必备知识梳理 1.复合名词的主要构成方式 名词+名词 blood test 验血;halfmoon 半月(形);silkworm 蚕;classroom 教室;airport 飞机场 形容词+名词 doubledealer两面派;shorthand速记;greenhouse温室 v.ing+名词 reading room阅览室;meeting room会议室;swimming pool游泳池 动词+名词 breakwater防波堤;pickpocket扒手 名词+v.ing handwriting笔迹;sunbathing日光浴 动词+副词 gettogether联欢会;breakthrough突破 副词+动词 downfall垮台;outbreak爆发 2.复合形容词的主要构成方式 形容词+名词+ed coldblooded冷血的;kindhearted心肠好的 形容词+名词 highclass高级的 形容词+v.ing goodlooking好看的;easygoing随和的;finesounding动听的 形容词+过去分词 newborn新生的;readymade现成的 形容词+形容词 darkblue深蓝色的;lightgreen浅绿色 名词+v.ing lifesaving救生的;oceangoing远洋的 名词+过去分词 handmade手工制作的;icecovered冰雪覆盖的 名词+形容词 nationwide全国性的;icecold冰冷的 数词+名词+ed oneeyed独眼的;twofaced双面的 数词+名词+形容词 fiveyearold五周岁的;twometretall两米高的 3.复合动词的主要构成方式 名词+动词 sleepwalk梦游 副词+动词 overcome克服;undergo经历;overthrow推翻;understand明白 形容词+动词 whitewash粉刷;blacklist列入黑名单 4.复合代词的主要构成方式 代词宾格或物主代词+self(selves) ourselves我们自己;herself她自己;themselves他们自己 某些不定代词some(any, no, every)+body(one, thing) everyone; everybody; everything; anyone; anybody; anything; nothing; something 二、转化法 转化法是由一种词类转化为一种或几种词类的构词法。这种构词法词形没有改变,转化后的单词在意义上通常与原单词有密切联系。现就常见的转化法分类列举并归纳如下: 名词转化为动词 face脸—face面对 hand手—hand传递 nurse护士—nurse护理 形容词转化为动词 dirty脏的—dirty弄脏 narrow窄的—narrow变窄 clean干净的—clean打扫 动词转化为名词 find发现—find发现物 divide划分—divide分界处 waste浪费—waste废物 形容词转化为名词 daily每日的—daily日报 weekly每周的—weekly周刊 形容词转化为副词 deep深的—deep深深地 sure确信的—sure的确 三、派生法 派生法是英语主要的构词法。此方法是借助于前缀或后缀,制造出派生词,主要有名词、形容词和动词三种。 1.前缀构词法 前缀是加在一个词根前面的音节,它并不是独立的单词,但本身有一定的含义,它不改变词性,但改变原词义。 常见前缀: 前缀 例词 dis(不,否定) dissatisfy使不满意;dishonest不诚实 un(不) unable不能够;unlucky不幸的 un(做相反动作) undress脱衣服;unload卸货 in(不,非) inactive不活跃的;incorrect不正确的 im(不,非) impolite没有礼貌的;impossible不可能的 ir(不,非) irregular不规则的;irresponsible不负责任的 il(不,非) illogical不合逻辑的;illegal非法的 前缀 例词 non(不,非) nonexistent不存在的; nonstop直达的 mis(错误的;坏的) misunderstand误解;misfortune厄运 re(重复,再) rewrite重写;remarry再婚 en(使可能) enrich丰富;enable使能够 ex(以前的,前任的) expresident前任主席/总统;exwife前妻 super(在……上面;超级) supermarket超市;supermodel超级名模 under(在……之下) underestimate低估;underground地下的 前缀 例词 sub(在……下;次于;低于) subway地(下)道;地铁;submarine潜水艇 inter(相互之间) international国际的;interact相互作用 semi(半) semifinal半决赛;semicircle半圆 multi(多,多种) multinational跨国的;multicoloured多种颜色的 kilo(千) kilometre千米,公里;kilogram千克 centi(一百;百分之一) centimetre厘米;centigram厘克 milli(毫;千分之一) millimetre毫米;milligram毫克 前缀 例词 tele(远) telephone电话;television电视 a(在……上/里;向……) aboard在船/火车/飞机上;ahead在前面;aside在旁边;abroad在国外 auto(自己的,独自的) automobile机动车,汽车;autobiography自传 over(太,完全,过度,多……) overfull太满的,过多的;overstudy用功过度 extra(额外,以外,特殊) extraordinary非凡的;extramarital婚外的 pre(预先,在……之前) predict预告;preview预习 2.后缀构词法 后缀是加在一个单词后面的音节,它本身一般也有一定含义,能够改变单词的词性,有的也可以改变词义。 (1)名词后缀 后缀 例词 age(状态;集合) shortage缺少;marriage婚姻 an/ian(人,……家) American美国人;Italian意大利人;musician音乐家 ence/ency(构成抽象名词) dependence依靠;frequency频率 ance(性质,状态) importance重要性;significance意义 后缀 例词 ant/ent(人) assistant助手;student学生 cion/sion/tion/ation(动作,状态) suspicion怀疑;tension紧张;repetition重复;preparation准备 ee(动作承受者或受影响者) employee受雇者;refugee难民 er/or(人或物) writer作家;actor演员;cooker炊具;tractor拖拉机 ess(女性) actress女演员;waitress女服务员;hostess女主人 ism(主义,……教) communism共产主义;socialism社会主义;Buddhism佛教 后缀 例词 ist(主义者,……家) communist共产主义者;dentist牙科专家;physicist物理学家 ment(行为;结果;状态;性质) argument争论;government政府;development发展 ship(关系,身份) friendship友谊;citizenship公民身份 hood(身份;性质;时代) childhood童年;neighbourhood街区;knighthood骑士身份 ty(状态;性质) plenty大量;difficulty困难;anxiety焦虑 ure(结果;行为;状态;实物) pressure压力;picture图画;pleasure高兴 al(动作过程;结果) arrival到达;approval同意 (2)形容词后缀 后缀 例词 able/ible/ble unbelievable不可信的;tolerable可忍受的;responsible负责的 al national国家的;continental大陆的 ed learned有学识的; talented有才华的 en golden金色的; woolen毛(织)的;wooden木制的 ful beautiful美丽的;useful有用的;colourful多彩的 ic/ical economic经济的;political政治的;electronic电子的 ish childish幼稚的; selfish自私的 后缀 例词 ive active积极的;productive有生产力的;creative有创造力的 less useless无用的;careless粗心的;meaningless无意义的 ly friendly友好的;deadly致命的;weekly每星期的 ous/ious dangerous危险的;glorious光荣的;famous著名的 ward downward向下的;backward向后的 y rainy多雨的;noisy吵闹的;snowy下雪的 (3)动词后缀
