比较级和最高级的用法PPT学习课件

Unit6第五课时,比较级和最高级的用法,1,形容词比较级一般用在比较两个事物的时候。最高级，顾名思义就是在比较时候，某一事物具有某方面最典型的特征。,2,一、形容词、副词的比较级、最高级的构成规则：1一般在形容词、副词后加上er表示比较级加上est表示最高级原级比较级最高级1）smallsmallsmall2)youngyoungyoung3)fastfastfast,er,est,er,est,er,est,3,2以不发音的e结尾的，只加上r表示比较级，加上st表示最高级。1)largelargelarge2)nicenicenice3)finefinefine,r,st,r,st,r,st,4,3以辅音字母+y结尾的，把消去y,然后加上er表示比较级；加上est表示最高级。原级比较级最高级1）earlyearlyearly2)happyhappyhappy,ier,iest,ier,iest,5,4双写最后一个辅音字母，然后加上er表示比较级；加上est表示最高级。原级比较级最高级1）bigbigbig2)thinthinnerthinnest3)wetwetterwettest4)fatfatterfattest5)hothotterhottest,ger,gest,6,多音节词或部分双音节词的比较级和最高级在其前面加more或most。,beautiful,morebeautifulmostbeautiful,important,moreimportantmostimportant,Interestingmoreinterestingmostinteresting,quicklymorequicklymostquickly,tiredmoretiredmosttired,happilyhappilyhappilyheavilyheavilyheavilyexpensivecarefuleasilydeliciouswonderfulpopulardangerous,7,单音节和少数多音节的形容词和副词的比较级和最高级的构成分规则和不规则。变化如下：,8,不规则变化，要多加注意哦！,goodbadmanylittle,wellbadlymuchfar,better,best,worse,worst,more,most,less,least,better,best,farther,farthest,worse,worst,more,most,9,原级比较级最高级,fastshortbigthinfunnyheavyathleticexpensivefar,fastershorterbiggerthinnerfunnierheaviermoreathleticmoreexpensivefartherfurther,fastestshortestbiggestthinnestfunniestheaviestmostathleticmostexpensivefarthestfurthest,10,修饰比较级的词much(的多)、far(的多)、alot(的多)、even(更)、still（仍然）、any(任何)abit(一点儿)alittle(一点儿)eg:Thiscityismuchmorebeautifulthanthatone.这座城市比那座城市漂亮的多。Todayisevenhotterthanyesterday.Shedrivesstillmorecarefullythanherhusband.她开车仍然比她丈夫认真。,11,1）两者（A与B）进行比较，“A比B较/更”。A+谓语+比较级+than+BTom比Sam高。TomistallerthanSam.Tom比Sam跑得快。TomrunsfasterthanSam,形容词比较级的常用句型,Thisbridgeislongerthanthatone.,Ourschoolislargerthantheirs.,12,（2）两者（A与B）进行比较，“A比B大/长/高”A+谓语+数量词+比较级+than+Beg:Tom比Sam大两岁。TomistwoyearsolderthanSam.（3）两者（A与B）进行比较，“哪一个更/较”Which/Who谓语+比较级,AorB?eg:数学和英语哪一科较简单？Whichiseasier,mathorEnglish?Tom和Sam谁跑得更快？Whorunsfaster,TomorSam?,13,（4）两者（A与B）进行比较，“其中A是两者中较”A+谓语+the+比较级+ofthetwo(+名词复数).eg：Tomisthetallerofthetwoboys.汤姆是这两个男孩中最高的.（5）比较级+and+比较级，表示“越来越”eg：Nowitishotterandhotter.现在越来越热。shorterandshorter越来越短longerandlonger越来越长moreandmorebeautiful越来越漂亮moreandmoreinteresting越来越有趣,14,TomisastallasMike.,as+形容词原形+as,Thereareasmanystudentsinourschoolasyours.,TomisthreetimesasoldasMike.,the+比较级，the+比较级“越，就越”eg：越多越好。Themore,thebetter.Themoreyoueat,thefatteryouwillbecome.表示倍数时用:times+比较级+thaneg:Myroomisthreetimesbiggerthanyours,15,三、形容词、副词的最高级形容词和副词的最高级常用来表示三者或三者以上人或物的比较。最高级前加定冠词the1、主语+谓语+the+最高级+of/in/among短语。表示“主语是中最的”。Mymotheristhebusiestinmyfamily.我妈妈是家中最忙的。Ijump(the)farthestinmyclass.