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1、新干中学曾爱华新干中学曾爱华Lead-in(课堂导入):Ifyoucomeacrossthenewwordsinyourreadingcomprehension,howwillyoudealwiththem?Thebetterway---Guess阅读理解中如何巧猜生词?Today’sTask（教学任务）:HowToGuessUnknownWordsProperlyInOurReadingComprehension?高考例题…Yet,shopkeepersmayhavetospendmuchtimetodealwithproblems
2、,suchasshoplifters,whoalwaystakeawaythingsfromtheshopwithoutpayingforthem.…（2011年全国卷）Whatdoestheword“shoplifter”mean?商店里的小偷B.商店里的推销员C.商店里的老客户D.商店里的搬运工shop+liftershoplifterlifter=thiefn.小偷一.WordFormation构词法构词法派生法（Derivation）合成法(Compounding)转化法（Conversion）缩略法（Abbreviation
3、）luckyunlucky;designdesignerspace+shipspaceshipcleanadj.cleanvt.InformationtechnologyIT1、派生法（Derivation）前缀（prefix)+词根(root)=新词词根(root)+后缀（suffix）=新词否定前缀un-dis-im-mis-non-in-understandpolitesmokeragreefairactiveunfairdisagreeimpolitemisunderstandnonsmokerinactiveToenlarg
4、ehisvocabulary,lastnightTomstayeduplateintothenight.Asaresult,heoversleptthismorning.2.over-:(1)toomuch(太，过于)overeat/overweight/overwork/overtired/overcook.Someimportantprefixes（前缀）:1.Thetrainsare____________duringtheSpringFestival.(crowded)2.Thelittleboyis_____________
5、_forhisage.(develop)3.Ourteachersoften__________ustostudyhard.(courage)overcrowdedoverdeveloped1.en-:使…enable/endanger/enrich/encourage发育过度过于拥挤encourage鼓励Someimportantsuffixes后缀(root+suffix):collecthopehomeimprovedecideshorthappyeat-ment-sion-tion-ness-ful,-able-less-en
6、collectionn.hopeful/lessadj.homelessadj.improvementn.decisionn.shortenvt.happinessn.eatableadj.-ment,-tion,-sion,-ness,-ful,-able,-less,-en等Let’shaveacompetition!I.GuesstheChinesemeaningofthecomplicatedwords.imbalanceimmoralabnormalillogicalirregularirrelativeinhumanins
7、eparablenonstopunintentionallyunbelievabletheoreticalenvironmentalistII.Changetherootsasmanyaspossibleaccordingtoprefixandsuffixcompetevarybelieveconsumeconcernlogicattenddevotepersonintendrealorganizeproducehopelegalforget…withtheirshiningbrowneyes,shakingtails(尾巴)andu
8、nconditionallove,traineddogscanprovidethenonjudgmentalblindmenwithusefulhelp.(2010NMET)unconditional:nonjudgme
