英语构词法种类Unit1-2 基础提高与扩展复合动词英语构词法主要有三种：合成、派生与转化。1. 合成 : 有两个或更多的词合成一个词。复合名词class + room = classroom ( 名 词 + 名 词 ) black+ board= blackboard (形容词+名词) 复合形容词warm + hearted = warmhearted 热心肠的good + looking = good-looking 相貌好看的world +wide= worldwide世界性的hard+ working=hard-working 努力工作的复合数词fifty+ four= fifty-four复合代词everyone, somebody, anything, nobody复合副词down+ stairs = downstairs 在楼下 ( 形容词+名词)whole+ heartedly =wholeheartedly全神贯注地(副词+副词)2. 派生 : 是通过在词根上加前缀或者后缀构成一个新词。happy --- unhappy develop --- development前缀:一般只引起意思上的变化而不造成词类的变化，mis- 错误的 + understand --- misunderstand 后缀:一般只引起词性上的变化而不造成意思的变化。care v. 照料--- careful adj.work v. 工作--- worker n.常见的前缀(A)表示否定的前缀：un---unfair,unhappynon----nonsmoker in----inactivedis----disagree, disappear,dislike im----impolite, impossible(B)表示错误或失误的前缀:mis---misunderstand, mislead, misuse(C)表示两个,双边的前缀：bi- bicolor ( 双色的), bicycle(D)表示相互,交互,在一起的前缀inter—interview, international, internet(E)表示又,再,重新的前缀re—review, return, rewrite(F)表示远的前缀tele– telephone, television1常见的后缀名词后缀补充:1. 动词变名词：-tioneducate--education, invite---invitation, predict---prediction-mentdevelopment, movement, disappointment-erteacher, worker, runner, singer-orvisitor, sailor, tutor, actor-ist ( 人,名词后缀)science--scientist, terror--terrorist-ese( 民族,语言,名词后缀) Chinese, Japanese2.形容词变名词-nessgood—goodness, happy-happiness, busy-business ,careless--carelessness-ityable--ability, possible--possibility3.名词变形容词：-y: windy, rainy, healthy, cloudy, funny, sunny-ish: foolish, childish, girlish-some: handsome, troublesome-ous: dangerous, humorous-ful: helpful, careful, peaceful, co...
