以 “E” 开头的核心词汇
Expire  v. 到期,期满
Mike just discovered that his passport had     three months ago.(99.6.37)
A  abolished  B  expired   C  amended   D  constrained
Extinct a. 灭绝的
1.If nothing is done to protect the environment, millions of species that are alive today will have become     . (01.1.40)
A  deteriorated   B  degenerated  C  suppressed   D  extinct
2.Certain species disappeared or became    as new forms arose that were better adapted to the Earth’s changing environment.(99.6.40)
A  feeble   B  extinct   C  massive   D  extinguished
3.Sadly, the Giant Panda is one of the many species now in danger of      .(2000.1.70)
A  extinction  B  migration  C destruction   D extraction
Enhance   v.  提高 来源：www.examda.com
1.The republication of the poet’s most recent works will certainly     his national reputation.(97.6.58)
2.The Japanese scientists have found that scents     efficiency and reduce stress among office workers.(01.1.53)
A  enhance   B  amplify   C  foster  D  magnify
3.Some crops are relatively high yielders and could be planted in preference to others to
      The food supply. (04.1.63)
A  enhance   B  curb  C  disrupt   D  heighten
Eternal a. 永恒的, 无休止的
1.The      cycle of life and death is a subject of interest to scientists and philosophers alike.(2000.6.45)
A  incompatible   B exceeding  C  instantaneous  D  eternal
2.Since a circle has no beginning or end, the wedding ring is accepted as a symbol of     love.(04.1.60)
Essence  n. 本质
The     of the scientific attitude is that the human mind can succeed in understanding the universe.(01.1.41)
A  essence   B content   C  texture  D  threshold
Exclusive  a.  排他的,独有的
In general , matters which lie entirely within state borders are the      concern of state government . (97.1.60)
A  extinct   B excluding  C   excessive  D  exclusive
Up until that time, his interest had focused almost     on fully mastering the skills and techniques of his craft.(02.6.69)
A  restrictively  B  radically  C  inclusively  D  exclusively
These areas rely on agriculture almost      ,having few mineral resources and a minimum of industrial development.(99.1.70)
A  respectively     B  extraordinarily   C  incredibly   D  exclusively
Energetic a. 精力充沛的
He seems to be     enough to climb to the mountain top in an hour.(1998.1.59)
A  radiant   B  conscientious   C  conspicuous  D  energetic
Elegant a. 优雅的
The lady dressed in the latest Paris fashion is     in her appearance but rude in her speech.(96.6.42)
A  elaborate  B excessive   C  elegant   D  exaggerated来源：www.examda.com
Embarrassing a.  令人感到难堪的
It is rather     that we still do not know how many species there are in the world today.(93.6.61)
A  misleading  B  embarrassing   C  boring  D  demanding
Encouragement.  N. 鼓励
1.If a person talks about his weak points ,his listener is expected to say something in the way of       .(98.6.43)
A  persuasion   B remedy   C  encouragement  D  compromise
2. 1.If a person talks about his weak points ,his listener is expected to say something in the way of       .(90.1.69)
A  persuasion   B remedy   C  encouragement  D  compromise
Elapse  v.  流逝
Weeks     before anyone was arrested in connection with the bank robbery.(03.1.63)
A  terminated   B  elapsed   C overlapped  D  expired
Many years had     before they returned to their original urban areas. (02.6.48)
A  floated  B  elapsed  C  skipped  D   proceeded
Expenditure  n. 花销
1.  Whether you live to eat or eat to live, food is a major     in every family’s budget.(2000.6.49)
A  nutrition   B  expenditure   C  routine  D  provision来源：www.examda.com
2.Over the past ten years, natural gas production has remained steady, but    has risen steadily.(03.6.70)
A  dissipation   B  disposal  C  consumption  D  expenditure
Enroll v. 使成为----的成员,注册
A  1994 World Bank report concluded that      girls in school was probably the single most effective anti—poverty policy in the developing world today.(2001.6.47)
