《初中英语单词重要词根.docxVIP

一．初中重要前缀1.否定 (a; dis; im; in; ir; il; non; un):a- amoral??????atypical?pneumonia ab- abnormal absentdis- disable dislikeim/in/ir/il- immeasurable impartial inadequate inaccessible illegal illogical irrational irresistible irrevocablemis— mistake，misunderstandnon- nondurable，nonsenseun- unlike, unhappy, unalterable, unworldly unyieldinganti- anti-terrorist antiwar?????anti-dumpingop- opposite?ob- objectcounter- counter-strikecontra- contradictwith- withdraw?2. 空间（方位） 上：over—overweight，overlook， super— superman，superstar up— upstream，upstairs 下：de— decline? decide? department sub—subway under— underline 里：il/im/in/ir inland inter- Interrupt intro—introduce em-embarrass 外：ex—/es— exit，exral out— outside 前：fore— before，forehead pre—/pro— predict，progress，prefer 后：post— postpone，poster after— afterwards 转移：transport，transformer 遍及：circum— circumstance circu—circus cross—crossroads 遥远：tele— telephone，telegram，telescope，television在： a— aboard，asleep 3. 时间： 先：ex— ex-husband fore— foresee pro— professor ante— anteroom，antelope 后：after—afternoon step— step-father 中间 mid— midday，Mid-Autum’s day 重复 re— rewrite，replay，recycle4. 程度 高：over— overeat super— superstar extra— extraordinary arch— arch-enemy macro— macrostructure 低： sub— sub-editor vice— vice-president micro— Microsoft, microwave mini— minibus， miniskirt5. 数量 一．uni- unit, China Unicom, USA, UN, UK 二．ambi-/ bi-/twi-/di-/bi- dioxide, bicycle, amphibians, twins, dict://key.0895DFE8DB67F9409DB285590D870EDD/an%20ambassador \o 查找: an ambassadorambassador? 三．tri- tricycle， triangle， 十．de-，dec- December, decade 百. cent-, cent, century 千．kilo- kilogram，kilometer 多. multi-pole，multi-media 半. hemi-，semi- semicircle，hemisphere二．初中重要词缀1. 名词后缀 (1) 具有某种职业或动作的人1)-an, -ain, 表示……地方的人，精通……的人”American, historian2)-al, 表示具有……职务的人 principal3)-ant, -ent, 表示……者” merchant, agent, servant, student,4)-ar, 表示……的人” scholar, liar 5)-ary, 表示从事……的人 secretary, missionary6)-ant, 表示具有……职责的人 candidate, gra