•常用词根：
•ann = year: anniversary, annual
•audi = hearing: audience, audible
•auto = self: automation, autobiography
•bio=life: biology, biography
•capit = head: capital, decapitate
•ced/cess = go: process, unprecedented
•cur =run, move: occurrence, incur，current
•chron = time: chronic (长期的，慢性的) ,
• chronology (年代学，年表), synchronal （同时，
• 同期）
•cide = kill: suicide, insecticide, bactericide
•confid = trust: confide, confidant(密友),
• confidential （恪守秘密的），
• confidence
•cred = trust: credit, credible,
•dic = say: indicate, dictate (读出，口授)
•duc(t) = lead: introduce, conduct
•equ = same: equal, equality, equation (等式)
•fact = make: manufacacture, factory - 5 -
2005 工程硕士辅导 水木艾迪培训学校 电话:010-62796032
•frag = break: fragile, fragment
•gen = produce: generate, genetics
•ject = throw: eject, reject, project
•mit = send: emit, vomit
•port = carry: porter, export, import,
• transport
•simil = like: similarity, simile
•spect = see: inspect, expect
•tract = draw: tractor, attract, distract
•vid/vis = see: vision, invisible
•常用前缀：
•en-: enable, encourage, enforce, entitle, enlarge, enliven, enrage, enrich, enslave, ensure, entrust, encage
•trans-: transform, transition, transport, transmit, translate, transplant,
•post-: postwar, postgraduate, posterior
•under-: underground, underway, undergraduate, undercharge, underestimate, underfunded undernourished, underprivileged, undersell, understate, undervalue,
•de-: devalue, defrost, dewater, dehydrate, defame, deface, deform, degenerate, degrade, denounce (announce), deselect, detach (attach), detract (attract),
•tele-: telegram, telephone, telescope, television
•semi-: semicircle, semiautomatic, semidetached, semi-skilled, semitropical (subtropical)
•bi-: bicycle, bilateral, bilingual,
•tri-: tricycle, triangle, trisect, triple
•multi-: multiple, multiply, multitude, multilingual, multilateral, multimedia, multinational
•mono-: monologue, monotonous, monopoly, monopolize, monlingual
•sub-: submarine, subway, subcontinent, subconscious,
•il-: illogical, illegal, illiterate,
•ir-: irregular, irrelevant, irresistible, irresolute, irresponsible,
•im-: impossible, impolite, impartial, impatient, impossible, impiety, implausible, impotent, impractical, imprecise impure, imbalance, immature, immeasurable, immobile, immodest, immoderate, immoral, immortal,
•ex-: export (import), exclude (include), , expose, exhale (inhale)exterior (interior), external (internal) explicit (implicit)
•co-: cooperate, coexist, coeducation, coincidence (coincide),
•
•后缀：
•-en: deepen, widen, broaden, lighten, weaken, fasten, harden, loosen, lengthen, threaten
•-ify: clarify, identify, justify, qualify, specify
•-ize: characterize, specialize, industrialize, civilize, realize, modernize, organize