六级When Liu, the UCLA sleep researcher and professor of medicine, brought chronically sleep-restricted people into the lab for a weekend of sleep during which they logged about 10 hours per night, they showed improvements in the ability of insulin to process
加州大学洛杉矶分校睡眠研究人员兼医学教授刘教授将长期睡眠受限的人带到实验室进行一个周末的睡眠，期间他们每晚记录大约10个小时的睡眠，结果显示胰岛素的处理能力有所提高
2015年12月六级真题（第二套）阅读 Section A
高考Americans eat only about fifteen pounds of fish per person per year, but we eat twice as much fish in restaurants as at home.
美国人每人每年只吃大约15磅的鱼，但我们在餐馆里吃的鱼是在家里的两倍。
2016年高考英语全国卷3 阅读理解 七选五 原文
考研Americans, she finds, buy roughly 20 billion garments a year – about 64 items per person – and no matter how much they give away, this excess leads to waste.
她发现，美国人每年大约购买200亿件服装——每人大约购买64件——不管他们赠送多少，这些多余的服装都会导致浪费。
2013年考研阅读原文
六级While by no means perfect, it is considerably more comprehensive than average income, taking into account not only growth in consumption per person but also changes in working time, life expectancy, and inequality.
尽管绝非十全十美，但它比平均收入要全面得多，不仅考虑到人均消费的增长，还考虑到工作时间、预期寿命和不平等性的变化。
2018年6月六级真题（第三套）阅读 Section C
考研But the Nobel Foundation’s limit of three recipients per prize, each of whom must still be living, has long been outgrown by the collaborative nature of modern research—as will be demonstrated by the inevitable row over who is ignored when it comes to acknowledging the discovery of the Higgs boson.
但是，诺贝尔基金会的每名获奖者的三个获奖者的限制，他们每个人仍然必须生活，已经长时间地被现代研究的合作性质所超越，这将被证明是在承认希格斯玻色子的发现时被忽略的不可避免的争吵。
2014年考研阅读原文
高考Our intensive course builds on our standard course, with 10 additional lessons per week, guaranteeing the fastest possible language learning see table below.
我们的强化课程建立在标准课程的基础上，每周增加10节课，保证最快的语言学习速度，见下表。
2016年高考英语天津卷 阅读理解 阅读A 原文
六级The advent of new technologies has added about 4.2 million barrels per day to the crude oil market, contributing to a global over-supply.
新技术的出现使原油市场每天增加约420万桶，导致全球供应过剩。
2017年6月六级真题（第一套）阅读 Section B
高考It flies using a 23-gallon tank of gas and bums 5 gallons per hour in the air.
它使用23加仑的油箱飞行，在空气中每小时燃烧5加仑。
2017年高考英语全国卷2 阅读理解 阅读C 原文
高考The transition, which flew at 1, 400 feet for eight minutes last month, can reach around 70 miles per hour on the road and 115 in the air.
这架上个月在1400英尺高空飞行了8分钟的飞机，在公路上的时速可达70英里，在空中的时速可达115英里。
2017年高考英语全国卷2 阅读理解 阅读C 原文
四级Houses built before 1939 use about 50% more energy per square foot than those built after 2000, mainly due to the tiny cracks and gaps that expand over time and let in more outside air.
1939年以前建造的房屋每平方英尺能耗比2000年以后建造的房屋每平方英尺能耗高出50%，这主要是因为随着时间的推移，微小的裂缝和缝隙会扩大，让更多的外部空气进入。
2010年6月阅读原文
六级With fertilizer prices jumping nearly 50% per metric ton over the last year in some places, human waste is an attractive, and often necessary, alternative.
在一些地方，化肥价格比去年每公吨上涨了近50%，人类粪便是一种有吸引力的、而且经常是必要的替代品。
2016年6月阅读原文
四级And although you don't read about this much, the United States is also a large exporter of oil products, selling about 2 million barrels of petroleum products per day to about 90 countries.
