1、常见前缀与后缀1. 常见前缀前缀 含义 例词en- 使可能 enrich 丰富 enable 使能够，使有机会 enlarge 扩大dis- 不，否定 dissatisfy 使不满意 disappear 消失 disagree 不同意 dishonesty不诚实 disadvantage 不利条件un- 不 unable 不能够 unlucky 不幸的 unhappy 不开心的un+ v. 做相反动作 undress 脱衣服 unload 卸货 uncover 揭开in-im-ir-il-不，非inactive 不活跃的 incorrect 不正确的impolite 不礼貌的 impossib
2、le 不可能的 immoral 不道德的irregular 不规则的 irresponsible 不负责任的illogical 不合逻辑的 illegal 非法的non- 不，非 non-existent 不存在的 non-stop 直达的,连续不断的mis- 错误的，坏的 misunderstand 误解 mislead 误导 misfortune 厄运,不幸Re- 重复，再 rewrite 重写, remarry 再婚super- 在上面，超级 supermarket 超市 supermodel 超级名模 superstar 超级明星under- 在之下 underestimate 低估
3、underground 地下的inter- 相互，之间 international 国际的 interact 交流,合作,相互作用semi- 半 semifinal 半决赛 semicircle 半圆 semi-conscious 半昏迷半清醒的multi- 多，多种 multi-national 多国的 multi-colored 多种颜色的 multi-cultural多文化的kilo- 千 kilometer 千米,公里 kilogram 千克tele- 远 telephone 电话 television 电视2. 名词后缀后 缀 含 义 例 词n.+er 相关的人 farmer 农夫
4、officer 官员v.+er 从事某种职业、进行某种活动的人 teacher 教师 worker 工人reader 读者 writer 作家地点名词+er 住在某处的人 Londoner 伦敦人 villager 村民-ess 女 actress 女演员 hostess 女主人-or 同 er-conductor 售票员 visitor 游客 inventor 发明家 actor 演员 survivor 幸存者 editor 编辑-ar 同 er- beggar 乞丐-ese 某国人,某国语 Chinese 中国人,汉语 Japanese 日本人,日语-ian 从事某职业的人 musicia
5、n 音乐家 physician 医师,内科医生-ist 从事某职业的人scientist 科学家 dentist 牙医 pianist 钢琴家 artist 艺术家 communist 共产主义者 socialist 社会主义者-ment 行为的结果 argument 争论 judgment 判断-ness 状态, 情况,特征 happiness 幸福 illness 疾病-tion 动作,行为 dictation 听写 preparation 准备-ship 身份,状态 leadership 领导 friendship 友谊 citizenship 国籍；公民权-ance acceptanc
6、e 接受 appearance 外表；出现-ence confidence 信息 reference 参考n.+ful 以该名词容量为单位的量glassful 一杯 mouthful 一口plateful 一盘 spoonful 一羮匙-al refusal 拒绝 denial 抵赖 arrival 到达 approval 赞成；批准 burial 埋葬； 葬礼 survival 幸存-y difficulty 困难 possibility 可能性-ism socialism 社会主义 materialism 唯物主义3 . 形容词后缀后 缀 例 词a- 在上/里向. aboard 在船/火车
7、/飞机上 ahead 在前面aside 向旁边 abroad 在国外-al industrial 工业的 national 国家的,民族的-an European 欧洲的 American 美国的,美洲的-ern eastern 东方的 northern 北方的 southern 南方的-able reasonable 合理的 believable 可相信的 unbearable 难以忍受的-ful careful 仔细的,小心的 cheerful 兴高采烈的 beautiful 美丽的-ish childish 孩子般的 selfish 自私的 foolish 愚蠢的-ive active
8、活跃的,积极的 creative 创造性的 destructive 破坏的；毁灭性的-y thirsty 口渴的 dirty 脏的 windy 有风的-en golden 金色的,金的 wooden 木的,木质的 woolen 羊毛的-ous continuous 持续的 various 各种各样的-ary imaginary 幻想的 revolutionary 革命的-ic realistic 现实的 historic 历史的-some troublesome 麻烦的 lonesome 孤独的, 寂寞的-like childlike 孩子般的 ,单纯的 womanlike 女人般的-ly f
9、riendly 友好的 lovely 可爱的-less careless 粗心的 harmless 无害的 homeless 无家可归的 useless 无用的4. 动词后缀后缀 含义 例 词-en 使成为,使具有widen 加宽 sharpen 削尖 deepen 加深 strengthen 加强shorten 缩短 soften 软化 quicken 加快adj. +ize 使变成, 使化Americanize 美国化 civilize 使开化modernize 现代化 nationalize 国有化-y 使化 beautify 美化 simplify 简化5. 副词后缀-ly 是最常见的
10、副词后缀, 可以附加在形容词后，构成与原形容词意义相同的副词。如：slowly 缓慢地 happily 高兴地 truly 真实地 wholly 全部地 simply 纯粹地练习1. 动词、介词、冠词、物主代词等词后一般接名词或动名词, 如果所给单词是其它词类, 就要将其改为名词, 并注意名词数的变化。(1)Do you know the _ (deep) of the river?(2)His _ (careful) resulted in the terrible accident(3)He is one of the _ (science) who support this theory
11、.答案：(1) depth (2) carelessness (3) scientists2. 动词、介词后一般接名词或动名词, 如果所给单词为动词，就要看该动词是否有名词形式，如果有名词形式，就用其名词形式；如果该动词没有名词形式，就用其动名词。如：(1)Please pay _ (attend) to your handwriting.(2) His _ (arrive) made the situation worse.(3)The teacher was angry at my _ (come) late.答案：(1) attention (2) arrival (3) coming3
