ReviewThemoonisbig.Theearthis________thanthemoon.biggerReviewWangYiboistall.Liuxiangis______thanWangYibo.tallerReviewThebikeisexpensive.Thecaris_________________thanthebike.moreexpensive當(dāng)兩個事物進(jìn)行比較時，我們通常用形容詞的比較級。那么，當(dāng)三個或三個以上的事物進(jìn)行比較時，又該怎么辦呢？A+be+形容詞或副詞比較級+than+BThemoonisbig.Theearthisbiggerthanthemoon.Thesunis_____________ofthethree.thebiggest形容詞和副詞最高級一、定義當(dāng)三個或三個以上事物進(jìn)行比較時，我們通常用形容詞或副詞的最高級來表示。意為“最...”。其前常跟定冠詞the，后面常用in/of接比較范圍。in+時間/空間of+同類事物二、構(gòu)成Thesunisthebiggestofthethree.A+動詞+the+形容詞/副詞最高級+比較范圍三、形容詞和副詞最高級的變化規(guī)律規(guī)則變化不規(guī)則變化規(guī)則變化不規(guī)則變化記憶小貼士：兩者比較than相連，三者比較the在前。1.單音節(jié)詞和少數(shù)雙音節(jié)詞形容詞和副詞最高級規(guī)則變化一般在詞尾加-est.tall-tallestfast-fastest以字母e結(jié)尾的詞加-st.wide-widestclose-closest以重讀閉音節(jié)結(jié)尾的詞，如末尾還有一個輔音字母，則雙寫該輔音字母，加-esthot-hottestbig-biggest以輔音字母加y結(jié)尾的詞，變y為i，加-est.busy-busiestheavy-heaviestbig,hot,fat,wet,thin,red,sad,glad大熱天，胖子濕了，瘦子紅了，有人傷心了，有人高興了2.多音節(jié)詞和多數(shù)雙音節(jié)詞形容詞和副詞最高級規(guī)則變化在單詞前+mostbeautiful-mostbeautifulcareful-mostcarefulexpensive-mostexpensiveLet'shaveatry.WangYiboistall.LiuXiangistallerthanWangYibo.YaoMingis_____________ofthethree.thetallestThebikeisexpensive.Thebluecarismoreexpensivethanthebike.Theblackcaris__________ofall.themostexpensiveTravellingbycarisfast.Travellingbytrainis_____.Travellingbyplaneis________.fasterthefastestBetty:Iwaslateforschooltoday.Mum:Why?Whathappened?Betty:Itookthebus.Therewasaroadaccident,andthetrafficwasveryheavy.Butnobodywaslate,exceptme.MaybeIshouldgotoschoolbytaxi.Mum:

It’sthemostcomfortableway,butit’salsothemostexpensive.Andtaxisareveryslowinheavytraffictoo.Betty:

Thenwhataboutgoingbybike?Mum:

That’sagoodchoice,butit’sabitdangerous.There’ssomuchtraffic.Betty:Butmostofmyclassmatesridebikes,andit’squitesafe.Don’tworry.I’llbecareful.Mum:HowdoesTonygotoschool?Betty:Helivesthefarthestfromschool,sohetakestheunderground.Mum:AndwhataboutLingling?Betty:Herhomeistheclosesttoschool,soshewalks.Mum:HowaboutDaming?Betty:Hegoesbybustoo,thesameasme.Butit’ssocrowded!Andthetrafficisheavy.Mum:Allright.Youcanrideyourbiketoschool,butremembertobecarefulallthetime.good,well--better--bestbad/ill,badly--worse--worstmany,much-more--mostlittle--less-leastfar--farther--farthest（指時間、距離上具體的遠(yuǎn)）--further--furthest（指抽象的遠(yuǎn)，表示“進(jìn)一步”）old--older--oldest（表示年齡大小或年代的久遠(yuǎn)）--elder--eldest（尤指兄弟姐妹間的長幼關(guān)系）形容詞和副詞最高級不規(guī)則變化合二為一有三對，好好壞壞多多少一分為二有兩個，一個遠(yuǎn)來一個老Let'shaveatry.Inordertokeephealthy,weshouldeat_____（little）and______(many)lessmoreLinglingsingswell.Bettysings______(well)thanLingling.ZhangJiesings_________(well)betterthebestExercises1.Tomis__________boyinmyclass.(tall)2.Ofallthegirls,Sueis_____________.(pretty)3.Unit6is___________________unitsinBookII.(difficult)4.Susan'sflowersare_____________