虽然你不怎么了解，但美国也是一个石油产品出口大国，每天向大约90个国家出售约200万桶石油产品。
2014年6月阅读原文
六级I always tell people to make sure they're drinking enough fluids, which for the average person is 60 to 70 ounces a day, which translates into eight 8-ounce glasses of water or liquid per day.
我总是告诉人们要确保他们喝了足够的液体，这对普通人来说是每天60到70盎司，也就是说每天要喝8杯8盎司的水或液体。
2019年12月六级真题（第二套）阅读 Section B
高考But the amount of time spent in reading each session has declined, from closer to an hour or more to closer to a half hour per session.
但每节课花在阅读上的时间有所减少，从每节课近一个小时或更多到近半个小时。
2018年高考英语全国卷2 阅读理解 阅读C 原文
考研These pauses typically occur at about three per second, and the eyes then jump to another spot, until several important points in the image are registered like a series of snapshots.
这些停顿通常发生在每秒三次左右，然后眼睛跳到另一个点，直到图像中的几个重要点像一系列快照一样被记录下来。
2020年考研真题（英语一）阅读理解 Section Ⅱ
四级But this doesn't necessarily translate to real cooking, and the result of this survey shouldn't surprise anyone: 52% of those 65 or older cook at home five or more times per week; only a third of young people do.
但这并不一定能转化为真正的烹饪，调查结果也不会让任何人感到惊讶：65岁或以上的人中有52%每周在家烹饪五次或更多；只有三分之一的年轻人这样做。
2015年12月阅读原文
四级In Lagos, foreign oil workers can pay as much as $65,000 per year in rent for a modest apartment in a safe part of town.
在拉各斯，外国石油工人每年可以支付高达65000美元的租金，在镇上安全的地方租一套普通公寓。
2017年12月四级真题（第三套）阅读 Section C
六级In 2005, as the authors observe, real consumption per person in France was only 60% as high as the U.S., making it appear that Americans were economically much better off than the French on average.
正如作者所观察到的，2005年法国人均实际消费量仅为美国的60%，这表明美国人的平均经济状况要比法国人好得多。
2018年6月六级真题（第三套）阅读 Section C
四级On February 14th, the self-driving car, travelling at 2 miles per hour, pulled out in front of a public bus going 15 miles per hour.
2月14日，这辆时速为2英里的自动驾驶汽车在一辆时速为15英里的公交车前停了下来。
2017年6月听力原文
四级The report warns that 200 million poor workers are at risk of joining the ranks of people living on less than two dollars per day in the past three years.
报告警告说，在过去三年中，2亿贫困工人有可能加入每天生活费不足两美元的行列。
2016年6月听力原文
六级Parking rates will be attracted about $400 monthly or $25 per day, according to Ari Milstein, the director of planning for Automation Parking Systems, which is the U.S. subsidiary of a German company.
根据自动化停车系统规划总监Ari Milstein的说法，停车收费每月约400美元或每天25美元。自动化停车系统是一家德国公司在美国的子公司。
2013年6月听力原文
高考Statistics show that the average number of births per woman has fallen from 4.
统计数据显示，每位妇女的平均生育人数已从4人下降到4人。
2017年高考英语江苏卷 任务型阅读 原文
高考The average number of electronic devices rose from 4 per household in 1992 to 13 in 2007.
电子设备的平均数量从1992年的每户4台增加到2007年的13台。
2018年高考英语全国卷I 阅读理解 阅读D 原文
四级billion in American high schools, helping to open about 1,000 small schools-most of them with about 400 kids each with an average enrollment of only 150 per grade, About 500 more are on the drawing board.
