一、常见的词根21.Frig, friger=cold冷1.able, abil=able能够Refrigeratorability， able ， disable ， enable22.Fus,=pour倒2.Act=do做Confuse, confusion, refuse,Actor,actress,activity, action, active, actual,23.Gest, gister=carry, bring搬运actually, exact, react,Suggest, suggestion,3.Ag=do, 做24.Grad=step, grade阶段Agent, agency Grade, graduate, gradual, centigrade,4.Art=art艺术25.Graph, gram=write,写Art, article, artist,Photograph, telegraph, program, diagram5.Astro, aster=star 星星26. grat, gree=pleasing,满意Astronomy, astronaut, disaster,Gratitude, grateful, grace, agreement, disagree, 6.Ball, bol=fight打架27.Gress=go, walk走Ballroom, balloon, symbol Progress,7.Base=base 基础28. Habit=do well做Baseball,Habit,8.Bell, bel=war, fight战争29. Hap=chance 机会Rebel,Perhaps, happen, happy, happiness,9.Cas, cid=fall落下30.Lect, lig=choose, gather,收集Casual, casually, occasion, accident,Collect, collection, elect, neglect, select,10. cept, ceive, cip, cup=hold抓住31. Long=leng长度accept, except, receive, receipt, principal,Belong, length,11.cap=head 头32.Man, manu=hand手Captain, capital,Manage, manager, maintain,12.Cycle, circle=circle圈33.Mark=sigh,标记Bicycle, recycle, circus,Marked, remark, landmark, bookmark,13.Dic=write写34.Memor=memory记忆Diction, prediction,Memory, memorize, remember,14.Doub=double双35.Ment=mind介意，想法Double, doubt mention, comment, remind15.Duct, duc=say说36.Miss, mit=send, cast投送Educate, education, reduce, conduct,Dismiss, promise,16.Fall, fail, fault=err错误37.Mod=mode, manner举止17.Fer=catch捉住Modest, model, modernOffer, infer, different, difference, prefer, suffer,38.Neg=deny否定18.Flu=flow 流动Neglect, negative,Fluent, fluency, influence,39.Part, port=part, divide,分割19.Fore, fort=strong Apartment, depart, department, partner, Force, forceful, effort, comfortable, discomfortable40.Pass=pass through通过20.Form=shape形状Passage, passenger, passport,Formal,inform,information,reform, transform,41.Pend, pens=hang悬挂uniform, perform, performance,Depend, independent, spend,142.Per=tryExperiment, experience,43.Plat=flat平坦Plate, platform,44.Fly=fold折叠Apply, reply, supply,45.Point, punct=point, make sharp, 尖，尖端pointed, pointer, appoint, appointment, disappoint, 46.Police=state, city 城市，地区，国家Police, policy, politics,47.Popul, publ=people 人Population, popular, public, publish,48.Port=carry 运送export, support, transport,49.Press=press 按Pressure, compress, express, expression, impressive,50.Prim=first, chief, 第一，主要Primary, primer,51.Pris, =take拿取Surprise,52.Quest, quir, quis, quer=seek, search, 搜索Quest, inquest, question, request, conquer,53.Quiet, qui=still安静Quiet, quietly, quickly54.Quit=free自由Quit,55.Sal=saltSalt, salty, salad, salary,56.Sci=know 知道 Science,scientist, scientific, 57.Sence,sent=feel 感 Sense, sensible,nonsense, 58.Serv=serve, keep 保持 Service, servant, deserve,observe, 59.Sid=sit, 坐President, consider,60.Sigh=mark,Signal, assign, assignment, design,61.Sist-stand 站立Assist, assistant, consist, exist,62.Sum,summ=add up添加Sum, summit, summary, summarize,63.Tele=far 的Telegraph, telephone, television,二 . 常的前1.表示否定意的前1)否定前dis- ,dishonest, dislikeim-, ir-,impossible, irregularne-, n-, none, neither, nevernon-, nonsenseneg-, neglectun- unable, unemployment2)表示的意mis-, mistake, mislead,3)表示反作的意思de-, defend,un-, unload, uncover2.表示空位置，方向关系的前a-在⋯之上 ,向⋯” aboard, aside, above,en-, 表示“在内，入” encage, enjoy, enrich, ex-, 表示“外部，外” exit, expand, export, except,fore- “在前面” forehead, foreground,in-, il-, im-( 用于 b,m,p 之前 ), ir-,表示“向内，在内，背于”inside, importinter-, 表示“在⋯⋯，相互” international,interaction, internetintro-,表示“向内，在内，内” introduce, introductionmid-,表示“中，中” midnight,out-,表示“在上面，在外部，在外” outline, outside, outwardover-,表示“在上面，在外部，向上” overlook, overhead, overboardpre-, 表示 " 在前”在前面” prefix, preface, preparepro-, 表示“在前，向前” progress, proceed, sub-, 表示“在下面，下” subway,super-, sur-,表示“在⋯ ..之上” surface,supermarket, superman,trans-,表示“移上，上，在那一” translate, transform,under-,表示“在⋯ ..下面，下的” underline,underground, underwater2up-, 表示“向上，向上面，在上” upward, uphill(上坡)upstairs,3.表示，序列关系的前fore-,表示“在前面，先前，前面” forecast, foretellmid-, 表示“中，中” midnight, midsummerpost-" 表示“在后，后” postwar,pre-, 表示“在前，事先，先” prewar, prehistory re-, 表示“再一次，重新” retell, rewrite,repeat,4.表示比程度差关系的前over- ，表示“超，度，太” overeat, oversleep 5.表示共同，相等意思的前co- 表示“共同，一起”。

