20232024學(xué)年八年級(jí)上冊(cè)U34單元語(yǔ)法要點(diǎn)形容詞的原級(jí)、比較級(jí)和最高級(jí)一、形容詞比較級(jí)的用法形容詞的比較級(jí)常用于兩個(gè)人或事物的比較。1.形容詞比較級(jí)的最明顯標(biāo)志有than,AorB等。Thedesktopischeaperthanthelaptop.臺(tái)式電腦比手提電腦便宜。2.形容詞比較級(jí)前可以用alittle,much,far,alot,even,abit等詞來(lái)修飾。Thisnovelis____________moreinterestingthanthatone.這部小說(shuō)比那部有趣得多。3.“形容詞比較級(jí)+and+形容詞比較級(jí)”稱為雙重比較級(jí)，表示“越來(lái)越??”，用來(lái)說(shuō)明某個(gè)事物正處于變化之中。但當(dāng)形容詞為多音節(jié)時(shí)，“moreandmore+形容詞原級(jí)”表示“越來(lái)越……”。Thelittleboyeatssomucheverydaythatheisgetting_______________________.這個(gè)小男孩每天吃那么多，以至于越來(lái)越胖。Thegirlisbeing________________________________.這個(gè)女孩越來(lái)越漂亮。4.“the+形容詞比較級(jí)…,the+形容詞比較級(jí)…”意為“越……就越……”。Themorehesmiles,_hefeels.他越笑他就感到越幸福。比較級(jí)中應(yīng)注意的兩個(gè)問(wèn)題：(1)只有同類事物才能進(jìn)行比較。(?)Hisbikeisbetterthanmine.(×)Hisbikeisbetterthanme.”(2)被比較的事物中不可以包括本身。(?)Lucyisclevererthananyotherstudentinherclass.=Lucyisclevererthantheotherstudentsinherclass.(×)Lucyisclevererthananystudentinherclass.5.“the+比較級(jí)別+ofthetwo...,表示“兩者中更。。。的一個(gè)”。當(dāng)比較雙方只出現(xiàn)一方，（沒(méi)有than及后面部分），且句中有ofthetwo..時(shí)，比較級(jí)前要加the.ThelargerofthetwobelongstoMrblack.這兩座房子中較大的那座屬于布萊克先生。二．形容詞的最高級(jí)形容詞最高級(jí)用于三個(gè)以上的人和物進(jìn)行比較，其結(jié)構(gòu)形式為：1.主語(yǔ)+謂語(yǔ)（系動(dòng)詞）+the+形容詞最高級(jí)+名詞+表示范圍的短語(yǔ)或從句，比較常用在in，of或among+范圍的結(jié)構(gòu)中，形容詞最高級(jí)前+the.如：Iamthebestofthethree.Heisthethinnestboyinmyclass.2.“oneof+the+形容詞最高級(jí)+可數(shù)名詞復(fù)數(shù)”結(jié)構(gòu)，表示“最。。。的之一”Tomisoneofthesmarteststudentsamongthetopstudentsinourgrade.湯姆是我們年級(jí)學(xué)霸中最聰明的學(xué)生之一。3.“the+序數(shù)詞+形容詞最高級(jí)+名詞單數(shù)”結(jié)構(gòu)，表示“第幾最。。?！盩heYellowRiveristhesecondlongestriverinChina.三．原級(jí)用法1.A=B（程度相同）:as+adj./adv.原級(jí)+as①HeisastallasTom.（他和Tom一樣高。）②HerunsasfastasTom.（他跑的和Tom一樣快。）2.A不如B:notas/so+adj./adv.原級(jí)+as①Heisnotas/sotallasTom.（他不如Tom高。）②Hedoesn’trunas/sofastasTom.（他跑的不如Tom快。）3.as+many/much+名詞+as和。。一樣多的...①Icancarryasmuchpaperasyoucan.②Ihaveasmanybooksasyou.形容詞比較級(jí)和最高級(jí)變化規(guī)則1規(guī)則變化：類別構(gòu)成方法原級(jí)比較級(jí)最高級(jí)單音節(jié)詞和少數(shù)雙音節(jié)詞一般直接加er,estlongtalllongertallerlongesttallest以不發(fā)音的e結(jié)尾時(shí)加r,stlatelargelaterlargerlatestlargest以輔音字母加y結(jié)尾時(shí)把y變i,再加er,esteasyhappyeasierhappiereasiesthappiest以重讀閉音節(jié)結(jié)尾且末尾只有一個(gè)輔音字母時(shí),雙寫(xiě)最后的輔音字母,再加er,estbighotbiggerhotterbiggesthottest多音節(jié)詞和部分雙音節(jié)詞在原級(jí)前加more,mostcarefulmorecarefulmostcarefulbeautifulmorebeautifulmostbeautiful注意：1.一般單音節(jié)詞和少數(shù)以er,ow結(jié)尾的雙音節(jié)詞，比較級(jí)在后面直接加er，最高級(jí)加est.如：slowslowerslowest,clevercleverercleverest,narrownarrowernarrowest,副詞的最高級(jí)前可省略the.(2)不規(guī)則變化：原級(jí)比較級(jí)最高級(jí)good/wellbetterbestbad/illworseworstoldolder/elderoldest/eldestmany/muchmoremostlittlelessleastfarfarther/furtherfarthest/furthest語(yǔ)法專題過(guò)關(guān)一、用括號(hào)里的詞的適當(dāng)形式填空。