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1、语境法Contextclues构词法Wordformation猜测词意中学英语中常见的前缀和后缀有：super-(超)mini-(极小的,微小的)micro-（极微小的）re-（再，反复）mis-（误，恶）im-（不）un-（不，非）in-（不，非）non-（不，非）-able（能…的）-less（不，无）-wards(向)supermanmicrowavenonnaturalmispronouncehomelessnonsmokerrebuildeastwardsCanyouguesstherightme
2、anings?Mary,ofcourseyouareoverweight.Youeattoomuchjunkfood.Evenworse,youexcerciseinfrequently.“Evenwhenamanissaidtobeabestfriend,”Rubinwrites,“thetwosharelittleabouttheirinnermostfeelings.”(2003NMET)Withtheirshiningbrowneyes,waggingtails,andunconditionallo
3、ve,dogscanprovidethenonjudgmentallistenersneededforabeginningreadertogainconfidence.1.(05重庆卷)It’struethatlighthousewerebuiltinout-of-the-wayplace.2.Whenmenandwomenlivedbyhunting50,000yearsago,howcouldtheyevenbegintopicturemodernlife?3.Whenhereachedtheplace
4、withhisarmy,hefoundanimpassableriverinfrontofhim.Word-formation（合成形容词）（词性变化）（复合法，转化法，派生法）（词的派生）Howtoguessthemeaningofwords?1、定义描述◎Apersonwhoisskilledatmakingorrepairingwoodenobjectsiscalledacarpenter.◎Hisuncleisazoologist,anexpertwhodoesresearchonanimals.◎
5、Theherdsman,wholooksaftersheep,earnsabout650yuanayear.◎Weareonthenightshift---frommidnightto8a.m.---thisweek.Insomecountrieswherethereisverylittlerain,thefarmershavetoirrigate,orwater,theirfields.Allwhalesfallintotwogroups,thosewithteethandthosewithout,Dol
6、phinsbelongtoodontoceti,thatistosay,theyaretoothedwhales.定义或释义关系常由定语从句或becalled，beknownas,bedefinedas等词汇或破折号来表示；或由is,thatis(tosay),inotherwords，toputitanotherway引出一些具体的解释性的短语放在生词后做它的同位语，用逗号隔开，构成同位关系。小结2.同义词Motherwastall,fatandmiddle-aged.Myauntwasanoldwoma
7、n,almostasplumpasmother,andmuchshorter.反义词ThoughTom’sfacehasbeenwashedquiteclean,hisneckstillremainsgrubby.Johnusuallywastesalotofmoneyonsuchuselessthings,hiswife,however,isverythrifty.Ex.◎Inthepasttheworldseemedtoruninanorderlyway.Now,however,everythingse
8、emstobeinastateofturmoil.◎Ifyouagree,write“yes”;ifyoudissent,write“no”.◎Somehumanactionsarelearned,butquiteafewotheractionsareinnate.◎Althoughalargenumberofpeopleconsideredhimtohavestolenthemoney,Iwassurethat
