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采集者退散
　　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