初中英语人教版八年级上册形容词和副词比较级和最高级学习.ppt

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1、Unit3I'mmoreoutgoingthanmysisterPeriod2学习目标复习as…as;notas(so)…as句型；掌握形容词、副词比较级和最高级形式的变化规则；掌握形容词、副词比较级和最高级的基本句型；反复巩固练习本课时重点知识以达到熟练运用程度。Thisappleisasbigasthatone.Thisappleisn’tasbigasthatone.Isthisappleasbigasthatone?bigbigMelodyandMaryMelodyisastallasMary.MelodyisasbeautifulasMary.Melody’se

2、yesareasbigasMary’s(eyes).MelodyrunsasfastasMary.MikeJackMikeistallerthanJack.JackisshorterthanMike.形容词/副词比较级和最高级变化规则构成方法原级比较级/最高级单音节和部分双音节单词talllongoldlargenicethinbighotredangryeasybusy一般在词尾加-er或-esttaller/tallestlonger/longestolder/oldest以字母e结尾，直接加-r或-stlarger/largestnicer/nicest以重读闭音节

3、结尾的，如末尾只有一个辅音字母，应先双写该字母，再加-er或-estthinner/thinnestbigger/biggesthotter/hottestredder/reddest以“辅音字母+-y”结尾的，先把y变成i，再加-er或-estangrier/angriesteasier/easiestbusier/busiest多音节词和部分双音节词在前面加more和mostusefulbeautifulinterestingcarefullyseriousmoreusefulmorebeautifulmoreinterestingmorecarefullymores

4、eriousmostusefulmostbeautifulmostinterestingmostcarefullymostserious比较级+er最高级+est直接加双写加变y为i加长单词加more或most原级比较级最高级bad/ill/badlyworseworstmany/muchmoremostgood/wellbetterbestlittle少的lessleastoldolder/elderoldest/eldestfarfarther/furtherfarthest/furthest2.不规则变化【巧记】：特殊形式比较级,共有三对二合一,坏病两多和两好lit

5、tle意思不是小,一分为二有两个,一是老来二是远funnyfriendlyoutgoinghard-workingsmartlazy(run)fast(jump)high(work)hard(getup)earlyfunnierthefunniestfriendlierthefriendliestmoreoutgoingthemostoutgoingmorehard-workingthemosthard-workingsmarterthesmartestlazierthelaziestfasterthefastesthigherthehighestearliertheea

6、rliestharderthehardest做题了，看看谁最棒？形容词、副词的比较级句型Janeis_______thanGrace.Graceis______thanJane.JaneGracethinnerfatterthinfatoutgoingBingbingYuanhuiYuanhuiisoutgoing._________________________________.YuanhuiismoreoutgoingthanBingbingYaoMingQiaoenQiaoenisshorterthanYaoMing.YaoMingistallerthanQiao

7、en.YaoMingrunsfasterthanQiaoen.Qiaoen’shairislongerthanYaoMing’s(hair).QiaoenhaslongerhairthanYaoMing.YaoMinghasshorterhairthanQiaoen.Thedogisbiggerthanthemouse.Theboyisyoungerthantheman.比较级ConclusionA+be+形容词比较级+than+B形容词/副词比较级句式的结构：Lilyrunsfasterthanthecat.Jomsings