12、. 动词前后、形容词前后可有副词。如果所需词为副词时, 还要考虑副词级的变化。如：(1)The boy ran _ (quick) to school.(2)“Whats that?” Father shouted _ (angry).(3)The little girl is _（extreme）eager to know the result of the exam。(4). He was very tired after doing this for a whole day, but he felt very happy since the crop did “grow” _ (heig
13、ht).答案：(1) quickly (2) angrily (3) extremely (4) higher4. 在名词前作定语，在系动词后做表语，以及作主语或宾语的补足语时，通常要用形容词 如果所需词为形容词时, 还要考虑形容词级的变化。(1) Whats the _ (width) river in the world?(2) The _ (strength) we become, the more modest we should be.答案：(1) widest (2) stronger5 即时训练单句填空：用所给单词的适当形式填空。1. Mary was very _ at the
14、 news, so she looked _ at her husband, her eyes full of _ (sad).2. He _football very well and he was one of the best _ in yesterdays football match. (play)3. Look! How _ Kate is laughing! She seems to be the _ girl in the world (happy).4. To our _, the headmaster was very _ with our report. (satisfy
15、)5. Edison was a great _. During his life he had many _. (invent)6. I should _ my task and make it _ to finish it. (simple)7. The boy having the _ of being half starved _, never to be seen again. (appear)8. The police _ the pot and _ a plot against the President. (cover)9. You are so _ to help me. T
16、hank you for your _. (kindly)10. Everything is becoming _ than before and many college students had to work to make some mone y for their college _. (expend)语篇填空：用所给词的适当形式填空ARafting is an_1_ (excite) adventure. A raft is a small boat that you can use to paddle down rivers and streams. Rafting is a g
17、ood way to experience_2_(natural) . If you want a normal rafting trip, choose a quiet stream or river that is wide and has few fallen trees or rocks. If you are looking for more_3_（excite）, you may want to try whitewater rafting. Whitewater rafting is_4_（adventure ） and_5_(difficulty) than normal ra
18、fting. It is done on rivers and streams where the water moves_6_ (quick). You have to be_7_ (care) not to hit rocks, trees and other_8_ (dangerous). The name “Whitewater” comes from the fact that the water in these streams and rivers looks white when it moves quickly.BSteve Jones is an_1_(environmen
19、t) expert who tries to keep animals and plants from_2_(become) endangered. If we know more about what causes_3_ (danger), we may be able to take measures before it is too late. A species can become _4_ (endanger) for_5_ (differ) reasons. Animals and plants must have a habitat or home, which is_6_ (c
20、omfort) and clean, and where there is enough food and other resources. Otherwise they can not live_7_ (comfortable). They are all used to their environment; that is, they have learnt how to live_8_ (succeed) in their habitat.【参考答案】一、单句填空1. sad, sadly, sadness 2. played, players 3. happily, happiest4
21、. satisfaction, satisfied 5. inventor; inventions 6. simplify, simpler/simple7. appearance, disappeared 8. discovered, uncovered9. kind, kindness 10. more expensive, expenses二、语篇填空A. 1. exciting 2. nature 3. excitement 4. adventurous 5. difficult6. quickly 7. careful 8. dangersB. 1. environmental 2. becoming 3. endangerment 4. endangered5. different 6. comfortable 7. comfortably 8. successfully