connect, collect,sym-, 表示“同，共，和，” sympathy6.表示整个完全意思的前al- 表示“完整，完全” alone, almost, overallover- 表示“完全，全” overall, overflow( 充 )7.表示分离，离开意思的前a- ，表示“分离，离开” away, apart, abstainde- 表示“离去，去” depart,8.表示通，遍及意思的前per-, pel-, 通，，遍 perfect, perform, trans-,横，通 transparent, transport9.表示加意思的前a-, arouse, ashamedad-, adjoin,10.表示作用的前be-, befriend,en-, enable, enrichad-, at-, adapt, attend, attract,11.表示数量关系的前twi-, 表示“二，两，双” twin centi-, 表示 "百，百分之一 "centimeter kilo-, 表示 " 千，千分之一 kilometer micro-, 表示 " 万，万分之一” microvolt13.表示的前aud-,表示“听，声” audience,bio-,表示“生命，生物” biography()ge-, 表示“地球，大地” geographyphon- ,声“，音” phone, phonographtele-, 表示“ 离” television, telephone三 . 常的后1.名后(1)具有某种或作的人-an, - ian,⋯地方的人American,-ant,- ent, " ⋯者” agent, servant, student, -ar, " ⋯⋯的人” scholar, liar,-ary, " 从事⋯⋯的人 " secretary, -ant, " 具有⋯的人 " graduate -ator," 做⋯⋯的人 " educator,-ee, " 作承受者 " employee, examinee -eer, " 从事于⋯人 " engineer, volunteer-er, 表示 " 从事某种的人 , 某地区人 " banker,observer, Londoner, villager-ese, 表示 " ⋯国人，” Japanese, Chinese -ess, 阴性人称名， actress, hostess,-ian, 表示 " ⋯地方人，信仰⋯.教的人，从事⋯的人”Christian, musician-ist,表示"从事⋯ 研究者，信仰⋯ 主者"pianist, dentist, artist, chemist-or, 表示 " ⋯者 " author, doctor, operator, -yer, 表示 " 从事⋯⋯者” lawyer (2). 构成，具有抽象名的含-age, 表示 " 状，行，身份及其果，称"courage, storage, marriage-ance, -ence 表示 " 性，状况，行，程，量，程度” importance, diligence, difference,-ancy, -ency, 表示 " 性，状，行，程"frequency, urgency,-bility,表示"作，性，状" possibility,-craft, 表示 " 工，技巧” woodcraft, handicraft,statecraft （治国策）-dom, 表示 " 等，域，状 " freedom, kingdom,wisdom-faction, -facture, 表示 " 做成，⋯⋯化，作用 "satisfaction,-hood, 表示 " 格，身份 , 年，状 " childhood,manhood,-ice, 表示 " 行，性，状 " notice, justice, service -ine, " 有抽象概念 " medicine,-ing, " 作程果" building, writing,-ion, -sion, -tion, -ation, -ition, " 行的程，果，状况 "action, solution, conclusion, expression,correction-ment,表示"行，状，程，手段及其果3treatment,movement,judgment,punishment,-like, manlike, childlikeargument-some, troublesome, handsome-ness, 表示 " 性，状，程度 " goodness, kindness, ,(3) 表示“充分的”含friendliness-ful, beautiful, wonderful, helpful,-or, " 作，性，状 " favor, error,-ous, dangerous, generous, various-ship, 情况，性，技巧，技能及身份，hardship,(4)由某种物形成，制成或生的membership, friendship-en, wooden, golden, woolen-th,表示 " 作，性，程，状 " depth, wealth,-fic, scientifictruth, length, growth(5) 表示方向的含-tude, " 性，状，程度" altitude-ern, eastern, western-ure, " 行，果 ", pressure, failure,-ward, downward, forward-y,表示 " 行的果，状，性” , history, victory,(6) 表示“倍数”的含(3)有所，地方的含-ble, double,-age, 表示 " 住所，地点 " village,(7) 表示“数量关系”的含-ary, 表示 " 住所，地 " library,-teen, thirteen,fourteen-ory, 表示 " 工作所，住 " factory,dormitory,-ty, fifty,sixtylaboratory, observatory-th, fourth, fiftieth(4)有学，科技含(8) 表示国籍，种，宗教的含-ology, " 学” biology, technology-an, Roman, European-nomy, "⋯学 " astronomy, economy,-ese, Chinese,-ery, 表示 " 学科，技 " chemistry,-ish, English, Spanish-y,表示 " ⋯⋯学，，法” photography,(9) 表示“比程度”的含(5)表示人和事物的和，集合含-er, greater-hood, neighborhood, womanhood-ish, reddish, yellowish(6) 表示物品和物名称的含-est, highest-ing, clothing, matting,-most, foremost, topmost-ment, instrument, equipment,(10)其他的含(7)表示“ 小”的含-less, 表示否定， countless, wireless-ling, duckling, 3. 后-y, baby, doggy-ize, ise, 表示 " 做成，成，organize2. 形容后-en, 表示 " 使成，引起，使有” quicken, weaken,（ 1）有“属性，向，相关”的含soften,-able, suitable, comfortable,-fy, 表示 " 使⋯⋯化 , 使成” beautify,-al, natural, additional, educational-ish, 表示 " 使，令” finish,-ant, -ent, distant, important, excellent-ate, 表示“成⋯，理，作用” separate, operate,-ar, similar, popular, regular 4. 副后-ice, ical, politic, historic, physical,-ly, possibly, swiftly, simply-ing, moving, touching,-ward, -wards, downward, upward-ish, foolish, , selfish-ways, always, sideways,-ive, active, impressive,-wise, otherwise, clockwise(2)表示“相象，似”的含-ish, boyish, childish4。