在美国，大约有1000所中学投入了10亿美元，帮助开办了大约1000所小型学校，其中大多数学校大约有400名学生，每个年级平均入学人数只有150人，还有大约500所学校正在筹备中。
2012年6月阅读原文
四级That’s the conclusion of a recently released study, which analysed 259 bottles from 11 brands sold in nine countries, revealing an average of 325 plastic particles per litre of water.
这是最近发布的一项研究得出的结论。该研究分析了在9个国家销售的11个品牌的259瓶水，平均每公升水含有325个塑料颗粒。
2019年12月四级真题（第二套）阅读 Section A
六级These less- stressed workers gained an average of 62 minutes per week of productivity.
这些压力较小的员工平均每周提高62分钟的工作效率。
2016年12月阅读原文
六级These less-stressed workers gained an average of 62 minutes per week of productivity.
这些压力较小的员工平均每周提高62分钟的工作效率。
2016年12月六级真题（第一套）阅读 Section B
六级Mothers who slept in the same room as their infants, whether in the same bed or just the same room, had poorer sleep than mothers whose babies slept elsewhere in the house: They woke up more frequently, were awake approximately 20 minutes longer per night
与婴儿睡在同一个房间里的母亲，无论是在同一张床上还是在同一个房间里，其睡眠都比婴儿睡在房子其他地方的母亲差：她们醒得更频繁，每晚大约多醒20分钟
2016年6月六级真题（第一套）听力 Section B
六级The bird Clark's nutcracker, for example, hides up to 100, 000 seeds per year, up to 30 kilometers away from the seed source, and has a very close symbiotic(共生的) relationship with several pine species, most 32 notably the whitebark pine.
例如，鸟类克拉克的胡桃夹子每年隐藏多达10万颗种子，距离种子源30公里，并且有非常密切的共生关系(共生的) 与几种松树物种的关系，最明显的是白皮松。
2016年12月六级真题（第一套）阅读 Section A
考研Americans, she finds, buy roughly 20 billion garments a year-about 64 items per person一and no matter how much they give away, this excess leads to waste.
她发现，美国人每年大约购买200亿件服装，每人大约购买64件一不管他们付出了多少，这些过剩都会导致浪费。
2013年考研真题（英语一）阅读理解 Section Ⅱ
四级If we replaced half of our administrative staff with classroom teachers, we might actually get a majority of our classes back to 20 or fewer students per teacher.
如果我们把一半的管理人员换成课堂教师，我们实际上可能会让我们的大多数班级恢复到每位教师20名或更少的学生。
2016年12月阅读原文
考研Reding invited corporations to sign up for gender balance goals of 40 per cent female board membership.
雷丁邀请公司签署性别均衡目标，即女性董事会成员占40%。
2013年考研真题（英语二）阅读理解 Section Ⅱ
六级2 million barrels per day to the crude oil market, contributing to a global over-supply.
每天向原油市场供应200万桶，导致全球供应过剩。
2017年6月阅读原文
高考Before the tool came out, small farmers couldn't touch the price per pound offered by California farms.
在这种工具问世之前，小农场主无法触及加州农场提供的每磅价格。
2018年高考英语江苏卷 阅读理解 阅读C 原文
高考The synapses in the mice taken at the end of a period of sleep were 18 per cent smaller than those taken before sleep, showing that the connections between neurons weaken while sleeping.
在一段睡眠期结束时采集的老鼠的突触比睡眠前采集的老鼠的突触小18%，这表明神经元之间的联系在睡眠时会减弱。
2017年高考英语北京卷 阅读理解 七选五 原文
六级Today, energy storage is a $33 billion global industry that generates nearly 100 gigawatt-hours of electricity per year.
今天，能源储存是一个价值330亿美元的全球产业，每年产生近100千兆瓦时的电力。
2016年12月阅读原文
六级Today, we produce about four billion metric tonnes of food per year
今天，我们每年生产大约40亿吨粮食
2013年12月阅读原文
六级Today, energy storage is a $33 billion global industry that generates nearly 100 gigawatt-hours of electricity per year.
