构词法二-派生词-转化词课件.ppt

1、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】Classify:pathway freedom darkest place unfair lock everyday riverside nurse disagree 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):转化词转化词(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):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):everyday pathway riversideunfair dark

2、est disagree freedomlock place nurse 合成词合成词 pain-killercolor-blindsleep-walksleep-walker1.合成名词合成名词 (1)n+n air conditioner blood pressure income tax credit card (2)adj+n central bank fast food空调空调 血压血压所得税所得税 信用卡信用卡中央银行中央银行 快餐快餐 solar system remote control (3)v-ing+另一词另一词 washing machine driving licen

3、se (4)其他方式其他方式 by-product editor-in-chief太阳系太阳系 遥控遥控洗衣机洗衣机驾驶执照驾驶执照副产品副产品主编主编2.合成形容词合成形容词 (1)过去分词或带过去分词或带ed词尾的词构成。词尾的词构成。absent-minded grey-haired (2)动词的动词的ing 或另一词构成或另一词构成 long-suffering far-reaching心不在焉的心不在焉的头发灰白的头发灰白的长期受苦的长期受苦的深远的深远的(影响影响)3.合成动词及合成副词合成动词及合成副词 overeat baby-sit empty-handed 吃得太多吃得太多

4、看孩子看孩子 一无所获的一无所获的.合成合成 :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。复合名词复合名词class+room=classroom(名词名词+名词名词)black+board=blackboard(形容词形容词+名词名词)复合形容词复合形容词warm+heart+ed=warmhearted 热心肠的热心肠的good+looking=good-looking 相貌好看的相貌好看的world+wide=worldwide世界性的世界性的hard+working=hard-working 努力工作的努力工作的 复合动词复合动词 over+come=overcome克服

5、克服(副词副词+动词动词)复合数词复合数词 fifty+four=fifty-four复合代词复合代词 everyone,somebody,anything,nobody(不定代词不定代词+名词名词)复合副词复合副词down+stairs=downstairs在楼下在楼下(形容词形容词+名词名词)whole+heartedly=wholeheartedly 全神贯注地全神贯注地(副词副词+副词副词)加前缀：加前缀：happy-happy-_happyhappy 加后缀：加后缀：develop-develop-developdevelop_既加前缀又加后缀：既加前缀又加后缀：employ-emp

6、loy-_employemploy_unmentunment派生法（派生法（DerivationDerivation）-词缀词缀法法1.1.前缀前缀:Pre-（前）（前）Pre-reading,preview,prepayRe-(重新)Rewrite,reconsider,reusedis-（不）（不）disagree,dislike,disappear派生法（派生法（DerivationDerivation）-词缀词缀法法1.1.前缀前缀:in/im-（不）（不）incorrect,impossiblemis（错误或失当）（错误或失当）super-（超级）（超级）mini-（微小）（微小）m

7、isunderstand,misleadsupermarket,supermanminiskirt,minibus-er-or-tion-ment-ity-ist-hood-ionteacher,workervisitor,sailor education,satisfactiondevelopment,movementability,possibility pianist,artist childhood,brotherhood action,solution,conclusion1).名词后缀名词后缀：-er -or -tion -ment -ity -ist -hood -ion2.常见

8、的后缀常见的后缀-er -or -tion -ment -ity -ist -hood -ionwork educate develop visit teach sail movepiano art child act brother soluteconclude er/ormentor/resserorment/ististhood/ion/ionorhood-ous-ful-y dangerous,humoroushelpful,careful thankful Healthy snowy windy2）.形容词后缀：形容词后缀：3）.副词性的词缀：副词性的词缀：-lyRealShyWid

9、e CarefuldirectRecentHappyEasywonderfullylylylylylyly/ily/ily转化法转化法（Conversion）bookn.书本v.预定I have a book.Do you book a seat?walk n.散步散步v.散步散步Lets go out for a walk.I often walk a dog after dinner.1.He was one of the best _ in yesterdays football match.(play)2.Look!How _ Kate is laughing!(happy)playe

10、rs happily 构词法精练构词法精练3.It snowed _ last night and now the streets are covered with snow.(heavy)4.Edison was a great _.During his life he had many _.(invent)heavily inventor inventions 5.More and more _ have come to visit China over these years.（foreign）6.She hoped that her son would become a _.(music)foreigners musician 7.Thank you for your _.(kind)8.The mother didnt know why her daughter was crying _.(noise)kindness noisily 选择选择=结果结果汇报结束汇报结束 谢谢观看谢谢观看！欢迎提出您的宝贵意见！欢迎提出您的宝贵意见！