八年級(jí)上冊(cè)Unit4What'sthebestmovietheater比較級(jí)最高級(jí)講與練

1、形容詞比較級(jí)和最高級(jí)講練英語(yǔ)形容詞比較級(jí)的構(gòu)成英語(yǔ)形容詞比較等級(jí)有三個(gè)：原級(jí)，比較級(jí)和最高級(jí)。形容詞比較等級(jí)形式變化有規(guī)則的和不規(guī)則的兩種。規(guī)則變化1）單音節(jié)詞末尾加-er（比較級(jí)），-est（最高級(jí)）【例】原級(jí)比較級(jí)最高級(jí)greatgreatergreatestsmallsmallersmallestcleancleanercleanest2）單音節(jié)如以e結(jié)尾，只加-r（比較級(jí)），-st（最高級(jí)）【例】finefinerfinestwidewidewiderwidest3）閉音節(jié)單音節(jié)詞如末尾只有一個(gè)輔音字母，須先雙寫這個(gè)輔音字母，再加-er（比較級(jí)），-est（最高級(jí)）【例】bigbigg

2、erbiggesthothotterhottestredredderreddest4）少數(shù)以-y，-er，ow，-ble結(jié)尾的雙音節(jié)詞，末尾加-er（比較級(jí)），-est（最高級(jí)）。以-y結(jié)尾的詞，如-y前是輔音字母，則變y為-i，再加-er和-est。以-e結(jié)尾的詞只加-r和-st?！纠縞levercleverercleverestnarrownarrowernarrowestableablerablesteasyeasiereasiest5）其它雙音節(jié)和多音節(jié)詞皆在前面加單詞more和most?！纠縞arefulmorecarefulmostcarefuldifficultmoredif

3、ficultmostdifficultdeliciousmoredeliciousmostdelicious不規(guī)則變化原級(jí)比較級(jí)最高級(jí)good/wellbetterbestbad/badly/ill worseworstmany/muchmoremost littlelessleastfarfarther/furtherfarthest/furthest注：有些形容詞一般沒(méi)有比較等級(jí)。如：favorite，right,wrong,woolen等。形容詞各等級(jí)的用法：1、原級(jí)（同級(jí)）比較：as as;notas(so)asWellgiveyouasmuchhelpaswecan.Sheisnta

4、s (so) activeinsportsasbefore.注：修飾形容詞副詞本身的有：very，too, so, rather, a little, pretty, quite.2.比較級(jí)：表示兩者之間比更，一般句式的構(gòu)成：A+is/are+形容詞比較級(jí)+than+B如：Sheistallerthanme.主格形容詞比較級(jí)賓格可用狀語(yǔ)much,alittle,even， a lot, 等修飾：HemadefewermistakesthanIdid.HeisevenricherthanI.3、最高級(jí)：形容詞最高級(jí)前必須加the,副詞最高級(jí)前常省略the，后面多用of，in短語(yǔ)表示范圍：Itwa

5、sthemost/leastinterestingstoryIhaveeverlistened.Heisthetallestofthethree.Jack is the tallest student in his class.He is the fastest runner of the three boys.4、如果在兩者之間表示“最”時(shí)要在比較級(jí)前加the，而且還用ofthetwo,ofthepair短語(yǔ)：Johnisthecleverofthetwoboys.Ofthetwoboys,Johnistheclever.重點(diǎn)與難點(diǎn)：1、asas結(jié)構(gòu)：你和湯姆是一樣好的孩子。Youreabo

6、yasgoodasTom.=YoureasgoodaboyasTom.2、(1)tooto與sothatt的句型轉(zhuǎn)換：前者為簡(jiǎn)單句，主語(yǔ)只有一個(gè)，而后者為復(fù)合句，主語(yǔ)有兩個(gè)，試比較：Themanwastooangrytobeabletospeak.Themanwassoangrythathewasntabletospeak.Themilkwastoohottodrink.Themilkwassohotthatwecantdrinkit.(2)tooto與notenoughto句型的轉(zhuǎn)換：Heistooyoungtogetmarried.=Heisnotoldenoughtogetmarried

7、.Thebookistoodifficultformetoread.=Thebookisnoteasyenoughformetoread.3、形容詞原級(jí)表示比較級(jí)含義：約翰不像邁克那么苯。JohnisnotsostupidasMike.JohnislessstupidthanMike.JohnisclevererthanMike.4、用比較級(jí)表示最高級(jí)：約翰是班里最高的男生。比較級(jí)than any other 單數(shù)名詞，比較級(jí)than the other 復(fù)數(shù)名詞或比較級(jí)than the rest of the +名詞復(fù)數(shù) Johnisthetallestboyintheclass.=John

8、istallerthananyotherboyintheclass.=John is taller than the other boys.=John is taller than the rest of the boys.5、themore.the more.表示“越越”:Themorebooksyouread,thewideryourknowledgeis.Themorefoodyoueat,thefatteryouare.6、moreandmore.表示“越來(lái)越”:Moreandmorestudentsrealizedtheimportanceofaforeignlanguage.Our

