北师大版八上英语期末复习-串讲 02 比较级和最高级

北师大版八年级上期末考点串讲比较级和最高级目录CONTENT比较级概念最高级概念变化规则句型23415练习目录CONTENT比较级概念1Herunsfast.Todayisveryhot.Pleasereaditloudly.用来修饰动词、形容词、其它副词、全句或名词词组及句子的词。e.g.very,early,quickly,etc.什么是副词？一般来说，中文意思是“……的”的词是形容词，而中文意思是“……地”的词是副词。用以修饰名词，表示事物的特征的词。e.g.long,tall,short，cheap,hungry,etc.什么是形容词？什么是比较级？形容词比较级用于两者（人或事物）之间的比较，表示其中一个比另一个“更……”或“较……”，后面用连词than连接另一个所比较的人或事物。1.Thatrulerislongerthanthisone.2.Maryisyoungerthanme(I).“A+be+形容词比较级

+than+B”意思为“A比B更……”比较级注意事项①在含有连词than的比较级中，前后的比较对象必须是同一范畴，即同类事物之间的比较*比较应在同类事物中进行.②在比较级前面使用much，表示程度程度“强得多”。如：Awatermelonismuchbiggerthananapple.③very,quite一般只能修饰原级，不能修饰比较级。

目录CONTENT最高级概念2最高级

形容词、副词的最高级形式主要用来表示三者或三者以上人或事物的比较，表示“最……”的意思。句子中有表示范围的词或短语，如：ofthethree,inourclass等等。如：Heisthetallestinourclass.他在我们班里是最高的。目录CONTENT变化规则3young-yonger-yongestold–older-oldest

tall-taller-tallest

early-earlier-earliestthirsty-thirstier-thirstiest1.一般情况下在形容词或副词后加-er（比较级）或－est（最高级）

:2.以字母e结尾的形容词，加-r

或-st4.以“辅音字母＋y”结尾的形容词，先改“y”为“i”，再加-er

或-est.big—bigger-biggestfat—fatter-fattestnice–nicer-nicestsafe–safer-safest3.

重读闭音节词只有一个辅音字母时，应双写辅音字母，再加-er或-est.形容词比较级最高级规则5.部分双音节词或多音节词前面加more,most.如:interestingmoreinterestingmostinteresting规则变化词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardlargewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearly

narrowclever多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterwetterbiggesthottestfattestwettesthappierdrierearlierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly少数以-er,-ow结尾的双音节词可加-er或-est规则变化healthymanyfamousexcitingcarefullywethotlittlefewhealthierhealthiestmoremostmorefamousmostfamousmoreexcitingmostexcitingmorecarefullymostcarefullywetterwettesthotterhottestlessleastfewerfewest不规则变化原级比较级最高级good/wellbetterbestbad/illworseworstmany/muchmoremostlittlelessleastfarfarther/furtherfarthest/furthestoldolder/elderoldesteldest两好、两坏、两多、一少、一远、一老.不规则变化原级goodwellbadillmanymuchlittlefarold比较级最高级betterbestworseworstlessmoremostfarther/furtherolder/elderleastfarthest/furthestoldest/eldest巧记：特殊形式比较级共有三对二合一坏病两多并两好little意思不是小一分为二有两个一是老来二是远目录CONTENT句型4比高级句型(1)A+be+比较级+than+B

e.gMaryismuchyoungerthanSue.(2)A+行为动词+副比+than+物体B.Dogsrunfasterthangoats.Hestudiesbetterthanme(3)疑问句+动词+比较级,AorB?e.gWhodrawsbetter,TomorJim?(4)比较级+and+比较级，表示越来越…e.gthedaysaregettingshorterandshorter.最高级句型1）A+am/are/is+the+形最高级+比较范围（of+人/物，in+地方）.Iamthetallestintheclass.Pastaisthemostdeliciousfoodofthethree.2）A+行为动词+副词最高级+比较范围（of+人/物，in+地方）.Dogsrunfastestintheworld.Hestudiesbestofus.3）形容词的最高级要加定冠词the,副词最高级可省略thethe+最高级+ofinJimworkshardestofusall.Mymotheristhebusiestinmyfamilye.g4）

疑问词+动词+最高级5)which…likebest,A,BorC?最高级句型目录CONTENT练习51.tall________________2.nice________________3.strong________________4.old________________5.big________________6.thin________________7.heavy________________8.beautiful________________9.good________________tallerstrongeroldertalleststrongesoldestbiggerbiggestthinnerthinnesnicernicestheavierheaviestmorebeautifulmostbeautifulbetterbestLesson9ismoreeasierthanLesson10.Mymotherisyoungerthanyour.Heisoneoftallestboysinhisclass.Bettyistheyoungestonthethreegirls.Motheristhebusiestofmyfamily.Jimisshorterofthetwoboys.youthetallestoftheshorterin1.Myschoolis

_____,butTom’sschoolis_____thanmine.(small)2.Rabbitscanrun_______,buttigerscanrun_____thanrabbits.(fast)3.Pigis________,butelephantis______thanpig.(heavy)4.I’m_________,butsheis_____________thanme.(beautiful)5.Everydayis_______.Buttodayis______thanbefore.(busy)6．Mybrotheristwoyears______(old)thanme.

7.Isyoursister_______(young)thanyou?Yes,sheis.8.Whois________(thin),youorHelen?Helenis.

smallfastfasterheavierheavymorebeautifulbeautifulbusierbusyolderyoungerthinnersmaller9.Whosepencil-boxis_____(big),yoursorhers?Hersis.

10．Benjumps______(high)thansomeoftheboysinhisclass.

11．DoesNancysing______(well)thanHelen?Yes,shedoes.

12．Myeyesare________(big)thanhers.

13．Whichis________(heavy),theelephantorthepig?

14．Whogetsup______(early),TimorTom?

15．Dothegirlsgetup____(early)thantheboys?No,they_____.

16．Jimruns____(slow).ButBenruns_____(slow).biggerhigherbetterbiggerheavierearlierearlierdon’tslowslower(1)I’m