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构词法构词法：合成(Compounding)派生法（Derivation）【前缀/后缀】转化法（Conversion）【词性转换】合成(Compounding)blackboardspaceshiphalf-understandfirst-classman-madegood-lookingsometimesbeforehand•加前缀：happy---___happy•加后缀：develop---develop_______•既加前缀又加后缀：employ---____employ_______unmentunment派生词（derivation）派生法（Derivation）---词缀法1.前缀:Pre-Pre-reading,preview,prepayRe-Rewrite,reconsider,reuse（前）(重新)dis-（不）disagree,dislike,disappearmisunderstand,misleadmis–（错误或失当）miniskirt,minibussupermarket,supermansuper-（超级）mini-（微小）in/im-（不）incorrectimpossibleforetell,forecastpost–(之后)postwar,post-readingfore-(前，预先)semicircle,semi-finalsemi-(半，部分)antiwar,anti-Japanesewaranti-(阻止，抗)underground,under-developunder-（在……下，在……中）常见的后缀1.名词后缀：-er-or-tion-mentteacher,workervisitor,sailoreducation,satisfactiondevelopment,movement-ity-ist-hood-ion名词后缀：ability,possibilitypianist,artistchildhood,brotherhoodaction,solution,conclusion常见的后缀2.形容词后缀：-ous-ful-able,-ible-ant,-ent-arydangerous,humoroushelpful,carefulcomfortable,responsibleimportant,excellentmilitary,voluntary3.副词性的词缀：-ly-wardsquickly,softly,yearlybackwards,forwards转化法（Conversion）tasten.味道v.尝起来Ithasagoodtaste.Ittasteverygood.recordn.记录v.记录Hebroketherecord.Heliestorecordsomethingwhilereadingabook.correctcorrectionincorrectindependentdependdependabledisabledisabilityimpossiblepossiblepossibilitywrongmistakenmistakemisunderstandunderstandundergraduategraduategraduationn.反义独立的词根adj.残疾的n.不可能的n.反义n.误解词根大学生词根n.近义反义WordsBuildingcorrectn.反义独立的词根adj.残疾的n.不可能的n.反义n.误解词根大学生词根n.近义反义WordsBuildingcorrectcorrectionincorrectindependentdependdependabledisabledisabilityimpossiblepossiblepossibilityexpressioneducationwrongmistakenmistakemisunderstandunderstandundergroundundergraduategraduategraduationunderwaysubwaysubtitlealwayssidewaysn教育表达O独立的rootadj残疾的n不可能的OnSSn误解root大学生rootn地下的地下通道地铁副标题总是