1. chunk [tʃʌŋk]
n. 大块；矮胖的人或物
【真题例句】Russians have a deep love for their own language and carry large chunks of memorized poetry in their heads, while Italian politicians tend to elaborate speech that would seem old-fashioned to most English-speakers. 俄罗斯人深爱自己的语言，并在脑海中存储了大量诗歌；而意大利的政客们往往精心准备演讲，即使这在大多数讲英语的人们眼里已经过时。
2. spymaster ['spai,mɑ:stə]
n. 间谍组织的首脑
【真题例句】The American spymaster who built the Office of Strategic Services in the World War Ⅱ and later laid the roots for the CIA was fascinated with information.这位美国间谍大王对情报着迷，他曾经在第二次世界大战时建立了战略事务办公室，后来又为中央情报局（Central Intelligence Agency）的成立打下了基础。
【CIA】美国中央情报局是世界三大情报机构之一，主要任务是公开和秘密地收集和分析关于国外政府、公司、恐怖组织、个人、政治、文化、科技等方面的情报，协调其它国内情报机构的活动，并把这些情报报告到美国政府各个部门的工作。它也负责维持大量军事设备，这些设备在冷战期间用于推翻外国政府做准备，例如苏联、危地马拉的阿本斯、智利的阿连德等对美国利益构成威胁的反对者。美国中央情报局总部设在弗吉尼亚州的兰利。与苏联国家安全委员会、英国军情六处和以色列摩萨德，并称为“世界四大情报组织”。
3. retail ['ri:teil]
vt. 零售；转述n. 零售
【扩展】account for占…比例
【真题例句】In Europe, taxes account for up to four-fifths of the retail price, so even quite big changes in the price of crude have a more muted effect on pump prices than in the past.在欧洲，税金在汽油零售价的比例高达五分之四，因此，即使原油价格发生很大的波动，汽油价格所受的影响也不会像过去那么显著。
4. census ['sensəs]
vt. 实施统计调查n. 人口普查，人口调查
【真题例句】Emerging from the 1980 census is the picture of a nation developing more and more regional competition, as population growth in the Northeast and Midwest reaches a near standstill.1980年美国人口普查显示出这样一幅图像：随着东北部和中西部人口增长近乎停止，地区间的竞争越来越激烈了。
5. luxuriant [lʌɡ'zjuəriənt]
adj. 繁茂的；丰富的；奢华的；肥沃的
【真题例句】I do completely agree the fears are just the product of our luxuriant imagination. 我完全赞同恐惧只是我们丰富想象力的产物这一说法。
6. channel ['tʃæn(ə)l]
vt. 引导，开导；形成河道n. 通道；频道
【真题例句】And of course in Britain listeners and viewers can tune in to two BBC television channels, five BBC national radio services and dozens of local radio stations. 当然，英国听众和观众可以收到两个BBC电视频道，五个BBC全国广播电台和几十个地方电台。
7. reminder [rɪ'maɪndə]
n. 暗示；提醒的人或物；催单
【真题例句】The complementary coastlines and certain geological features that seem to span the ocean are reminders of where the two continents were once joined. 互相吻合的海岸线和某些似乎跨越海洋的地质特征会使人想到这两个大陆曾经是连在一起的。
8. presumptuous [prɪ'zʌm(p)tʃʊəs]
adj. 专横的；放肆的；冒昧的
【真题例句】It is, however, presumptuous to insist that there will only be so many jobs for so many scientists, so many businessmen, so many accountants. 然而，去臆断会有这么多的工作给予这么多的科学家、商人、会计是武断的。
9. infant ['infənt]
n. 婴儿；幼儿adj. 婴儿的；幼稚的
【真题例句】At the start of the first year in infant school, teachers seat pupils alphabetically from the front, to make it easier to remember their names.在幼儿园的第一学期里，老师把学生按姓氏的字母顺序从前往后排座位，以便更容易记住他们的名字。
10. threaten ['θret(ə)n]
v. 威胁；恐吓；预示
【真题例句】You have sold your souls, but must you corrupt our nation and threaten our children as well?你们已经出卖了自己的灵魂，难道还非要败坏我们的国家、威胁我们的孩子不成？
