Chapter4ComputerTechnologyLanguage:形容词比较级和最高级形容词比较级和最高级学习目标学习目标The comparative and superlative of adjectivesThe comparative and superlative of adjectives形容词比较级和最高级形容词比较级和最高级英语中有时需要对两者或多者进行比较，英语中有时需要对两者或多者进行比较，这时就需要用形容词的比较等级。这时就需要用形容词的比较等级。比较等级分为：比较等级分为：原级原级:cheapexpensive比较级比较级:cheapermoreexpensive最高级最高级:cheapestthemostexpensiveXiYangyangalwaysthinksofgoodideatobeatHuiTailang.XiYangyangis_(clever)thanHuiTailang.LookandsayclevererLookandsayTomPeterTomisfatterthanPeter.Tomis_heavierthanPeter.muchMostYoungpeoplelikeJayZhou,butonlyafewpeopleknowaboutFangDatong.JayZhouis_(famous)thanFangDatong.LookandsaymorefamousThedogisbiggerthanthemouse.Thehorseisthebiggestofall.Theboyisyoungerthantheman.Thebabyistheyoungestofthethree.bigbiggerbiggestyoungyoungeryoungestLookandsayJimLiLeiTomLiLeiistallerthanTom.Jimisthetallestofall.￥30￥20￥10Theyellowcoatischeaperthanthepurpleone.Thebrowncoatisthecheapestofthethree.LookandsayPleasesumuptherules!（我们来总结一下规律吧！我们来总结一下规律吧！）形容词比较级和最高级的构成：形容词比较级和最高级的构成：单音节形容词的单音节形容词的构成方法构成方法原级原级比较级比较级最高级最高级一般在词尾加一般在词尾加-er或或-est tall taller tallest以字母以字母e结尾的结尾的单词后加单词后加-r或或-st nicefinenicerfinernicestfinest以以“辅音字母辅音字母+y”结尾的双音节词，结尾的双音节词，先改先改y为为i,再加再加-er或或-estearlyheavyearlierheavierearliestheaviest规则变化规则变化moreusefulmorebeautifulthinnerbiggerhottermostusefulmostbeautifulthinnestbiggesthottestusefulbeautiful多多音节词音节词 或少数或少数双音节词双音节词 ，在词，在词前加前加more或或 mostthinbighot重读闭音节词尾重读闭音节词尾只有一个辅音字只有一个辅音字母时，应先母时，应先双写双写这个辅音字母，这个辅音字母，再加再加-er或或-estShenzhenismyhome.Itdevelopsinaquickway.Itusedtobeasmallvillage.Nowitismuch_(big)thanbefore.Theroadsare_(wide).Thestreetsare_(clean).Thebuildingsare_(new)and_(high).Wecanseetreeseverywhere.IthinkShenzhenisoneof_(beautiful)citiesinChina.IloveShenzhen.biggerwidercleanerhighernewerthemostbeautifulLookatthetwopictures,saysth.aboutShenzhennow.PastNowTaskOne:A(small)abee,abutterflyoranant?B(valuable)iron,silverorgold?Task:1.S1asksthequestions.S2givestheanswers.S2asksthequestions.S1givestheanswers.2.Shareyourdialogueinclass. E(fast)arocket,aplaneoratrain? C(hot)theNorthPole,theSouthPoleortheGobiDesert?D(heavy)abear,awhaleoranelephant?Example:(big)Earth,themoonorthesun?S1:Whichisthebiggest,Earth,themoonorthesun?S2:Thesunisthebiggest.A:S1:Whichisthesmallest,abee,abutterflyoranant?S2:Anantisthesmallest.B:S1:Whichisthemostvaluable,iron,silverorgold?S2:Goldisthemostvaluable.C:S1:Whichisthehottest,theNorthPole,theSouthPoleortheGobiDesert?S2:TheGobiDesertisthehottest.D:S1:Whichistheheaviest,abear,awhaleoranelephant?S2:Awhaleistheheaviest.E:S1:Whichisthefastest,arocket,aplaneoratrain?S2:Arocketisthefastest.NameNameHeightHeight WeightWeight AgeAgeKenKen165cm165cm50kg50kg 1414TimTim175cm175cm60kg60kg 1212PeterPeter 180cm180cm59kg59kg 1616JohnJohn195cm195cm65kg65kg 1818S1:Whoistaller,_or_?S2:_istaller.S2:Whoisthetallest,_,_or_?(_,_,_or_?)S3:_isthetallest.S3:Whoistaller,_or_?S4:_istaller.S4:Whoisthetallest,_,_or_?