词汇扩展(英语前缀、后缀).doc

转换法：Choose -choice, advise- advice , breath n. -breathe v.Bath n.-bathe v. , lose v.-loss n. Food n.-feed v.Sale n. - sell v.派生法：1. 前缀：1） 否定前缀：un-, in-, im-, dis-, ir, il,Un-: unlike, unusual, uncertain, unpleasant, unimportant, uncommon,Unpack, unfold, undress, untruth,In-: indirect, incorrect, incomplete, independent, invaluable, invisibleIm-: impolite, impossible, immobile, immodest,ImproperDis-: dislike, disagree, dishonestir-: irregular ,irresponsibleil-: illegal, illogical2)动词前缀：en-, be-En-；Enlarge, enable, enclose, encourage, enjoy Be-: befool, befriend3)其他前缀：1.re-:Rebuild, rewrite, review, reuse2. mis-:misunderstand, mislead, misplace, misremember,3. over-:oversleep, overwork, overweight, overcareful4. under-:underground ,underworld, undershirt, underpants, undersell5. inter-: international,intercollege6. ex-:exit,exportex-wife,ex-president,二后缀：1.-er,-or:Reader, learner, islander, designer, recorder,computerInventor, actor, monitor, editor,sailor2. 名词后缀：1）-ness:Carefulness, sadness, weakness, sickness, softness, gentleness2)-tion: pronunciation(pronounce) , production, action, pollution, invitation, translation, suggestion, promotion,Satisfaction, attraction3)-sion :decision, expression, possession, permission, impression4)-ment:Development, judgement, government, punishment, movement5)-ity:Reality, activity,nationality, minority3. 形容词后缀：1.-ful-lessCareful-careless, hopeful-hopeless,harmful-harmlessCountless,rainless2.)-y:Healthy, bloody, worthy ,hungry,3)-ous；Da