我是我们班跳得最远的。Tomisthetallestofallthestudents.Tom是所有学生中最高的。,16,2、oneofthe+最高级+名词复数“最之一”。BeijingisoneofthelargestcitiesinChina.北京是中国最大城市之一。3、the+序数词+最高级+名词表示“第几大长高”TheYellowRiverthesecondlongestriverinChina黄河是中国第二长河。4、Which/Who+谓语+the+最高级,A,BorC?表示“三者中哪一个更、最”Whichisthebiggest,themoon,theearthorthesun?月球、地球和太阳哪一个更大？注意：当最高级前有物主代词修饰时，其前不加定冠词the.Itsourlargestmachineinourfactory.,17,。,Haveatry，please。,1.Whichdoyoulike_(well),applesororanges?2.Whois_(old),JimorTom?3.Jackisrunning_and_(fast).4.Ourcountryisbecoming_and_(beautiful).5.Heis_(tall)ofthethetwoboys.,better,older,faster,faster,more,morebeatiful,thetaller,18,I.用形容词的正确形式填空1.Whichdoyoulike_(well),apples,pearsorbananas?2.Ithinkthisstoryis_(interesting)thanthatone.3.Inthemorningheis_(early).Hisfatheris_(early)thanhe.Hismotheristhe_(early)ofthethree.4.TheYellowRiveristhesecond_(long)riverinChina.5.Hethinkshiscornis_(delicious)ofallthefood.6.Ifeelmathis_(difficult)thanChinese.,best,moreinteresting,early,earlier,earliest,longest,mostdelicious,the,moredifficult,19,四.单项选择。1.Lucyisveryshort,butsheis_thanhersister.A.shorterB.longerC.tallerD.older2.Frankis_friendlythanhisbrother.A.alittlemoreB.afewmoreC.muchD.alittle3.Samis_atChinesethanJim.A.goodB.wellC.betterD.gooder,20,4.Thisoneistoolarge.Canyoushowmea_one?A.largerB.largeC.smallD.smaller5.DoyouthinkMarchis_thanJanuary?Yes,its_warmer.better,alittleB.well,muchC.worse,veryD.nicer,quite,21,6.Im_quieterthanSusan.A.littleB.fewC.alittleD.afew7.Thewatchisnot_beautifulasthatone.A.veryB.tooC.soD.more,22,8.HisFrenchisntsogoodas_.A:heB:himC:hisD:hers9.Itsmuchbetterthan_classes.A.haveB.hasC.tohaveD.having10.Herbagisnewerthan_.A.mineB.myC.meD.I,23,11.The_,thebetter.A.muchB.manyC.moreD.most12.Doyouknowwhois_ofthetwins?A.shorterB.heavierC.theolderD.thefunny13.TheweatherinNorthChinaiscolderthan_inSouthChina.A.B.thisC.theoneD.that,24,13.Whichoneis_,thisoneorthatone?A.goodB.badC.bestD.worse14.Heis_thanme.A.olderB.elderC.youngD.moreyounger15.Ithinkyourroomis_bigger.A.alotB.alotofC.lotsofD.more,25,Followups(随堂练习),1、-MrZhou,allofthestudentsinourgroup,wholives_?-IthinkLiLeidoes.A.fatB.fatherC.farthestD.farest2、TheChangjiangRiveris_thananyotherriverinChina.A.shorterB.longerC.shortestD.longest3、Bobneverdosehishomework_Mary.Hemakeslotsofmistakes.A.socarefulB.ascarefullyasC.carefullyasD.ascarefulas4、_sheis,_shefeels.A.Themorebusy,themorehappyB.Thebusy,thehappyC.Busier,happierD.Thebusier,thehappier5、Theweatherisgettingw_a_w_.(越来越糟糕),C,B,B,DD,orstndorst,26,句型转换：1.Tomistall.Jimisshort.(比较级合并)Tomis_Jim.2.Myhairislong.Maryshairislonger.