今天，能源储存是一个价值330亿美元的全球产业，每年产生近100千兆瓦时的电力。
2016年12月六级真题（第一套）阅读 Section C
考研That common-sense change enjoys wide public support and would save the USPS $2 billion per year.
这种常识性的改变得到了广泛的公众支持，每年将为美国邮政节省20亿美元。
2018年考研阅读原文
考研That common- sense change enjoys wide public support and would save the USPS $2 billion per year.
这一常识性的改变得到了广泛的公众支持，并将为美国邮政每年节省20亿美元。
2018年考研真题（英语一）阅读理解 Section Ⅱ
六级The price is ￡60 per person including a continental breakfast.
价格是￡每人60英镑，包括一份欧式早餐。
2013年6月听力原文
高考But during the next week, set a goal of at least a mile and a half per run.
但是在接下来的一周里，设定一个目标，每次至少跑一英里半。
2015年高考英语全国卷2 阅读理解 七选五 原文
高考People who eat slowly tend to consume about 70 fewer calories per meal than those who rush through their meals.
吃得慢的人往往比那些匆匆忙忙地吃完饭的人每餐消耗大约70卡路里。
2015年高考英语全国卷2 阅读理解 阅读B 原文
六级We can invent computers capable of processing ten million calculations per second.
我们可以发明每秒能处理一千万次计算的计算机。
2013年12月听力原文
六级Resurrection plants, defined as those capable of recovering from holding less than 0.1 grams of water per gram of dry mass, are different.
复活植物，定义为那些能够从每克干物质含水量少于0.1克的情况下恢复的植物，是不同的。
2018年6月六级真题（第一套）阅读 Section B
高考They customers-some thirty Parisians who pay just under $2 plus drinks per session-care quick to intellectualize(高谈阔论), slow to open up and connect.
他们的顾客约有30名巴黎人，他们每节课只需支付不到2美元的费用，外加酒水，他们很快就能实现智能化(高谈阔论), 慢慢打开和连接。
2015年高考英语全国卷1 阅读理解 阅读D 原文
四级Caught in the Web A few months ago, it wasn't unusual for 47-year-old Carla Toebe to spend 15 hours per day online
几个月前，47岁的卡拉·托贝（Carla Toebe）在网上被发现，每天花15个小时上网并不罕见
2010年6月阅读原文
六级Recent polls by the Pew Research Centre in Washington, DC, found that 75-80 per cent of participants regarded climate change as an important issue.
位于华盛顿特区的皮尤研究中心（Pew Research Center）最近进行的民意调查发现，75%至80%的参与者认为气候变化是一个重要问题。
2015年12月阅读原文
考研The Europe Union is now considering legislation to compel corporate boards to maintain a certain proportion of women—up to 60 per cent.
欧洲联盟目前正在考虑立法，迫使公司董事会将一定比例的妇女保持在60%以下。
2013年考研真题（英语二）阅读理解 Section Ⅱ
四级The fifth largest city in US passed a significant soda tax proposal that will levy 1.5 cents per liquid ounce on distributors.
美国第五大城市通过了一项重要的苏打税提案，对分销商征收每液体盎司1.5美分的苏打税。
2019年12月四级真题（第一套）阅读 Section C
高考It enables small-scale farmers to harvest 175 pounds of green vegetables per hour—a huge improvement over harvesting just a few dozen pounds by hand—suddenly making it possible for the little guys to compete with large farms of California.
它能让小规模的农民每小时收获175磅绿色蔬菜，这比手工收获几十磅的蔬菜有了巨大的进步，这使得小规模的农民能够与加利福尼亚州的大农场竞争。
2018年高考英语江苏卷 阅读理解 阅读C 原文
高考Students who are found with pets, whether visiting or owned by the student, are subject to an initial fine of $100 and a continuing fine of $50 a day per pet.
