1、英语构词法英语构词法 Words Building1.When are you going to write about environmental education?2.If we dont,the future is hopeless.3.Its wasteful to throw away paper and metal.3.Reuse means“use again”.4.Every class collects reusable waste.General introductionClassify wordsCompounding(有两个或更多的词合有两个或更多的词合成一个词成一个
2、词)Derivation(在词根上加上前、在词根上加上前、后缀构成另外一个词后缀构成另外一个词)prefixsuffixConversion(将一种词性转化成另将一种词性转化成另一种词性一种词性)Classify:classroom freedom darkest place invitation lock everyday riverside loneliestupstairs hopeful careless clean walk合成词合成词(有两个或更多的词合成一个词有两个或更多的词合成一个词):派生词派生词(在词根上加上前、后缀构成另外一个词在词根上加上前、后缀构成另外一个词):转化词
3、转化词(将一种词性转化成另一种词性将一种词性转化成另一种词性):classroom everyday riverside upstairs freedom darkest invitation loneliest hopeful carelessplace lock clean walk合成(Compounding)有两个或更多的词有两个或更多的词合成一个词合成一个词加前缀：加前缀：happy-happy-unhappyhappy 加后缀：加后缀：enjoy-enjoy-enjoy enjoybalebale既加前缀又加后缀：既加前缀又加后缀：health-health-ununhealthh
4、ealthy y派生法（派生法（DerivationDerivation）-词缀词缀法法1.1.前缀前缀:Re-Rewrite,return,reuse(重新)dis-（不不）disagree,dislike,disappearsupermarket,supermansuper-（超级）（超级）in/im-（不）（不）incorrect impossible常见的后缀常见的后缀1.1.名词后缀名词后缀 ：-er-or-tion-mentteacher,workervisitor,actor education,pollutiondevelopment,movement-ity-ist-hood
5、-ion名词后缀名词后缀 ：ability,possibility pianist,artist childhood,neighbourhood action,solution,常见的后缀常见的后缀2.2.形容词后缀：形容词后缀：-ous-ful-able-ant,-ent-ydangerous,humoroushelpful,carefulcomfortable,important,excellent sunny windy-ern-en-(a)n-ly-less-aleastern southern golden wooden American Australianfriendly lov
6、ely Careless homelessnatural national 3.副词性的词缀：副词性的词缀：-lyquickly,softly,yearly 转化法（转化法（Conversion）tasten.味道v.尝起来It has a good taste.It tastes very good.record n.记录记录v.记录记录He broke the record.He likes to record something while reading a book.water，break，watch，boat，cook ,open；clean,light;orange；play,c
7、olourWhat are the meanings of theseWords?直击中考直击中考题型：题型：1、单项选择、单项选择2、单词分类、单词分类3、用词的正确形式填空用词的正确形式填空4、完形填空完形填空5、短文填空、短文填空1、单项选择、单项选择37We believe that we can hold the Beijing 2008 Olympic Games _ ASuccessful Bsuccessfully Csuccess Dsucceed2、单词分类、单词分类 Acalling Boften Cscientific Dfantastic Ehelping Fusua
8、lly42Thank you for _ me43They _ play basketball after school44The invention is very _BAEBFCD用词的正确形式填空用词的正确形式填空 94Guangxi organized some _ teams to leave for Wenchuan to help the people there （medicine）87Are you Canadian?NoI am _（Australia）93Who lives _ from the school Sam，Amy or Linda?Linda（far）Aust
9、ralianfarthestmedicial短文填空短文填空Dolphins are 71._(interest)animals and researchers find them smart to watch.They72._(have)no hands，but can use toolsto solve problems，just like us.There is no evidence that dolphins have a language of their own，but they can understand many sign 73._(language).They can r
10、espond(反应反应)quite74._(correct)and quickly.Dolphins live in a very different world，but theyare good at 75._(do)our“intelligent(智能的智能的)tests”.interestinghavelanguagescorrectlydoing构词法：构词法：合成合成(合成词合成词(有两个或更多的词合成一个有两个或更多的词合成一个词词):Compounding)派生法（派生法（Derivation）【前缀前缀/后缀后缀】转化法（转化法（Conversion）【词性转换词性转换】SummaryHomeworkFinish all the exercises.