(_,_,_or_?)S1:_isthetallestExample:Makeupdialogueaccordingtothetable.Anexampleisgiven.Task:1.S1S2S3S4S12.Shareyourdialogueinclass.cheap _ _ high_ _ cute_ _ fat _ _ big _ _ pretty _ _expensive _ _ interesting _ _cheapercheapesthigherhighestcutercutestfatterfattestbiggerbiggestprettierprettiestmore expensive most expensivemore interestingmost interestingI.写出下列形容词的比较级和最高级：写出下列形容词的比较级和最高级：1.Afriendiseasierlostthanfound.2.Enoughisasgoodasafeast.3.Bettertodowellthantosaywell.4.Betterthelastsmilethanthefirstlaughter.“比较比较”出来的英语出来的英语朋友易失不易得。朋友易失不易得。知足常乐。知足常乐。说得好不如做得好。说得好不如做得好。宁可最后微笑，不可首先狂喜。宁可最后微笑，不可首先狂喜。II.英译中英译中5.Doingisbetterthansaying.6.Twoheadsarebetterthanone.7.Goodtobeginwell,bettertoendwell.8.Aneyefindsmoretruththantwoears.会说不如会做。会说不如会做。两人智慧胜一人。两人智慧胜一人。善始好，善终更佳。善始好，善终更佳。百闻不如一见。百闻不如一见。“比较比较”出来的英语出来的英语III.Please correct the following wrong sentences (改正下列错句）.1.Booksarecheapestthancomputers._2.Computersareexpensiverthanbooks._3.Tomistheheavierstudentintheclass._4.Thisorangeisbigerthanthatone._5.Thisbookistheinterestingestinthelibrary. _Computersaremoreexpensivethanbooks.Tomistheheavieststudentintheclass.Thisorangeisbiggerthanthatone.Thisbookisthemostinterestinginthelibrary.Booksarecheaperthancomputers.IV.Fillintheblankswiththeproperformsofthewordsgiven.(用括号中词的适当形式填空用括号中词的适当形式填空)1.Mysisteris_thanRichard.(old)2.Hehas_homeworktodothanIdotoday.(much)3.Isfootball_thanvolleyball?(exciting)4.Thetownis_thanitusedtobe.(clean)5.Im_thanhisbrother,Jim.(clever)6.Ithinkshelooks_thaninthephoto.(pretty)oldermoremoreexcitingcleanerclevererprettier知识点：知识点：两者中两者中的的比较比较.IV.Fillintheblankswiththeproperformsofthewordsgiven.(用括号中词的适当形式填空用括号中词的适当形式填空)7.Thisroadis_thantheotherone.(dangerous)8.Thisproblemis_thanIthought.(important)9.Canyouwalk_thanayoungman?(far)10.Insummeritismuch_inWuhanthaninBeijing.(hot)11.Whichis_,Room201orRoom108?(bright)12.Tomis_boyinourclass.(old)moredangerousmoreimportantfartherbrighterhottertheoldest三三者者以上以上的的比较比较13.Thisis_citythatwehaveevervisited.(good)14.Itwasthe_dayofhislife.(bad)15.Susansflowersare_ofall.(beautiful)16.Sueis_ofthegirlsintheclass.(clever)Sheansweredallthequestionsexcept_one.(difficult)17.Winteris_thanautumn;itis_ofthefourseasons.(cold)thebestworstthemostbeautifulthecleverestthemostdifficultcolderthecoldest18.Wewatchedavery_playthedaybeforeyesterday.(bore)19.Pantscost_thanshorts.Shortsdontcostas_aspants.(much)20.Thegirlseems_todaythanyesterday.Thegirldidntseemso_yesterdayastoday.(lively)boringmoremuchmorelivelylivelynotas/soasnotas/soas单项选择单项选择(目标词汇的练习目标词汇的练习)1.Englishisoneof_importantsubjectsinourschool.A.mostB.themostC.moreD.muchmore2.Thebusierheis,the_hefeels.A.happilyB.happyC.happierD.morehappy3.-Howareyoutoday,Peter?-Much_,butmydoctorsaysIllstillhavetorestforanotherfewdays.A.wellB.goodC.betterD.best4.Peterspent_timeandmade_sentencesthanTony.A.fewer;moreB.less;moreC.much;manyD.more;manyoneof+最高级最高级+名词复数名词复数The+比，比，the+比比much+比较级比较级less+不可数名词；不可数名词；more+可数可数/不可数名词不可数名词1.much+比较级比较级2.The+比，比，the+比比3.as+原级原级+asnotas/so+原级原级+as4.oneof+最高级最高级+名词复数名词复数5.less+不可数名词；不可数名词；more+可数可数/不可数名不可数名词词Finish the Exercise on P49/50 of textbook.