被发现携带宠物的学生，无论是探视还是归学生所有，都将被处以100美元的初始罚款，并且每天每只宠物将被处以50美元的持续罚款。
2015年高考英语天津卷 阅读理解 阅读A 原文
高考Oh, you get one day per month in your first year.
哦，你第一年每月有一天。
2019年高考英语全国卷2 听力 原文
考研But the Nobel Foundation's limit of three recipients per prize, each of whom must still be living, has long been outgrown by the collaborative nature of modern research—as will be demonstrated by the inevitable row over who is ignored when it comes to ack
但由于现代研究的协作性质，诺贝尔基金会规定每个奖只能有三名获奖者，而每个获奖者都必须活着，这一限制早已被超越，这一点将通过不可避免的争论来证明
2014年考研真题（英语一）阅读理解 Section Ⅱ
六级Participants in the study were separated into two groups—one group was asked to eat 30 grams of protein per meal in the form of whole foods.
研究的参与者被分成两组，一组被要求以全食的形式每餐吃30克蛋白质。
2019年12月六级真题（第二套）阅读 Section B
四级Marriott had its worst quarter ever, with revenues per room falling by 25%
万豪酒店经历了有史以来最糟糕的一个季度，每间客房的收入下降了25%
2013年6月阅读原文
六级It reproduces incredibly quickly, breeding up to 12 generations per year if conditions are favorable.
它繁殖速度惊人，如果条件有利，每年繁殖12代。
2017年12月六级真题（第一套）阅读 Section A
高考The price is with a registration fee of just $50 per child?
价格是每名儿童50美元的注册费？
2015年高考英语福建卷 阅读理解 阅读C 原文
六级Moreover, Krugman overlooks inflation: Prices have increased, six-fold since 1969, so, while corn futures（期货）did set a record of about $8 per bushel（蒲式耳）in late July, the inflation-adjusted price of corn was higher throughout most of the 1970s, reaching $16 in 19
Finally, Krugman conveniently forgets that concerns about global warming are the main reason that corn prices have skyrocketed since 200 Nowadays 40 percent of corn grown in the United States is used to produce ethanol (乙醇), which does absolutely nothing for the climate, but certainly distorts the price of corn — at the expense of many of the worlds poorest people.
此外，克鲁格曼忽略了通货膨胀：自1969年以来，价格上涨了六倍，而玉米期货(期货）确实创下了每蒲式耳8美元左右的纪录(蒲式耳）7月下旬，在20世纪70年代的大部分时间里，经通胀调整后的玉米价格都更高，19年达到16美元
2013年6月六级考试真题（一）
六级Suppose we want to compare the economic welfare of citizens of the and France in 200
In 2005， as the authors observe， real consumption per person in France was only 60% as high as the ， makiIn 2005， as the authors observe， real consumption per person in France was only 60% as high as the ， making it appear that Americans were economically much better off than the French on average.
假设我们想比较200年英国和法国公民的经济福利
2018 年 6 月6级真题第3套
六级What do Jones and Klenow think of the comparison between France and the in terms of real consumption per person？
It reflected the existing big gap between the two economies.
Jones和Klenow如何看待法国和英国在人均实际消费方面的比较
2018 年 6 月6级真题第3套
六级In 2017, 6 per cent of US consumers claimed to be strictly vegetarian, up from 1 per cent in 20 As more people realise that 'eating is an agricultural act’, as the US poet and environmental activist Wendell Berry put it in 1989, slow hope advances.
2017年，6%的美国消费者声称自己是严格的素食主义者，高于20年的1%。正如美国诗人和环境活动家温德尔·贝里1989年所说，随着越来越多的人意识到“吃饭是一种农业行为”，人们的希望慢慢地实现了。
2020年12月六级真题（第2套）
六级In 1960 people in the US slept an average of 8.5 hours per night.
