通过计算机对4级考试真题词汇按照词频高低排序汇总，并且表明了词频。因此，所有4级考生应该掌握下面所有核心高频词汇。这些核心4级词汇让大家复习时重点突出有的放矢，我建议大家借助字典对这些按照词频高低排序的历年4级常考单词掌握词义。

　　Day One

　　频率为20次以上

　　consumer

　　social

　　product

　　likely

　　频率为10次以上

　　system

　　activity

　　reward

　　stress

　　expert

　　concern

　　university

　　individual

　　view

　　opportunity

　　hunt

　　challenge

　　process

　　project

　　amount

　　ability

　　rate

　　radiation

　　feature

　　environment

　　create

　　crash

　　advertise

　　tend

　　status

　　reader

　　per

　　local

　　highway

　　brand

　　assume

　　physical

　　instant

　　focus

　　fashion

　　expand

　　effective

　　declare

　　benefit

　　adult

　　Day Two

　　频率为9次的单词

　　affect compete global policy account foundation involve

　　lightening technology leak competition behavior community

频率为8次的单词

　　range maintain action obvious primarily appeal detail decade pollution

　　advantage culture autobiography leader accordingly plastic approve

　　performance recognize factor enormous avoid shift source fulfill moral

　　rank replace complex

　　Day Three

　　频率为7次的单词

　　injury outcome insurance impression household claim

　　personality personnel employee reserve approach capacity

　　generally automobile male regardless contact wealthy

　　estimate incident device error relationship

　　recently scale union climate available criticism

　　diet civilian ground liberal establish indicate

　　accomplish finally spot

　　Day Four

　　频率为6次的单词(一)

　　potential professional ideal reflect considerable

　　influence trace attitude chemical network

　　positive territory engage witness welfare

　　career attach profit musician purchase

　　competitive particularly assign response pace

　　complaint identify arise victim sample

　　modify property structure target belief

　　Day Five

　　第5天

　　频率为6次的单词(二)

　　Minority resistant theory signal bloom cheat Instance transfer bacterial

　　threaten v.威胁，预示(危险)要来临

　　abroad Audience

　　scan v.审视，浏览 v/n 扫描 corporation

　　threat n.威胁，征兆 Gas promote

　　style grant apply extend Install impact function industrial user

　　propose v.提议，建议，提名，打算，求婚

　　alter agency contribute educate absent

　　poison airline possibility

　　flash v,闪过，闪烁，飞驰 n.闪过

　　Day Six

　　第六天

　　频率为5次的单词(一)

　　nuclear nucleus raw extensive military directly

　　deny absorb committee complain aid protein

　　statement institution route associate

　　growth convince liberate cell publish

　　youngster failure faint rob resident

　　fund appearance portable efficient preference

　　solution confidence treatment adopt skilled

　　cultivate

　　Day Seven

　　第七天

　　频率为5次的单词(二)

　　respond vary exit survey lest vehicle constant

　　speaker atmosphere latter reform economy

　　primary differ capable distinct define resist

　　argument transform despite strengthen distinguish

　　emotional data achievement strategy

　　sufficient ban poverty wage wisdom

　　assemble predict accurate adapt

　　risk liquid thunder

　　Day Eight

　　第八天

　　频率为4次的单词(一)

　　virtue female recommend equality economic economics

　　emit bar arrange conference improvement previous

　　sensible exchange consumption intelligence debate

　　criticize rail reveal spray investment reinforce

　　cope exceed confuse aware superior

　　emphasize region pop intensity appreciate

　　colleague transportation everyday fame familiar

　　urban span essential

Day Nine

　　频率为4次的单词(二)

　　inhabitant weapon accumulate v.堆积，累积

　　eliminate v.排除，淘汰

　　e.g: Environmental factors can never be totally eliminated as Hayward points out,"We can't prepare a medicine against cosmic rays."