(合并成一句)Maryshair_mine.3.PedroisthinnerthanSam.(改为同义句)Samis_Pedro.4.Mysisterisbetteratstudythanme.Sheisclever.(改为同义句)Mysisteris_clever(聪明的)thanmeatstudy.5.Peterisfunny.Paulisfunny,too.(合并成一句)Peteris_funny_Paul.,taller,than,is,longer,than,fatter/heavier,than,more,as,as,27,2)比较级：1)A+be+adj比较级+than+B2)A+V+adv比较级+than+B注意：1)比较级修饰词：muchfarevenstillratheralotalittleabit2)加倍数：Abe+倍数+比较级+than+B3)同范围的比较，相当于最高级：比较级+than+anyother+sl(比其他任何一个都。)4）越来越：比较级and比较级5）越.越.：the比较级，the比较级6）两个当中比较.的：the比较级ofthetwo7）Who/Whichis比较级，AorB?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略the2)oneofthe最高级+pl3)Who/Whichisthe形容词最高级，A,BorC?,Thisboxis_thatone.A.heavythanB.soheavythanC.heavierasD.asheavyas2Whenwespeaktopeople,weshouldbe-.A.aspoliteaspossibleB.aspoliteaspossiblyC.aspolitelyaspossibleD.aspolitelyaspossibly3Thisbookis_thatone,but_thanthatone.A.asdifficultas;expensiveB.asmoredifficultas;moreexpensiveC.asdifficultas;moreexpensiveD.moredifficultas;asexpensive,28,2)比较级：1)A+be+adj比较级+than+B2)A+V+adv比较级+than+B注意：1)比较级修饰词：muchfarevenstillratheralotalittleabit2)加倍数：Abe+倍数+比较级+than+B3)同范围的比较，相当于最高级：比较级+than+anyother+sl(比其他任何一个都。)4）越来越：比较级and比较级5）越.越.：the比较级，the比较级6）两个当中比较.的：the比较级ofthetwo7）Who/Whichis比较级，AorB?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略the2)oneofthe最高级+pl3)Who/Whichisthe形容词最高级，A,BorC?,()4Ithinkscienceis_thanJapanese.A.muchimportantB.muchmoreimportantC.importantD.moremuchimportant()5Thispencilis_thanthatone.AlongestB.longC.longerD.aslong()6Mymotherisno_young.A.shorterB.longerC.littleD.few()7Ourclassroomis_largerthantheirs.A.moreB.quiteC.veryD.much,29,2)比较级：1)A+be+adj比较级+than+B2)A+V+adv比较级+than+B注意：1)比较级修饰词：muchfarevenstillratheralotalittleabit2)加倍数：Abe+倍数+比较级+than+B3)同范围的比较，相当于最高级：比较级+than+anyother+sl(比其他任何一个都。)4）越来越：比较级and比较级5）越.越.：the比较级，the比较级6）两个当中比较.的：the比较级ofthetwo7）Who/Whichis比较级，AorB?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略the2)oneofthe最高级+pl3)Who/Whichisthe形容词最高级，A,BorC?,8Whenspringcomes,itgets_.A.warmandwarmB.colderandcolderC.warmerandwarmerD.shorterandshorter9Daybyday,_studentsinourclasscametolikeEnglish.A.moreandmoreB.muchandmuchC.manyandmanyD.lessandleast10_Ilookatthepicture,_Ilikeit.A.Thebest;themoreB.Themore;thelessC.Themore;lessD.More;themore11_hereadthebook,_hegotinit.A.Themore;themoreinterestingB.Theless;themoreinterestingC.Themore;themoreinterestedD.More;moreinterested,30,2)比较级：1)A+be+adj比较级+than+B2)A+V+adv比较级+than+B注意：1)比较级修饰词：muchfarevenstillratheralotalittleabit2)加倍数：Abe+倍数+比较级+than+B3)同范围的比较，相当于最高级：比较级+than+anyother+sl(比其他任何一个都。)4）越来越：比较级and比较级5）越.越.：the比较级，the比较级6）两个当中比较.的：the比较级