1960年，美国人平均每晚睡8.5小时。
2008年12月英语六级真题
六级Although the firm was updating its systems anyway, the company spent 10-15% more per user to equip them with a laptop rather than a PC, and about the same to upgrade to a server that would enable remote staff to connect to the company networks and access all their usual resources.
尽管该公司无论如何都在更新其系统，但该公司为每位用户配备笔记本电脑而非个人电脑的费用增加了10-15%，升级到服务器的费用也增加了大约10%，这将使远程员工能够连接到公司网络并访问其所有常用资源。
2009年12月英语六级真题
六级Remove the pressure for primary care physicians to squeeze in more patients per hour, and reward them for optimally (最佳地) managing their diseases and practicing evidence-based medicine.
消除初级保健医生每小时挤更多病人的压力，并以最佳方式奖励他们(最佳地) 管理他们的疾病和实践循证医学。
2009年12月英语六级真题
六级Readers will be required to pay when they have 66 a set number of its online articles per month.
当读者每月有66篇固定数量的在线文章时，他们将被要求付费。
2010年12月英语六级真题
四级At the speed of only 30 miles per hour it is the same as falling from a third-floor windows.
以每小时30英里的速度，这与从三楼窗户坠落的速度是一样的。
1989年1月英语四级真题
四级A typical course consists of three classes per week for fifteen weeks; while attending a university a student will probably attend four or five courses during each semester.
一门典型的课程包括每周三节课，为期十五周；在上大学期间，学生每学期可能会上四到五门课程。
1990年1月英语四级真题
四级Indeed, one of the factors related most closely to the per capital income (人均收入) of a nation is the fraction of its population engaged in farming.
事实上，其中一个因素与人均收入关系最为密切(人均收入) 一个国家从事农业的人口比例。
1990年1月英语四级真题
四级This compares sharply with less than 10 per cent in Western Europe and less than 4 per cent in the United States.
相比之下，西欧和美国分别不到10%和4%。
1990年1月英语四级真题
四级The senior West German scientist in charge of the Community’s solar energy programme, Mr. Joachim Gretz, told journalists that at present levels of research spending it was most unlikely that solar energy would provide as much as three per cent of the Community’s energy requirements even after the year 2000.
负责共同体太阳能项目的西德资深科学家约阿希姆·格雷茨先生告诉记者，按照目前的研究支出水平，即使在2000年之后，太阳能也不太可能提供共同体所需能源的3%。
1991年1月英语四级真题
四级Mr. Gretz calculates that if solar energy only provided three per cent of the EEC’s needs, this could still produce a saving of about a billion pounds in the present bill for imported energy each year.
格雷茨先生计算出，如果太阳能只提供欧洲经济共同体需求的3%，那么在目前的进口能源账单中，每年仍可以节省约10亿英镑。
1991年1月英语四级真题
四级The data show that the average incidence (发生率) for all accidents in one per driver every 10 years.
数据显示，平均发病率(发生率) 每10年发生一次事故。
1992年1月大学英语四级(CET-4)真题
四级Yet 80 percent of accidents happen at speeds or less that 25 miles per hour, 75 percent happen within 25 miles of home.
然而，80%的事故发生的速度不超过每小时25英里，75%的事故发生在离家25英里以内。
1992年1月大学英语四级(CET-4)真题
四级Indeed, one of the factors related most closely to the per capita income (人均收入) of a nation is the fraction of its population engaged in farming.
事实上，其中一个因素与人均收入关系最为密切(人均收入) 一个国家从事农业的人口比例。
1994年6月大学英语四级(CET-4)真题
四级That means 33 per cent overmanning, 33 per cent less productivity than could be obtained.
这意味着33%的过度制造，33%的生产率低于可获得的水平。
1995年1月大学英语四级(CET-4)真题
四级It certainly does not improve the gross national product or output per worker.
它肯定不会提高国民生产总值或每名工人的产出。
1995年1月大学英语四级(CET-4)真题
四级Those who oppose the building of flats base their case primarily on the assumption (设想) that everyone prefers an individual home and on the high cost per unit of accommodation.
