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Weatheryoung-yonger-yongestold–older-oldesttall-taller-tallestsmall-smaller-smallestearly-earlier-earliestthirsty-thirstier-thirstiest1.一般情况下加-er或－est:2.以字母e结尾的形容词，加-r或-st4.以“辅音字母＋y”结尾的双音节词，先改“y”为“i”，再加-er或-est.big—bigger-biggestfat—fatter-fattest形容词比较级最高级规则nice–nicer-nicestsafe–safer-safest3.重读闭音节词只有一个辅音字母时，应先双写辅音字母，再加-er或-est.5.部分双音节词或多音节词前面加more,most.如:interestingmoreinterestingmostinterestingfamousmorefamousmostfamous原级比较级最高级good/wellbetterbestbad/illworseworstmany/muchmoremostlittlelessleastfaroldolderelderoldesteldestfartherfurtherfarthestfurthest两好、两坏、两多、一少、一老、一远.Exercises一。将下列各组形容词变为比较级和最高级1.tallstrongold2.largefinelate3.bighotthin4.easybusyhappy5.beautifuldangerouscomfortable二.用所给词的正确形式填空。1.Johnisthe_______boyintheclass.(clever)2.Herbicycleis_________thanmine.(good)3.Thisquestionis_______thantheotherone.(simple)4._______latethannever.(good)5.Jimisill,butheis__________now.(well)6.Be________________nexttime.(careful)7.Thedayisgrowing_____________.(hot)三.将下列句子译成中文。1.Thetownhasmorethan7,000people.2.Theyspendmoreandmoremoneyonfood.3.Shelookednomorethansixteen.4.Ifoundmyselflessandlessinterestedinchemistry.5.Theweatherisgettingcoolerandcooler.6.Tellthemtocometoseeme——thesoonerthebetter.7.I’mfeelingalotbettertoday.•需要注意的几个问题：1、比较级前用much，even，far，alot，alittle，any等修饰，表示程度。eg：TomismuchtallerthanJim.---Mom,Iwaslateforschoolthismorning.---You’dbettergetupalittleearilertomorrow.2、the+比较级+ofthetwo结构eg：he’sthetallerofthetwo.3、the+比较级，the+比较级eg：Themoreyoueat，thefatteryouare.Thebusierheis,thehappierhefeels.4、比较级+and+比较级eg：Ourcountryisgettingstrongerandstronger.It’sbecomingmoreandmoredifficulttofindajobinbigcitiesnow.5、比较级+thananyother+单数名词He’stallerthananyotherstudentinourclass.=He’sthetalleststudentinourclass.6、Which/Who+…+比较级，AorB？eg：---Whichoneismorepopular，theradioorthemovie?---Themovieis.三、固定短语1、moreorless（或多或少）eg:It’sanhour’sjourney,moreorless.2、morethan（多于）eg:Wehavemorethantenquestionstoask.3、lessthan（少于）eg:Mysonislessthanonemetertall.4、soonerorlater（迟早）eg:Shewillcomeheresoonerorlater.5、nolonger（不再）eg:He’snolongerastudent.