eager [ˈiːgə(r)] a. 热切的，盼望的【习习用语】①be eager for [about, after] 盼望，渴求，争取②be eager to do 急欲，盼望做He was____for work, for he could not imagine life without it.A. worriedB. proudC. eagerD. keen【谜底】C. eager a. 盼望获得的，热切希望的（句型：eager for news/success/quick profits; eager to＋动词原形/for sb to＋动词原形；eager that sb do）。worried about/over 为……发愁，为……着急（后面不跟for）。proud (of) a. 自豪的，自得的。
keen (on) a. 热心的，盼望的（句型：keen on sb/sth; keen to＋动词原形/on＋动词ing形式；keen that sb do 从句谓语用虚拟语气）。eagle[ˈiːɡ(ə)l] n. 鹰earnest [ˈəːnist] a. 诚挚的，认真的，热心的n earnest 认真地He was in earnest when he said he was leaving Beijing. 他真的说了他要脱离北京。Easter [ˈiːstə(r)]n. 复生节ebb [eb] n. 退潮，落潮eccentric [ikˈsentrik] a./n. ①离奇的（人）②偏心的（圆）③不寻常的，不依老例的eclipse [iˈklips] n. 日（月）蚀 v. ①遮掩②超出，逾越ecology [iˈkɔləʤi] n. 生态学（biology）economic [ˌiːkəˈnɔmik] a. ①经济的，经济学的②可赚钱的；有利润的She let her house at an economic rent. 她以合算的租金把屋子租出去。
【长难例句】For the new country to survive, let alone for its people to enjoy prosperity, new economic policies will be required. 不用说为了人民享受繁荣的生活，对于这个新建立的国家来说，就是为了生存，也需要制定新的经济政策。【试题精练】Although not an economist himself, Dr. Smith has long been a severe critic of the government's____policies.A. economicB. economicalC. economyD. economics【谜底】A. economic a. 经济的；经济学的。economical (of) a. 节约的，节俭的。economy n. 经济（与政治相对）；节约，节约。
economics n. 经济学：（国家的）经济状况，经济因素。economical [ˌiːkəˈnɔmik(ə)l] a. 节约的，节俭的She has to be very____because she hasn't much money.A. economicB. economicalC. sparingD. careful【谜底】B. economical (of) a. 节约的，节俭的（an economical housekeeper; economical of one's time; an economical arrangement.）。economic a. 经济的，经济学的。sparing (with) a. 节约的，吝惜的（后面多跟with限定身分，如be sparing with one's money; sparing of one's energy; sparing in one's praise）。
careful (of) a. 小心的，仔细的。economics [iːkəˈnɔmiks] n. 经济学economy [iˈkɔnəmi] n. 经济，节约，节约措施，经济实惠，系统，机体，经济制度的状况edge [eʤ] n. 边，边缘；刀口①have the edge on 比……强②on edge 紧张不安③set sb's teeth on edge 使生气【试题精练】We couldn't cut the string because the____of the knife was not sharp enough.A. bladeB. edgeC. sideD. front【谜底】B. edge n. 刀口，刃；边缘，棱。blade n. 刀片，刀刃。
edible [ˈedəb(ə)l] a. 可以吃的，食用的【同】eatable, comestibleedit [ˈedit] vt. 编辑The author has____out all references to his own family.A. deletedB. omittedC. editedD. excluded【谜底】C. edit vt. 编辑，校订；剪辑；主编（如I am editing a volume of Fairy Tales for children. The news has been edited to bolster morale; edit sth out删掉）。delete vt. 删除（注意后面不跟out）。omit vt. 省略，删节；遗漏，疏忽（注意后面不跟out）。
exclude vt. 把……清除在外；排挤（注意：后面不跟out）。edition [iˈdiʃ(ə)n] n. 版，版次；版本editor [ˈeditə(r)] n. 编辑，编者editorial [ˌediˈtɔːriəl] n. 社论The editor made a lot of____ changes in the book.A. sophisticatedB. editorialC. eloquentD. effective【谜底】B. editorial a. 编辑的，主笔的，编者的；社论的，社论式的（editorial work; the editorial office）。sophisticated a. 老练的，富有履历的；（仪器）细密的，尖端的。
eloquent a. 雄辩的，有说服力的；谈锋流利的。effective a. （事情）有效的，效果好的；（法例）有效的，生效的。educate [ˈeOne reason for the successes of Asian immigrants in the U.S. is that they have taken greaeffect [iˈfekt] n. ①效果，效果；作用，影响②印象，感受①in effect 正在实行The old system is still in effect. 旧制度仍有效。
实际上He is, in effect, my rival. 实际上他是我的竞争对手。②take effect 开始实行；开始生效【试题精练】Though the long-term____cannot be predicted, the project has been approved by the committee.A. affectB. effectC. effortD. afford【谜底】B. effect n. 效果；效果；作用，影响（注意：与effect搭配的有以下几个有用的短语：have [no] effect on sb/sth 对……有/没有影响；be of no effect〈表语〉没有作用；without effect 〈状语〉没有作用；to no effect〈状语〉不起作用；to that effect〈后置定语或状语〉谁人意思的〈话〉，如She called him a coward or words to that effect. When I leave I'll write you to that effect. to the effect that…〈后置定语，实际引导一个同位语从句〉意思是，如He has made a declaration to the effect that all fighting must cease at once.）。affect vt. 影响；（在情感方面）感动（某人）。effort n. 努力；艰难的实验。
