice→icy(sun,ice比较特殊)2.一些动词加ful构成形容词care→carefulthank→thankfulwonder→wonderfulforget→forgetfuluse→usefulhelp→helpful3.一些名词加ly变为形容词friend→friendlyfather→fatherlysister→sisterlymother→motherlylove→lovely4.有些动词后加able变成形容词enjoy→enjoyablecomfort→comfortable5.名词后加ous变成形容词danger→dangeroushumor→humorous(五)区别几组易混淆的副词、形容词already常用于肯定句,个别疑问句,yet常用于否定句、疑问句such修饰名词,so修饰形容词、副词Thetrainhasalreadygone.Theyhaven’tcomebackyet.Ihaveneverseensuchaninterestingfilm.ThisboxissoheavythatIcan’tcarryit.alone(单独、独自)作表语=byoneselflonely(孤独的)可作表语、定语Helivedalone,buthedidn’tfeellonely.他一个人生活但并不觉得寂寞。It’salonelyvillage.这是一个偏僻的村庄。hard(努力地),hardly(几乎不)否定副词Sheworksveryhard,andshehardlyhasarestonSundays.她努力工作,星期日几乎不休息。(六)形容词和副词比较级和最高级的构成规则变化(1)单音节词和少数双音节词1)一般情况加-er或-estfast→faster→fastesthigh→higher→highestclever→cleverer→cleverest2)以字母e结尾加-r或-stfine→finer→finestlate→later→latestnice→nicer→nicest3)重读闭音节、末尾只有一个辅音字母时双写加-er或-est(即1+1+1,一个辅元音字母,加一个辅字母,加一个重读条件)。fat→fatter→fattestbig→bigger→biggestthin→thinner→thinnest4)以辅音字母加y结尾变y为i加-er或-estearly→earlier→earliesteasy→easier→easiestlucky→luckier→luckiest规则变化(2)部分双音节和多音节词,在词前加more或mostslowly→moreslowly→mostslowlyeasily→moreeasily→mosteasilycarefully→morecarefully→mostcarefully不规则变化(特殊记)good/well→better→bestmany/much→more→mostlittle→less→leastfar→farther→farthest(far→further→furthest)bad/badly/ill→worse→worst(七)形容词和副词比较级和最高级的用法1.表示两者(人或事物)的比较时用比较级,通常用连词than引导,表示“较……”或“更……一些”的意思Thiscakeismoredeliciousthanthatone.LiLeijumpedfartherthanJim(did).2.表示三者或三者以上(人或事物)的比较用最高级,最高级的前面一般要加定冠词the,后面可带of(in,among)短语来说明比较的范围Shanghaiisthebiggestci...