一、常见的词根1.able, abil=able能够ability，able，disable，enable,2.Act=do 做Actor, actress, activity, action, active, actual, actually, exact, react,3. Art=art艺术Art, article, artist,4. cept, ceive, cip, cup=hold抓住accept, except, receive, receipt, principal,5.Cycle, circle=circle圈Bicycle, recycle, circus,6.Dic=write写Diction(措辞),prediction, dictionary, dictation,7.Duct, duc=say说Educate, education, reduce, conduct,8.Fer=catch捉住Offer, infer, different, difference, prefer, suffer,9.Flu=flow流动Fluent, fluency, influence, fly, flight10.Fore, fort=strongForce, forceful, effort, comfortable, discomfortable, before 11.Form=shape形状Formal, inform, information, reform, transform, uniform, perform, performance,12.Grad=step, grade阶段Grade, graduate, gradual, centigrade,13.Graph, gram=write,写Photograph, telegraph, program, diagram14. grat, gree=pleasing,满意Gratitude, grateful, grace, agreement, disagree,15. Hap=chance机会Perhaps, happen, happy, happiness,16.Lect, lig=choose, gather,收集Collect, collection, elect, neglect, select,17.Mark=sigh, 标记Marked, remark, landmark, bookmark,18.Memor=memory记忆Memory, memorize, remember,19.Part, port=part, divide,分割Apartment, depart, department, partner,20.Pass=pass through通过Passage, passenger, passport,21.Pend, pens=hang悬挂Depend, independent, spend, 22.Point,=point, make sharp, 尖，尖端pointed, pointer, appoint, appointment, disappoint,23.Police=state, city城市，地区，国家Police, policy, politics,24.Popul, publ=people人们Population, popular, public, publish,25.Press=press按压Pressure, compress, express, expression, impressive,26.Quest, quir, quis, quer=seek, search,搜索Quest, inquest, question, request, conquer,27.Sal=salt盐Salt, salty, salad, salary,二. 常见的前缀1.dis-否定,dishonest, dislike, disappear,2.ne-, n-,否定none, neither, never,3..un-否定unable, unemployment, unhappy, unlucky,4.mis-错误,mistake, mistook, mistaken, mislead, missing, misunderstand, 5.a-在…之上,向…”aboard, aside, above, aback, abroad,6.en-, 表示“在内，进入”enter, entrance, enjoy, enrich, environment, envelope,7.ex-, 表示“外部，外”exit, expand, export, except, experience,8.inter-,表示“在……间，相互”international, 9.interaction, internet,10.表示“中，中间”midnight, midsummer, midnight, midsummer12.out-, 表示“在上面，在外部，在外”outline, outside, outward, outdoor,13.over-, 表示“在上面，在外部，向上,超过”overlook, overhead, overboard, overeat, oversleep,14.pre-, 表示“在前，事先，预先”prewar, prehistory, prediction, preface, prepare, prefer, refer, 15.super-, sur-,表示“在…..之上”surface, supermarket, superman, superstar,16.under-, 表示“在…..下面，下的”underline, underground, underwater17.up-, 表示“向上，向上面，在上”upward, uphill(上坡)upstairs,18.fore-, 表示“在前面，先前，前面”forecast, foretell forehead, foreground,19.re-, 表示“再一次，重新”retell, rewrite, repeat, renew, recite,20.al- 表示“完整，完全”alone, almost, overall, already, also, always,21. tele-, 表示“远离”television, telephone，telegraph22.trans-,横过，贯通transport, translate, transportation,23.en-, 变成动词enable, enrich，enjoy, encourage,24.twi-,表示“二，两，双”twin, twenty, two, twelve, twelfth,25.kilo-,表示"千，千分之一kilometer，kilogram26.phon-, “声，音调”phone, phonograph三. 常见的后缀1.-an, -ian,…地方的人American,2.-er, 表示"从事某种职业的人, 某地区人" 比较级banker, observer, Londoner, villager, nicer, smaller,3.-ese, 表示"…国人，”Japanese, Chinese4.-ess, 阴性人称名词，actress, hostess, waitress,5.-ian, …地方人，信仰….教的人，从事…职业的人Christian, musician, Australian,6.-ist, 表示"从事…研究者，信仰…主义者"pianist, dentist, artist, chemist7.-or, 表示"…者"author, doctor, operator, actor,8.-age, 表示"状态，行为，身份及其结果，总称" courage, encourage, shortage, , marriage, message, cabbage,9.-dom, 表示"等级，领域，状态" freedom, kingdom, wisdom10.-ice, 表示"行为，性质，状态" notice, service,11-ion, -sion, -tion, "行为的过程，结果，状况"action, solution, conclusion, expression, correction12.-ment, 表示"行为，状态，过程，手段及其结果treatment, movement, judgment, punishment, argument, instrument, equipment, statement,13.-ness, 表示"性质，状态，程度"goodness, kindness, , friendliness14.-ship, 情况，性质，技巧，技能及身份，职业hardship, membership, friendship15.-th, 表示"动作，性质，过程，状态"depth, wealth, truth, length, growth 16.-ure, "行为，结果",pressure, failure, future,17.-hood,人和事物总和neighborhood, womanhood, childhood,18. -ly, …地（变副词）possibly, swiftly, simply, carefully, clearly19.-able, 能的suitable, comfortable,20.-al, 的natural, additional, educational, final,21.-ing,具有性质的touching, interesting, boring, exciting, surprising, -ing,动作过程结果"building, writing, handwriting,22.-ish, 的foolish, , selfish, foolish,23.-ive, 的active, impressive, native,24.-ful, 的beautiful, wonderful, helpful, helpful,25.-ous, 的dangerous, generous, various, famous, serious, delicious,26.-ern, 方向的eastern, western, southern,27.-ward, 方向downward, forward，upward28.-teen, 十几thirteen, fourteen29.-ty,几十fifty, sixty，forty，30.-th, 第几fourth, fiftieth, fortieth.31.-an,人Roman, European, American, Australian,32.-ish, 人或的English, Spanish, Spanish,33.-est, 最高级highest, tallest, highest, smallest,34-less, 表示否定，countless, careless, fearless,最新文件仅供参考已改成word文本。