unit3形容词副词比较级和最高级.ppt

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1、形容词、副词原级、比较级一、规则变化：1、一般直接在词尾加er;esttall—taller--tallestlight—lighter--lightest2、以字母e结尾的直接加r;nice—nicer—nicestfine—finer—finest3、以辅音字母加y结尾的形容词，要变y为i再加er;estheavy—heavier—heaviestbusy—busier--busiest4、以重读闭音节结尾且末尾只有一个辅音字母的形容词，要双写末尾的辅音字母再加er;estthin—thinner--thinnesthot—hotter—hottestbig—bigger—bigg

2、est5、多音节形容词或部分双音节形容词变比较级在前面加more,beautiful—morebeautifulimportant—moreimportant6、以ly结尾的副词，比较级在原型前加moreeasily--moreeasily两个形容词early和friendly除外early—earlierfriendly--friendlier二、不规则形容词的比较级最高级原级比较级最高级good/wellbetterbestmany/muchmoremostlittlelessleastill/bad/badlyworseworstfarfarther/furtherfarthes

3、t/furtheroldolder/elderoldest/eldest注：older一般指年龄大小；Myfatherisolderthanmymother.elder指长幼关系(一般修饰名词作定语);Myelderbrotherisadriver.farther指距离更远；further指抽像的.IwanttostudyEnglishfurther.furtherreadingadj.adv.比较级、最高级的构成P93原级比较级happyeasilyhardlargethinlittlemanybadlyhappiermoreeasilyharderlargerthinnerless

4、moreworselonglargehoteasygoodhappybigslowlylongerlargerhottereasierbetterhappierbiggermoreslowly写出下列形容词和副词的比较级9.important10.bad11.well12.useful13.few14.hard15.muchmoreimportantworsebettermoreusefulfewerhardermore比较级的用法1、两者之间的比较，句中有明显的标志词thanTomistallerthanJohn2、Which/Whois+比较级,AorB?Whichiseasier

5、,mathsorEnglish?3、能修饰比较级的副词及短语：much(…的多)、even(更…)、still、alittle、alot.abit（更…）ThiscityismuchmorebeautifulthanthatoneTodayisevenhotterthanyesterday.比较级的特殊用法the+比较级+ofthetwo/twins(双胞胎）两者中较……的一个Heis_______(old)ofthetwoboys.theolder2.the+比较级，the＋比较级越…就越…你越粗心，犯的错误就越多。The__________youare,the____mistake

6、syouwillmake.morecarelessmore3.比较级+and+比较级越来越……当形容词或副词为多音节时，必须用moreandmore+原级Thepopulationisgrowing___________________.越来越快fasterandfasterThecityhasbecome(越来越漂亮)_______________________.moreandmorebeautifulThemoreyoueat,thefatteryouwillbecome4.表示“大3岁”，“长2米”时，要用数量词+比较级Heis______________thanI.他比我大三

7、岁。threeyearsolderThebridgeis______________thanthatone.这条桥比那条长两米。twometerslonger5.在比较级中，用that代替上述出现过的不可数名词，用those代替上述出现过的复数名词。Thewaterintheglassiscleanerthan______intheriver.杯子里的水比河里的要干净。Ilikethesepicturesbetterthan______onth