如何巧猜生词课件新干中学新干中学 曾爱华曾爱华 Some important suffixes 后缀后缀 (root + suffix ):collecthopehomeimprovedecideshorthappyeat-ment-sion-tion-ness-ful,-able-less-encollectionn.hopeful/lessadj.homelessadj.improvementn.decisionn.shortenvt.happinessn.eatableadj.-ment,-tion,-sion,-ness,-ful,-able,-less,-en等等Lets have a competition!I. Guess the Chinese meaning of the complicated words. imbalance immoral abnormal illogical irregular irrelative inhuman inseparable nonstop unintentionally unbelievable theoretical environmentalistII. Change the roots as many as possible according to prefix and suffix compete vary believe consume concern logic attend devote person intend real organize produce hope legal forget withtheirshiningbrowneyes,shakingtails(尾巴尾巴)andunconditionallove,traineddogscanprovidethenonjudgmentalblindmenwithusefulhelp.(2010NMET)unconditional:nonjudgmental:无条件的，绝对的无条件的，绝对的没有判断力的没有判断力的高考题高考题 根据构词法和语境猜测划线词义根据构词法和语境猜测划线词义.2、合成法合成法（Compounding）把两个或两个以上独立的词合成一个新词。把两个或两个以上独立的词合成一个新词。worldwideunderwearwaiting-roomheart-to-heart世界范围的世界范围的内衣内衣候诊室候诊室/候车室候车室心连心的心连心的练习题练习题InthisWorldFootballCupfortheballplayersfrombothSpainandHolland,playingwellinthefinalfootballgameandwinningarethelife-and-deathaffairs.(2011NewsReportfromChinaDaily)生死攸关的生死攸关的 Never trouble trouble until trouble troubles you.V.n.n.V.麻烦不找你就别惹是生非。麻烦不找你就别惹是生非。3、转化法（转化法（ Conversion ）由一种词性转化为另一种词性的词。由一种词性转化为另一种词性的词。4、缩略法缩略法（ Abbreviation ）PC3GSOSWWWVIPPersonal ComputerThird GenerationSave Our ShipWorld Wide WebVeryImportantPerson猜词猜词对比对比/转折转折因果关系因果关系同位关系同位关系定义解释定义解释/生活常识生活常识. Guess by finding clues in the text. （根据上下文线索猜测生词）（根据上下文线索猜测生词）1.ThoughTomsfacehasbeenwashedquiteclean,hisneckstillremainsgrubby.2.Johnusuallywastesalotofmoneyonsuchuselessthings；whilehiswifeisverythrifty.3.Ifyouagree,write“yes”;ifyoudissent,write“no”.1.污秽的污秽的2.节约的节约的 3.不同意不同意点拨一点拨一 根据对比根据对比/转折关系推测词义。转折关系推测词义。对对比是描述和说明事物的常用方式，对比的比是描述和说明事物的常用方式，对比的事物是相反的，因此根据对比或转折关系事物是相反的，因此根据对比或转折关系可从已知推出未知。可从已知推出未知。2.Thatmuseumisso immensethatitwillbeimpossibletoseealltheexhibitsinoneday.A.smallB.largeC.dullD.beautiful1.Theflowersinthevasewitheredbecausetheyhadnowaterforalongtime.A.weresweetB.wereredC.becamedryD.wereugly点拨二点拨二根据因果关系推测词义。根据因果关系推测词义。常用来常用来表因果关系的词有表因果关系的词有because,since,as,for,so,therefore,so/suchthat,sothat等。等。点拨三点拨三 根据同位关系推测词义。根据同位关系推测词义。同位语是同位语是对前面的内容进行解析，两部分之间多用逗对前面的内容进行解析，两部分之间多用逗号，有时使用破折号、冒号、分号、引号和号，有时使用破折号、冒号、分号、引号和括号等。同位语前常用括号等。同位语前常用or,thatis(tosay),inotherwords,namely,i.e.等等.1.OneofthemajorfeaturesofEnglishvocabularyispolysemousmanymeanings.2.Itwillbeveryhardbutverybrittlethatis,itwillbreakeasily. adj. 一词多义的一词多义的 adj. 易碎的易碎的, 脆的脆的1.Apersonwhoisskilledatmakingorrepairingwoodenobjectsiscalledacarpenter.2.2.Hisuncleisazoologist,anexpertwhodoesresearchonanimals.3.StevePaulJobsdiedlastyear.Overathousandpeopleattendedhisfuneral. 木匠木匠 动物学家动物学家 葬礼葬礼点拨四点拨四 根据定义解释、生活常识、逻辑根据定义解释、生活常识、逻辑推理推测生词。推理推测生词。练一练练一练1.Anothersecretabouteyesisthattheycanbetransplanted.Itisquitedifficulttojoinaneyeballtoanewhead.A再造再造B.移植移植C.重组重组D.搬迁搬迁2.Dontlistentohisnonsense. What he said made no sense. A.meaninglesswordsB.meaningfulwordsC.beautifulwordsD.clevertalk根据构词法或句中线索猜测红色字体词义根据构词法或句中线索猜测红色字体词义. 构词法构词法+语境语境4.Semantics,thestudyofthemeaningofwords,isnecessaryifyouaretospeakandreadwell.5.Theherdsman,wholooksaftersheep,earnsabout650yuanayear.牧人（定语解析）牧人（定语解析）语义学（同位语）语义学（同位语）6.ThereweresomanypeopleintheRedSquarethathehadtoelbowhiswaythroughthecrowd.7.Unlikehergregarioussister,Janeisashyandquietpersonwhodoesnotliketogotopartiesortomakenewfriends.挤过（因果关系）挤过（因果关系）爱交际的爱交际的/性格外向的（对比关系）性格外向的（对比关系）8.Higherandhigherflewthenewly-madeplaneuntilitvanishedintheclouds.A.disappearedB.brokedownC.appearedD.tookoff9.RainforestsliketheAmazon(亚马孙河亚马孙河)areimportantformoppingupCO2fromtheskyandhelpingtoslowglobalwarming.(11福建福建)A.cleaningupB.takinginC.wipingoutD.givingout上下文上下文+生活常识生活常识 生活常识生活常识切记：切记：猜词时千万不能脱离语境，尤其要猜词时千万不能脱离语境，尤其要仔细研读划线部分的上下文，若离开特定的仔细研读划线部分的上下文，若离开特定的语境，必然会导致错误理解。语境，必然会导致错误理解。How to guess properly ?构词法构词法派生法派生法（Derivation）合成法合成法(Compounding) 转化法转化法（Conversion）缩略法缩略法（Abbreviation）上下文上下文猜词法猜词法对比对比/转折转折因果关系因果关系同位关系同位关系定义解释定义解释/生活常识等生活常识等SumUp（课堂小结）（课堂小结）Thanks for your attending. 学英语不怕艰，记单词莫畏难；学英语不怕艰，记单词莫畏难； 阅读有困难，阅读有困难， 巧猜能过关。巧猜能过关。 与同学们共勉与同学们共勉YoucanneverrememberenoughwordswhilelearningEnglish!Bye-bye!