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1初二英语Unit4辅导语法：最高级形式的构成（1）规则变化：①单音节词和部分双音节词在原级后加-est，如：great--greatestclever--cleverest②以e结尾的单词，在词尾后加-st。nice--nicestfine--finest③以辅音字母加y结尾的单词，把y变为i，再加-est。happy--happiestheavy--heaviest④重读闭音节末尾只有一个辅音字母的单词，双写最后的辅音字母，再加-est。hot—hottestbig--biggest⑤绝大多数双音节和多音节词前面加most构成最高级。important--mostimportantinteresting---mostinterestingbeautiful--mostbeautifulpopular--mostpopulardifficult---mostdifficultcreative--mostcreativeboring--mostboringexpensive--mostexpensive(2)不规则变化少数形容词(和副词)的比较级及最高级变化不规则，我们要熟记。good／well-better---*bestbad／ill／badly-worse--*worstmany／much---more--*mostlittle---less---*leastfar---farther--*farthestfar-further—furthestold---older---oldestold-----elder-----eldest写出下列形容词的比较级和最高级。1.good/well____________2.bad/badly____________3.many/much____________4.far____________5.little____________6.beautiful____________7.thin____________8.easy____________9.comfortable____________10.nice____________形容词最高级用于三个及其以上的人和物进行比较,其结构形式为:主语+谓语(系动词)+the+形容词最高级+名词+表示范围的短语或从句。Sheis__________student______herclass.她是班上最好的学生。Shanghaiisoneof_________cities_______China.上海是中国最大城市之一。Thisis___________appleIsee.这是我见到的最大的苹果。Tomis______________boyinhisbasketballteam.汤姆是他们篮球队中个子最高的孩子。Jimis________________ofthefour.吉姆是四个人中年龄最大的。改写同义句：1.Larryisdifferentfromme.Larryisn’t_____________________me.2.LilyisthinnerthanLucy.Lucyis_______thanLily.3.MyfavoritesubjectisEnglish.I_______English________.4.Heistallerthantheothertwo.Heis_________________thethree.用所给单词的适当形式填空1.Beijingisoneof____________(big)________(city)inChina.2.Whois_________(tall),Nancy,TinaorKate?3.Tomhas_____________(many)booksinourclass.4.Thingsinthesupermarketare_____________(expensive)thanothershops.指点迷津：“比较级”与“最高级”的互换：在英语中，有时形容词、副词的比较级和最高级可以进行句式转换。如：Heisthetalleststudentinhisclass.=Heistallerthananyotherstudentinhisclass.=Heistallerthantheotherstudentsinhisclass.=Nobodyelseinhisclassistallerthanhim.改写：TheChangjiangRiveristhelongestriverinChina.2=TheChangjiangRiveris_________________________inChina.=TheChangjiangRiveris_____________________riversinChina.=Nootherriveris____________theChangjiangRiverinChina.句型转换1Tomistallerthananyotherstudentinhisclass.(同义句)Tomis________________________studentinhisclass.=Tomis____________________________studentsinhisclass.2Jennyisfive.Judyissix.Julieisseven.Jennyis_____________Julie.Julieis____________ofthethree.Jennyis______________ofthethree.3Chairsarenotascomfortableassofas.(同义句)=Sofasare_____________thanchairs.=Chairsare____________thansofas.4IliketogotoTownCinemabecauseithasthebiggestscreens.(划线提问)______doyouliketogotoTownCinema?形容词最高级用法:当需要对三者或三者以上的人或事物进行比较，表示“最……”的含义时，需要用_____级。我们在使用最高级时应注意以下几点:1、形容词最高级前通常要加定冠词，但如果最高级前有物主代词、名词所有格等修饰时，则不用定冠词。如：(1)Mondayismybusiestday.(2)JimisMike’sbestfriend.。2、形容词最高级常与介词in或of引导的短语（说明比较范围）连用。若介词后的名词或代词与句中的主语是同一类人或物时，常用of短语。当强调是在某一范围、场所内进行比较时，常用in短语。如：(1)Sheistheoldestofthesechildren.(2)Lilyistheyoungestinherclass.3、形容词最高级前可用序数词进行限定，共同修饰后面的名词，其结构为：the+序数词+形容词最高级+名词。如：TheYellowRiveristhesecondlongestriverinChina.黄河是中国第二长河。用所给单词的适当形式填空：1.RenminRestauranthas___________(friendly)serviceinourtown.2.Peopleliketravellingbyplanebecauseit’s___________(comfortable)thantakingatrain.3.Webuyclothesinthe________(cloth)stores.4.LinTaoisoneof_________(good)studentsinourschool.5.Talentshowsare_______(get)moreandmorepopular.6.Veraisoneofthebest___________(perform)intheworld.单项选择1().---Whatahotday!---Theweatherreportsaysitwillbeeven_____tomorrow.A.coolerB.hotterC.wetterD.colder2()ManyChinesestudentsthinksciencesubjectsare_____foreignlanguages.A.moredifficultasB.lessdifficultthanC.muchdifficultthanD.sodifficultas3()Tian’anmenSquareisoneof________squaresintheworld.A.largeB.largerC.largestD.thelargest翻译句子：1．这本书跟那本书一样有趣。Thisbookis_______________thatone.2．你游泳没有你弟弟好。Youcan’tswim_______________yourbrother.3．今天比昨天冷的多。Itis___________today______itwasyesterday.4．肯德基的汉堡包是最可口的。ThehamburgersinKFCare_________________ofall.5．他比我大两岁。Heis_________________thanI.6．这个故事不如那个有趣。Thisstoryis_______________thanthatone.7．她的身体状况一天天好起来。Heisgetting_________________everyday.8.樱花饭店的服务是本市饭店中最好的。YinghuaRestauranthas_________________inourcity.39.贵都的衣服最便宜。ClothesinGuiduare______________.＊10.你弟弟是两个中比较高的那个。Yourbrotheris_____________ofthetwo.单选1().Themovietheaterhas_________serviceofall.Idon’twanttogothereagain.AgoodBthebestCbadD.theworst2.()LiLeiis___studentinourclass.A.tallB.tallerC.tallestD.thetallest3.()Thefifthorangeis____ofall.Giveittothatsmallchild.A.bigB.biggerC.thebiggerD.thebiggest4.()Whois______ofyouthree?A.theoldestB.mucholderC.oldestD.older5()Englishisoneof____spokenintheworld.A.theimportantlanguagesB.themostimportantlanguagesC.mostimportantlanguageD.themostimportantlanguage6()Beijingisoneof____inChina.A.thelargestcity's;B.thelargecitiesC.thelargercitiesD.thelargestcities7.()-Sanyaisas_______asDalian.Thebothhavethesamefascinatingbeaches.A.beautifulB.morebeautifulC.mostbeautifulD.themostbeautiful用所给词的适当形式填空。1Thosechildrenare_______(talent).2Heis__________(popular)teacherinourschool.3Tuesdayis__________(busy)dayinaweek.4Winteristhe_______(cold)seasonoftheyea