后缀 例词 en(使变得,使成为……) lengthen延长;harden使变得坚固;deepen加深 fy(使……化) satisfy使满意;beautify美化;simplify简化 ize/ise(使……变成……) realiz(s)e实现;industrializ(s)e使工业化 (4)副词后缀
后缀 例词 ly carefully小心地;beautifully美丽地;quickly迅速地 ward(s) forward向前;backwards向后;downwards向下;upwards向上 自主巩固练习 用所给单词的适当形式填空 (1)Her preparation course is helping her to get used to ________ (academy) requirements of a Western university. (2)A fireman ________ (accident) discovered the cause of the fire. (3)It cost ________ (approximate) $ 300—I can't remember it exactly. (4)________ (beg) can’t be choosers. (5)Other disabled people find the website ________ (benefit) because they can read about people with similar difficulties to their own. (6)She glanced ________ (casual) through a magazine as she waited. (7)The two of them are in a ________ (compare) financial situation. (8)He quit playing ____ (compete) football at the age of 24. (9)Man's social being determines his ________ (conscious). (10)The caf has a relaxed ______ (continent) feel about it. (11)She has played a ________ (decide) role in the peace negotiation. (12)The man standing there is a ________ (distinguish) novelist and philosopher. (13)It is a ________ (drama) story about an invasion of the Earth by aliens from Mars. (14)The teachers are very ________ (enthusiasm) and friendly and the classrooms are amazing. (15)Building a new factory there would be ________ (environment) disastrous. (16)Yesterday we held a ceremony to welcome the ________ (honour) soldiers who just came back from Wenchuan. (17)To say you were ________ (ignore) of the rules is no excuse. (18)Tourists shouldn't miss the 103 bus which offers one of the most ________ (impress) routes. (19)His hesitation indicates ________ (will). (20)You should ________ (loose) up your muscles before playing any sport. (21)This will help us achieve ________ (modern). (22)Some groups, ________ (name) students and pensioners (退休人员), will benefit from the new tax. (23)Women increasingly went out to work, usually out of economic ________ (necessary). (24)He breathed ________ (noise) through his nose. (25)He can be very ________ (persuade). (26)The day before yesterday Professor Li made a speech ________ (plenty) of humor. (27)Our income has got smaller, so we must be ________ (reality) and sell our car. (28)The young woman is a ________ (reception) in a fivestar hotel of international standard. (29)These resources can be ________.(access) (30)My grandfather is ________ (energy) and never feels tired. [答案]1.academic 2.accidentally 3.approximately
4.Beggars 5.beneficial 6.casually 7.comparable 8.competitive 9.consciousness 10.continental 11.decisive 12.distinguished
13.Dramatic 14.Enthusiastic 15.environmentally 16.honourable
17.ignorant 18.impressive 19.unwillingness 20.loosen 21.modernization 22.namely 23.necessity 24.noisily 25.persuasive 26.plentiful 27.realistic 28.receptionist 29.accessible 30.energetic
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