afford vt. 买得起，花得起；担负得起（本题主要测试几个拼法相近的易混词）。effective [iˈfektiv] a. 有效的，有影响的①be effective on 对……有效应，对……起作用②become effective（执法、决议、协定等）生效③be far from effective很不得力【长难例句】In education there should be a good balance among the branches of knowledge that contribute to effective thinking and wise judgment.教育应重视各学科间知识的平衡，这些知识有助于举行有效的思维和作出明智的判断。【试题精练】They took____measures to prevent poisonous gases from escaping.A. efficientB. beneficialC. validD. effective【谜底】D. effective a. 有效的，效果好的，得力的；（执法、规章等）生效的。
efficient a. 效率高的，有能力的。beneficial (to/for) a. 有利的，有益的，有利益的。
valid a. 有效的，有执法效力的；有凭据的，有理的。efficiency [iˈfiʃənsi] n. ①效率；功效②性能③经济性浅易公寓（带小厨房和卫生设备的小套间）【长难例句】The change met the technical requirements of the new age by engaging a large professional element and prevented the decline in efficiency that so commonly spoiled the fortunes of family firms in the second and third generation after the energetic founders. 这种变化通过引入许多的专业因素从而适应了这个新时代的技术要求，而且它（这种变化）防止了效率的降低。这种效率的降低在精神充沛的创业者之后的第二代和第三代人（向导公司）中泛起的时候，经常会毁掉那些家族公司的财富。
【试题精练】These machines have raised____many times.A. proficiencyB. frequencyC. efficiencyD. effect【谜底】C. efficiency n. 效率；功效(如to increase efficiency. She admired his efficiency.)。proficiency n. 熟练，醒目。frequency n. 次数，频繁；频率，泛起率。effect n. 效果；效果，作用，影响。
efficient [iˈfiʃənt] a. 效率高的；有能力的At the same time these computers record which hours are busiest and which employees are the most efficient, allowing personnel and staffing assignments to be made accordingly.同时，盘算机也能记下营业的岑岭时间，以及哪些雇员的事情效率最高，从而资助雇主做出人事上的摆设。【试题精练】You should hire a more____manager than the one you currently have.A. sufficientB. effectiveC. respectiveD. efficient【谜底】D. efficient a. 效率高的，有能力的。
sufficient a. 足够的，充实的。effective a. 有效的，效力高的；（规章）生效的。
respective a. 各自的，各个的，划分的。effort [ˈefət] n. ①努力；努力②结果Finishing the work in one day was a good effort. 一天内完成这项事情是很大的结果。
You can do it if you want to, but in my opinion it's not worth the____it involves.A. forceB. trialC. attemptD. effort【谜底】D. effort n. 努力，努力，艰难的实验。force n. 力（量），力气；暴力，武力。
trial n. 试验，试用；审判，审讯。attempt n. 企图，试图（区分：effort强调作出的努力；attempt着眼于“试图做某事”，但纷歧定能乐成）。ego [ˈiːɡəu]n. 自我，自己，自尊either [ˈaiðə(r)] pron. ①（两者中）任何一个②每个的on either side of the river 在河的每一边【长难例句】When it comes to the slowing economy, Ellen Spero isn't hiring her nails just yet. But the 47-year-old manicurist isn't cutting, filing or polishing as many nails as she'd like to, eith. 经济生长超缓，Ellen Spero还不至于关门大吉，但这位47岁的指甲修剪师的修指甲、美指甲的业务也不如所希望的那样多了。
eject [iˈʤekt] vt. ①驱逐，逐出②喷射，排挤③弹出elaborate [iˈlæbərət] v. ①详细说明，论述②经心制作 a. ①详尽的，庞大的，经心制作的Russians have a deep love for their own language and carry chunks of memorized poetry in their heads, while Italian politicians tend to elaborate speech that would seem old-fashioned to most English speakers. 俄罗斯人对其语言有深切的情感，并能背诵大量的诗歌，同样，意大利的政界人士喜欢不厌其烦地论述他们的演讲术，而这对英语国家的人来说却是不适时宜的。【试题精练】The reporter asked the general to____on his statement.A. detailB. elaborateC. touchD. comment【谜底】B. elaborate (on) v. 详尽论述，作详细说明（如Please elaborate (on) your proposal a little. Just tell us the facts and don't elaborate on them.）。detail vt. 详述，详细说明。
touch on 谈及，提及。comment on 评论。