A  assigning   B admitting   C  involving   D enrolling
The club will     new members the first week in September.(02.1.56)
A  enroll   B subscribe  C  absorb  D  register
Evoke  v.  引起,唤起
When people are asked what kind of housing they need or want, the question    a variety of answers.(99.6.31)
A  defies   B  magnifies  C  mediates  D  evokes
Explore  v.  探索,探险
By moving the radar beam around slowly in circles, we can      the surroundings.(96.1.65)
A  explore    B  expose  C  exploit   D  expand
Explicit .a.  明白地,清晰地
The law on drinking and driving is      stated.(01.6.64)
A  extravagantly  B  empirically  C  exceptionally  D  explicitly
She gave      directions about the way the rug should be cleaned.(05.1.51)
A  explicit   B  brisk   C  transient   D  opaque
Creating so much confusion, Mason realized he had better make     what he was trying to tell the audience.(04.1.47)
A  exclusive   B explicit  C  objective   D  obscure
Expel  (from) 驱逐, 把----赶出
We have just installed a fan to     cooking smells from the kitchen.(03.6.48)
A  eject    B   exclude   C  expel   D  exile
Endeavour  v.  努力
1.Apart from philosophical and legal reasons for respecting patients’ wishes, there are several practical reasons why doctors should     to involve patients in their won medical care decisions.(05.1.44)
A  enforce   B  endow   C  endeavour   D  enhance
2.Our reporter has just called to say that rescue teams will    to bring out the trapped miners.(04.1.45)来源：www.examda.com
A  effect   B  affect  C  conceive  D  endeavour
Embrace  v.  包括
It is well-known fact that the cat family    lions and tigers. (05.6.51)
A  enriches   B  accommodate  C adopts   D  embraces
Eccentrics  n.  古怪的人,怪僻的人
It is generally known that New York is a city for     and a center for odd bits of information.(04.6.41)
A  veterans   B  victims  C  pedestrians   D  eccentrics
Extravagant  .a. 奢侈的
Executives of the company enjoyed an     lifestyle of free gifts, fine wines and high salaries.(04.1.61)
A  exquisite  B  extravagant  C  exotic   D  eccentric 
Exceptionally adv.  极为出色地
Although she’s a(n)     talented dancer, she still practice several hours every day.(03.6.65)
A  traditionally   B additionally  C  exceptionally  D  rationally
Endow  v. 捐助
Some American colleges are state-supported, others are privately    , and still others are supported by religious organizations.(02.1.68)
A  ensured  B  attributed   C  authorized  D  endowed
Elicit v.  诱出,探出
 By patient questioning the lawyer managed to     enough information from the witness.(03.9.43)
A  evacuate  B  withdraw  C  impart  D  elicit
Eject   v   注射,喷发
The doctors       the newly approved drug into the patient when he was critically ill.(05.1.43)
A  injected   B  ejected   C  projected   D  subjected
Many types of rock are      from volcanoes as solid, fragmentary material.(03.1.53)
A  flung   B  propelled   C  ejected   D  injected 
Extract  . v. 开采,抽取
It is one thing to locate oil, but it is quite another to      and transport it to the industrial centres. (04.1.43)
A  permeate   B  extract   C  distinguish   D  concentrate
Erase  . (从记忆中) 抹去
The vision of that big black car hitting the sidewalk a few feet from us will never be     
From my memory. (04.1.49)
A  ejected  B escaped  C  erased   D  omitted
Economic  a. 经济的
 Although not an economist himself, Dr.Smith has long been a severe critic of the government’s      policies.
A   economical   B  economy   C  economic   D  economics
Endure  v.    忍受
Humidity is so intense in some parts of the tropics that Europeans find they are unable to    
it.
A  maintain   B  persist   C  sustain   D endure
Hasty  a. 匆忙的,草率的
They had to eat a(n)      meal, or they would be too late for the concert.(05.6.35)
A  temporary   B hasty  C  immediate  D  urgent