1.Bobis___________________(young)and__________(clever)thanFred.2.Hermotherisgetting__________and__________(thin).3.LiDeminglooks__________(fat)thantheotherchildrenaftertheholidays.4.Whichis______________(heavy),thetigerorthemonkey?5.Saturdayismy_____________________(busy)dayinaweek.6.AnniesaysSallyisthe______________________(nice)personintheworld.7.Adictionaryismuch_____________________(expensive)thanastorybook.8.Theorangeisalittle________________(big)thantheapple,butmuch___________(small)than

thewatermelon.9.Thisparkismuch_____________________(beautiful)thanthatone.10.Footballisnotso_____________________(popular)asbasketballintheUSA.單項(xiàng)選擇1．—HowcanyouimproveyourEnglishsomuch?—Nothingdifficult.The_________youworkatit,the_________progressyou’llmake.A．harder;much B．morehardly;more C．harder;greater D．harder;great2．Thisquestionis________moredifficultthanthatone.A．so B．quite C．a(chǎn)little D．very3．—Theyaretwins.Idon’tknowwhichoneofthemisTim.—Timis________ofthetwo.A．strong B．thetaller C．thethinnest D．shorter4．Thisputeris________thanthatone.Iwanttotakeit.A．popular B．muchpopular C．muchpopularer D．morepopular5．Venice,acitysitsonalargegroupofislands,isgoingdown.Thelandunderitisgetting________.A．smallerandsmaller B．thesmallest C．biggerandbigger D．thebiggest6．ThetrousersIboughthereyesterdayareabitlong.CanIchangethemfora________pair?A．long B．longer C．short D．shorter7．Tomdoessportsintheparkeveryday.Helooksmuch________thanlastyear.A．morestronger B．stronger C．strongest D．thestrongest8．Thenumberoftigers________getting________.A．is;fewerandfewer B．a(chǎn)re;smallerandsmaller C．is;smallerandsmaller9．Asthesecond________islandinChina,HainanIslandcoversasmallerareathan________ofTaiwanIsland.A．large;it B．larger;that C．largest;/ D．largest;that10．—Whatanicewatchitis!—Yes.It’s________oneofall.A．expensive B．moreexpensive C．themostexpensive D．muchexpensive11．Thismorning,Jackcametoschool________than________studentinhisclass.A．verylater;any B．muchlater;anyotherC．morelater;any D．morelater;anyother12．Shanghaiisoneof_______inChina.A．themostbeautifulcity B．themorebeautifulcitiesC．morebeautifulcity D．themostbeautifulcities13．Qomolangmais8,844.43metershigh.It’s________mountainintheworld.A．high B．higher C．highest D．thehighest14．Lucydoesherhomework________thanTim.A．carefully B．careful C．morecarefully D．morecareful15．EveryoneknowsBillisahardworkingstudentwhostudies________thananyoneelseinourclass.A．hard B．morehardly C．harder D．hardly16．Hisbrotherisdoing_________thistermthanlastterm.A．well B．muchwell C．verybetter D．muchbetter17．Theoldmanfelteven________inthe________village.A．lonelier,lonely B．morelonely,lonely C．lonelier,alone D．morelonely,alone18．________treeswegrow,________pollutionwewillhave.A．Themuch;thelittle B．Themany;theles