9、countryisgettingstrongerandstronger.7. One of the +形容詞最高級(jí)+名詞復(fù)數(shù)+表示范圍的短語(yǔ)或從句。China is one of the largest countries in the world. 中國(guó)是世界上最大的國(guó)家之一。用法比較：介詞in和of引導(dǎo)的短語(yǔ)說(shuō)明比較的范圍如果在一定的地域空間內(nèi)進(jìn)行比較用in， 如果在同一類事物范圍內(nèi)進(jìn)行比較用of。China is the largest country in Asia.中國(guó)是亞洲最大的國(guó)家。China is the largest one of all the Asia countrie

10、s. 中國(guó)是亞洲所有國(guó)家中最大的。8.”the 序數(shù)詞（除了first）+形容詞最高級(jí)+可數(shù)名詞單數(shù)”表示“第幾（大，長(zhǎng)等）”The Yellow River is the second longest river in China.The Yellow River is the second longest river of all the rivers in China.Exercise:一：寫出下列詞的比較級(jí)最高級(jí)。1.long _ 3. hot _ 4.large_5. thin_ 7.bad_ 9.thin_ _ 21.old_ 22.busy_24.many_ 25.slow_二：

11、單選題。1.Thisboxis_thatone.A.heavythanB.soheavythanC.heavierasD.asheavyas2Whenwespeaktopeople,weshouldbe.A.aspoliteaspossibleB.aspoliteaspossiblyC.aspolitelyaspossibleD.aspolitelyaspossibly3Thisbookis_thatone,but_thanthatone.A.asdifficultas;expensiveB.asmoredifficultas;moreexpensiveC.asdifficultas;more

12、expensiveD.moredifficultas;asexpensive4Ithinkthestoryisnotso_asthatone.A.interestingB.interestedC.moreinterestingD.mostinteresting5Hisfatherbegantowork_hewassevenyearsold.A.asoldasB.asearlyasC.sinceD.while6.Ithinkscienceis_thanJapanese.A.muchimportantB.importantC.muchmoreimportantD.moremuchimportant

13、7.Thispencilis_thanthatone.AlongestB.longC.longerD.aslong8.Mymotherisno_young.A.shorterB.longerC.littleD.few9. Thesechildrenare_thisyearthantheywerelastyear.A.moretallB.moretallerC.verytallerD.muchtaller10. Itwasveryhotyesterday,butitis_today.A.evenhotterB.morehotterC.muchmorehotD.muchhotBlackhasgot

14、_insteadofgettinganybetter.A.morebadB.alittleworseC.muchbadlyD.alotofworse12Whenwearrived,wefoundthemeetingroomcrowdedwith_students.A.quiteafewB.onlyafewC.fewD.afewquite13. Thehouseissmallforafamilyofsix.A.muchtooB.toomuchC.verymuch14. Throughthewindowwecanseenothingbut_buildings.A.tallverymanyB.ver

15、ymanytallC.verytallmanyD.manyverytall15. -Whatsyourbrotherlike?-Heis_.A.adriverB.verytallC.myfriendD.atschool16. Thejacketwasso_thathedecidedtobuyit.,A.muchB.littleC.expensiveD.cheap17.Ourclassroomis_largerthantheirs.A.moreB.quiteC.veryD.much18Theearthisabout_asthemoon.A.asfiftytimebigB.fiftytimesas

16、bigC.asbigfiftytimesD.fiftyastimesbig19.Yourroomismine.A.twiceaslargethanB.twicethesizeofC.biggertwicethanD.astwicelargeas20. 一Steveisgoodatwritingshortstories.-Soheis.Buthewrites_thanus.Sohecantgetgoodgradesinwriting.A.mostcarefullyB.morecarefullyC.lessbeautifulD.leastcarefully21.Whishsubjectis_,ph

17、ysics,chemistryorChinese?A.veryinterestingB.mostinterestingC.moreinterestingD.themostinteresting22.MysisterAnnais_personIknow.A.funnyB.funnierC.funniestD.thefunniest23.Whogetsup_ofyouallinthedormitory,Tony?AearlyBearlierCtheearliestDthemostearly24.Unit5is_lessoninthisbook.AthesecondmostdifficultBsec

18、ondthemostdifficultCsecondthemoredifficultDmoredifficultthesecond25.PudongInternationalAirportisoneof_airportsintheworld.AbigBbiggerCbiggestDthebiggest26.-Whatanicewatchitis!-Yes.Its_oneofall.AexpensiveBmoreexpensiveCthemostexpensiveD the expensive27.Breakfastis_mealoftheday.Itprovidesuswithenergyafteralongtimenightwithoutfood.AveryimportantBmoreimportantCthemostimportantD the important28.-DidKatedobestinthefinalexam?-No,butofallthestudentsshedid_AthemostcarefulBmorecarefulCmostcarefullyDmorecarefully29.Thesoftseatsmakeus_thanthehardones.AfeelmorecomfortableBfeelingmorecomfor