那些反对建楼的人主要是基于这样的假设(设想) 每个人都更喜欢一个单独的家，而且每个单位的住宿成本很高。
1995年6月大学英语四级(CET-4)真题
四级In Britain, the old Road Traffic Act restricted speeds to 2 m. p. h. (miles per hour) in towns and 4 m. p. h. in the country.
在英国，旧的《道路交通法》将城镇的车速限制在2英里/小时，全国的车速限制为4英里/小时。
1997年1月大学英语四级(CET-4)真题
四级Correct decisions came when the referees were moving at a speed of about 2 meters per second.
当裁判以大约每秒2米的速度移动时，做出了正确的判罚。
2000年6月大学英语四级(CET-4)真题
四级The average speed for errors was 4 meters per second.
出现错误的平均速度为每秒4米。
2000年6月大学英语四级(CET-4)真题
四级For every ton of waste recycled, a city avoids paying for its disposal, which, in parts of New York, amounts to saving of more than $100 per ton.
每回收一吨废物，一个城市就避免为其处理付费，在纽约部分地区，这相当于每吨节省了100多美元。
2001年1月大学英语四级(CET-4)真题
四级It is estimated that an automated highway will be able to handle 10,000 vehicles per hour, compared with the 1,500 to 2,000 vehicles that can be carried by a present-day highway.
据估计，一条自动化高速公路每小时可容纳10000辆汽车，而现在的高速公路可容纳1500至2000辆汽车。
2002年1月大学英语四级(CET-4)真题
四级The new beach house on Sullivan’s Island should be able to withstand a Category 3 hurricane with peak winds of 179 to 209 kilometers per hour.
沙利文岛上的新海滨别墅应该能够抵御三级飓风，最高风速为每小时179至209公里。
2003年12月大学英语四级(CET-4)真题
四级Wages rise by 10 to 20 per cent for each additional year of schooling.
每多上一年学，工资就会上涨10%至20%。
2006年6月大学英语四级(CET-4)真题
四级Thirteen per cent of defense plants received all their supplies by truck, and almost all other plants shipped more than half of their products by vehicle.
13%的国防工厂通过卡车接收所有物资，几乎所有其他工厂一半以上的产品通过汽车运输。
2006年6月大学英语新四级(CET-4)真题
四级The death rate on highways is half that of all other U. S. roads (0.86 deaths per 100 million passenger miles compared to 1.99 deaths per 100 million on all other roads).
高速公路的死亡率是美国所有其他道路的一半（每1亿乘客英里0.86人死亡，而所有其他道路每1亿人死亡1.99人）。
2006年6月大学英语新四级(CET-4)真题
四级Hancock then worked out the number of lies per conversation for each medium.
汉考克随后计算出每种媒体每次对话的谎言数量。
2006年6月大学英语新四级(CET-4)真题
四级He found that lies made up 14 per cent of emails, 21 per cent of instant messages, 27 per cent of face-to-face interactions and an astonishing 37 per cent of phone calls.
他发现，谎言在电子邮件中占14%，在即时信息中占21%，在面对面的互动中占27%，在电话中占37%，这一比例令人震惊。
2006年6月大学英语新四级(CET-4)真题
四级The attempt to make up lost ground is welcome, but the nation would be better served by steady, predictable increases in science funding at the rate of long-term GDP growth, which is on the order of inflation plus 3 percent per year.
弥补损失的尝试是受欢迎的，但以长期GDP增长率（相当于每年通货膨胀加3%）稳定、可预测地增加科学资金将更好地为国家服务。
2007年12月大学英语四级考试真题
四级if energy use per person and technology remain te same,total energy use and greenhouse gas emissions(mainly,CO2)will be 42% higher in 2050.