elapse [iˈlæps] vi.（时间）消逝，已往elastic [iˈlæstik] n. 松紧带，橡皮圈 a. ①灵活的②有弹性的【试题精练】People with____dispositions recover quickly from disappointment.A. softB. elasticC. gentleD. kind【谜底】B. elastic a. 灵活的；有弹性的（如My plans are fairly elasti C. With his elastic character he will soon be cheerful again. Rubber is elasti C.）。soft a. 软的；温柔的。gentle a. 平和的，温和的。
kind (to) a. 平和的，仁慈的；友好的，亲切的。elbow [ˈelbəu] n. 肘The ambulance-men had to____their way through the huge crowd standing round the crashed cars.A. findB. wedgeC. elbowD. make【谜底】C. elbow vt. 用肘推，用肘挤（如I tried to stop him, but he elbowed me out of the way. He elbowed his way over to where we stood.）。find one's way to/into/out 不知不觉地就到了……。
wedge vt. 把……楔牢，塞入。make one's way to/into/out(of)到某地去，向某地走去。elder [ˈeldə(r)] a. 年长的n. 父老，尊长Tight-lipped elders used to say,"It's not what you want in this world, but what you get." 出言审慎的老人们已往经常这样说：“重要的不是你想要在这个世界上获得什么，而是你能获得什么。”elderly [ˈeldəli] a. 上了年龄的，老迈的An____woman came to consult the doctor about her throat.A. elderB. elderlyC. oldD. older【谜底】B. elderly a. 较老的，年长的；老式的，过时的；the elderly 上了年龄的人（如The mayor is an elderly mant.）。
elder a. （兄弟姐妹当中）年事较大的，年长的。old a. （年事）老的。
older a. 较老的；较旧的。elect [iˈlekt] vt. ①选举，推选②作出选择；决议He elected to become a doctor. 他决议当医生。election [iˈlekʃ(ə)n] n. 选举，推选electric [iˈlektrik] a. ①电的，电动的②电力发生的③惊人的；令人兴奋的an electric eloquence 惊人的谈锋electrical [iˈlektrik(ə)l] a. ①电的，电气科学的②与电有关的The cooker isn't working because of an electrical fault. 这个炊具不能用了，因为出了电气方面的故障。③用电的electrical apparatus 电器electrician [ilekˈtriʃ(ə)n] n. 电工，电气技师electricity [ilekˈtrisiti] n. 电，电流；电学electron [iˈlektrɔn] n. 电子electronic [ilekˈtrɔnik] a. ①电子的；电子学的②电子仪器的【长难例句】Most electronic devices of this kind, as are manufactured for such purposes, are tightly packed. 大部门为这种目的生产的这类电器都包装严密。
electronics [ilekˈtrɔniks] n. ①电子学②电子工业③电器的发烧元件【习习用语】①alien class elements 阶级异己分子②an element of 一点点，少许③be in one's element 处于适宜的情况，如鱼得水；在行【长难例句】Hydrogen is the fundamental element of the universe in that it provides the building blocks from which the other elements are produced. 氢是宇宙中的基本元素，因为它能提供生成其他元素的基础质料。【试题精练】Carbon is a(n)____while carbon dioxide is a compound.A. materialB. substanceC. agentD. element【谜底】D. element n.（化学）元素；身分，要素material n. 质料，原料；素材，资料。substance n. 物质；实质；要旨，基本内容；凭据，理由。agent n. 署理人，署理商；（化学）剂。
elementary [ˌeliˈmentəri] a. ①基本的；低级的，初等的②容易回覆的（问题）【长难例句】Among the many shaping factors, I would single out the country's excellent elementary schools; a labor force that welcomed the new technology; the practice of giving premiums to inventors; and above all the American genius for nonverbal, "spawal" thinking about things technological. 在许多形成因素当中，我将挑选出这些：这个国家优秀的小学教育；接待新技术的劳动者们；奖励发现者的做法；而且最重要的是美国人在对那些技术性事物的非言语的“空间性的”思考方面的天赋。elevate [ˈeliveit] vt. ①举起，抬高，提高②提升elevator [ˈeliveitə(r)] n. ①电梯；升降机②谷仓③（飞机的）升降舵eligible [ˈeliʤəb(ə)l]a. ①有资格的②及格的，适宜的eliminate [iˈlimineit] vt. 消灭，消除【词义辨析】eliminate和excludeeliminate：强调把原来就已在事物内部，尤其是作为其组成部门或身分的工具清除在外。exclude：表现排挤外界事物，意为阻止进入或加入、拒绝接纳。
【试题精练】She once again went through her composition carefully to____all spelling mistakes from it.A. eliminateB. withdrawC. diminishD. delete【谜底】A. eliminate vt. 消灭，消除，清除。withdraw (from) vt. 收回，打消，退却。
diminish v. 减小，淘汰，降低。delete vt. 删除，划掉。
elimination [iˌlimiˈneiʃ(ə)n] n. ①消除，清除②【电】切断；滤去③【数】消去（元）法elite [eiˈliːt] n. 英华，名士eloquent [ˈeləkwənt] a. 雄辩的，有谈锋的，有说服力的。
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