　　remarkable remedy mislead whale cliff discard

　　Aspect shortage mobile crime relax fleet

　　Display mask reverse security emphasis lucky

　　significant aircraft cease transmit gasoline

　　conduct abandon stimulate bind pressure

　　characterize cycle enable craft consist

　　vital powerful navy disappear

　　Day 10

　　频率为4次的单词(三)

　　authority shrink rid surround alike

　　arouse excessive dispute behave electrical

　　highly select contrast infant athlete

　　overseas elevator apart reality commitment

　　gaze tough expense sensitive anxiety

　　evidence image journal immigrant delivery

　　commit advertisement coordinate urgent talent

　　peculiar handle handsome represent exception

　　specific balance

　　Day 11

　　频率为3次的单词(一)

　　indoor release increasingly reputation forbid inspire

　　usage distress communicate appoint reaction

　　salad internal prior generous fundamental

　　version guy appointment definite cabinet

　　aluminum always item code prosperity

　　responsibility analyze interfere generate equip

　　worldwide mission specialize employment switch observe

　　negative invention humor inferior typical

　　command confirm intelligent

　　Day 12

　　频率为3次的单词(二)

　　label pigeon ancient slight domestic vacant

　　convert forth relate disturb engine slice

　　navigation electronic electronics parliament parlor

　　necessarily emerge numerous genuine construct

　　annoy character strain obtain necessity

　　proportion loyalty lubricate insert violence

　　naturally export tender absence classify

　　mood crisis comprehension discipline

　　tax influential inform original

　　management reluctant housewife expose

　　Day 13

　　频率为3次的单词(三)

　　entitle envy tendency commission register

　　media county reproduce neighborhood disposal

　　curiosity passive gap dump rarely

　　suggestion locate interaction undoubtedly somewhat

　　sum rack transmission external crack

　　convenience adequate volunteer phenomenon comparison

　　typewriter channel sophisticated conclude section

　　stripe participate depression queue vice

　　launch manner exhaust

Day 14

　　频率为3次的单词(四)

　　undertake motivate proposal tremendous perspective

　　aggressive academic lag application distribute

　　contrary comprise element unlike mostly

　　motel background visual refine responsible

　　petroleum legal civilization pump quote

　　outward decrease fatal cue accuse

　　accustomed objective conservation optical delicate

　　mechanic mechanics scholarship carpenter fluent

　　swallow episode attraction orbit mixture

　　screen administration abuse

　　Day 15

　　频率为3次的单词(五)

　　omit accommodation acceptance conflict

　　soda scheme conservative attribute leisure

　　retire mere comment salary preserve

　　overall ensure impose unfortunately

　　evolution access identical joint intention

　　fee debt advisable sequence court

　　introduction competent federal temper

　　percentage considerate illegal largely

　　intellectual senior mature interval grasp

　　output drum cautious rude

　　Day 16

　　频率为2次的单词(一)

　　elect stir insight durable horizontal

　　horn philosophy appropriate faulty

　　genius downward executive surplus librarian

　　stretch handy deliberate capture

　　phrase alternative award incline cancer

　　collection glimpse demonstrate skim instruct

　　constitution manufacture drama relief agent

　　uptodate trail connection mill commander

　　handful medium

　　Day 17

　　频率为2次的单词(二)

　　leadership creature instrument substitute

　　chin steady specialist adjust

　　enforce organ grocer creep

　　cooperate sympathetic storage depart

　　render privilege teenager contribution

　　feedback acquisition so-called existence

　　explore wax mess prince

　　generator fatigue accompany rural

　　honey attain billion uncover

　　locomotive trap association spite

　　interview

Day 18

　　后面这些天的单词虽说上在考试中出现频率不高，但是写作中倒是挺实用的有的词~

　　频率为2次的单词(三)

　　pessimistic bark devil universe reduction

　　psychological invade v,侵入，侵略

　　identity n.身份;个性;同一性

　　e.g. He is a well-known person with his own identity.他是一个具有自己个性的名人。

　　permanent screw interpretation editor guarantee classic pose

　　delegate artificial cassette romantic annual

　　apartment deposit fantasy mud author

　　assure correspond outlet topic rival

　　initiative slide extreme misunderstand

　　evident casual routine trumpet ancestor staff

　　Day 19

　　频率为2次的单词(四)

　　notion counter fabric occasion lump

　　hopeless document precaution intend cash

　　hardware tidy resolve protective quit

　　severe extension trial expectation telescope

　　passport exploit democracy requirement file

　　neglect exaggerate thirst overnight plot

　　estate liter variation copper devise

　　principle sportsman creative former unity

　　similarly assumption reception