如果人均能源使用和技术保持不变，到2050年，总能源使用和温室气体排放（主要是二氧化碳）将增加42%。
2008年6月大学英语四级考试真题
四级A few months ago, it wasn't unusual for 47-year-old Carla Toebe to spend 15 hours per day online.
几个月前，47岁的Carla Toebe每天上网15小时并不罕见。
2010年6月英语四级考试真题
四级This has been due ,in part ,to the Bill and Melinda Gates Foundation, which has invested $1.8 billion in American high schools, helping to open about 1,000 small schools-most of them with about 400 kids each with an average enrollment of only 150 per grade, About 500 more are on the drawing board.
这在一定程度上要归功于比尔和梅琳达·盖茨基金会，该基金会向美国高中投资了18亿美元，帮助开办了约1000所小型学校，其中大多数学校各有约400名学生，每个年级的平均入学人数仅为150人，还有约500所正在筹备中。
2012年6月英语四级考试真题
四级Teens — no surprise — are good at finding ways to get the things they can’t have, so state policies banning all sugar-sweetened drinks from public schools and providing only water, milk or 100% fruit juices haven’t had the intended effect of steering kids away from drinking sugared drinks: the average teen consumes about 300 calories per day — that’s nearly 15% of his daily calories — in sweetened drinks, and the food and drink industry is only too happy to feed this need.
毫不奇怪，青少年善于找到他们无法拥有的东西，因此国家政策禁止公立学校提供所有含糖饮料，只提供水，牛奶或100%的果汁并没有起到引导孩子们远离含糖饮料的预期效果：青少年平均每天在含糖饮料中消耗约300卡路里，这几乎是他每天热量的15%，而食品和饮料行业非常乐意满足这一需求。
2012年12月大学英语四级真题试卷（1）
四级Marriott had its worst quarter ever, with revenues per room falling by 25%.
万豪经历了有史以来最糟糕的一个季度，每间客房的收入下降了25%。
2013年6月大学英语四级考试真题(第1套)
四级And although you don’t read about this much, the United States is also a large exporter of oil products, selling about 2 million barrels of petroleum products per day to about 90 countries.
尽管你读到的不多，但美国也是一个石油产品的大出口国，每天向大约90个国家销售大约200万桶石油产品。
2014年6月大学英语四级考试真题（第2套）
四级States lay down rules about how many children each employee is allowed to watch over, the space care centers need per child,and other minute details.
各州规定了每个员工可以照看多少孩子、每个孩子需要的空间护理中心以及其他微小细节。
2014年12月英语四级考试真题（第1套）
四级In Massachusetts, where childcare centers must hire one teacher for every three infants, the price of care averaged more than $16,000 per year.
在马萨诸塞州，儿童保育中心必须为每三个婴儿雇佣一名教师，平均每年的护理费用超过16000美元。
2014年12月英语四级考试真题（第1套）
四级A study by the National Bureau of Economic Research, which tracked the effects on Starbucks of a similar calorie-posting law in New York City in 2007, found that the average calorie-count per transaction fell 6% and revenue increased 3% at Starbucks stores where a Dunkin Donuts outlet was nearby—a sign, it is said, that menu-labelling could favour chains that have more healthy offerings.
美国国家经济研究局（National Bureau of Economic Research）的一项研究追踪了2007年纽约市类似的卡路里张贴法对星巴克的影响，该研究发现，在附近有Dunkin Donuts门店的星巴克门店，每笔交易的平均卡路里数下降了6%，收入增加了3%——据说，这表明菜单标签可能有利于提供更健康产品的连锁店。
2015年6月大学英语四级考试真题（第1套)
四级In Lagos, foreign oil workers can pay as much as $ 65,000 per year in rent for a modest apartment in a safe part of town.
在拉各斯，外国石油工人每年可以支付高达6.5万美元的租金，在城市的安全地带购买一套普通公寓。
2017年12月大学英语四级考试真题（第2套）
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