Unit+11+Conflict+and+Compromise+Lesson+1+Living+in+a+Community+Grammer+形容词课件-2024-2025学年高中英语北师大版（2019）选择性必修第四册

形容词的比较级Wherethereisawill,thereisaway.Lead-in:Guesswhat?Itisafruit.Itisbiggerthanstrawberry.Itissmallerthanwatermelon.Itisthesourestfruit.LearningObjectives熟记形容词的构成0203熟练运用形容词的比较等级掌握形容词的定义和基本用法01形容词是描述人或事物的特征、性质、类属、状态等的一类词，主要用于修饰、丰富和限定名词的内容。tallshortgood-lookingkindcheerfulquiethumorousannoyingstrongbored形容词的定义性质形容词有级的变化，能用程度副词修饰，在句子中作定语（最多）、表语、宾语补足语或状语（很少）。形容词的基本用法1.Ifyouhadtochoosethesinglemostimportantdiscoveryofthe20thcentury,youwouldhavearealproblemonyourhands.2.Althoughitisimpossibletochoosethemostimportantdiscovery,itispossibletosingleoutafewpoineersofthe20thcentury.3.Whenhecameback,henoticedsomthingstrange.4.Flemingremainedhumbleabouttheamazingoutcomeofhisdiscovery.语法感知后缀例子①名词+ysun–sunny;wind–windy②加后缀-ablecomfort-comfortable;advise-advisable③加后缀-alnation-national;nature-natural④加后缀-enwood-wooden;gold-golden1.本身即为形容词的词：red,glad,nice2.加后缀组成的形容词Grammar：形容词的构成后缀例子⑤加后缀-entdiffer-different;insist-insistent⑥加后缀-ishfool-foolish;self-selfish⑦加后缀-iveexpense-expensive;act-active⑧加后缀-fulpower-powerful;peace-peaceful⑨加后缀-ousdanger-dangerous;fame-famous⑩名词+lyfriend-friendly;month-monthly形容词的比较等级形容词的比较等级包括原级、比较级和最高级。原级：描述人/事物自身情况。比较级：表示两者（人/事物）之间的比较。最高级：表示三者及三者以上（人/事物）的比较。NICEDAY1.肯定句中用“as+形容词原级+as”结构2.否定句中用“notas/so+形容词原级+as结构”形容词原级的用法Myhandwritingisasgoodasyours.我的书法和你的一样好。Thisdictionaryisnotas/sousefulasyouthink.这本字典不如你形象的那样有用。观察并总结：形容词比较级&最高级的变化规则tall-taller-tallestwide-wider-widestbig-bigger-biggestbusy-busier-busiestheavy-heavier-heaviestbeautiful-more/mostbeautiful

直接+er/est以不发音的e结尾的词只+r/st“辅元辅”结构的词双写词尾+er/est以辅音字母+y结尾的词，把y变i+er/est多音节词前+more/most原级比较级最高级good/wellbetterbestbad/illworseworstoldolder/elderoldest/eldestlittlelessleastfarfarther/furtherfarthest/furthestmany/muchmoremost不规则形容词的比较级和最高级：

形容词的比较级JimistallerthanTom.Asspringiscoming,thedayisbecominglongerandlonger.随着春天的到来，白天变得越来越长。Themorelearnedamanis,themoremodestheusuallyis.一个人越有学问，往往就越谦虚。比较级+than:表示一方超过或低于另一方的情况。比较级+and+比较级：越来越...the+比较级...,the+比较级..：越...，（就）越...Jackisthetalleststudentinhisclass.ShanghaiisoneofthebiggestcitiesinChina.上海是中国最大的城市之一。Ihaveneverreadabetterbookthanthis.这是我读过的最好的一本书。形容词的最高级