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首页perper考试真题

per

英 [pɜː] 美[pɚ]

词组搭配考试真题实用场景例句

prep. 每；经；按照；每一
n. (Per)人名；(德、挪、丹、瑞典)佩尔

考试真题

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.

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.

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.

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.

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.

Marriott had its worst quarter ever, with revenues per room falling by 25%.

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.

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.

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

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.

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.

The fifth largest city in US passed a significant soda tax proposal that will levy 1.5 cents per liquid ounce on distributors.

2 million barrels per day to the crude oil market, contributing to a global over-supply.

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.

Today, energy storage is a $33 billion global industry that generates nearly 100 gigawatt-hours of electricity per year.

These less- stressed workers gained an average of 62 minutes per week of productivity.

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.

Per-capita local government spendingIn other words, communities with high levels of per-capita income growth, high percentages of two-parent families, and high local government spending—which may stand for good schools— are the most likely to help poor children relive Horatio Alger's rags-to-riches story.

Per-capita ( ' , 人均 ) income growth 2.

For a middle-class, husband-and-wife family (average pretax income in 2009: $76,250), spending per child is about $12,000 a year

Today, we produce about four billion metric tonnes of food per year

trillion m3of water is used by humans per year.

Let's see, Group C, three to five days hire with unlimited mileage is 53 pounds per day.

For Group C cars is 6 pounds per day

We can invent computers capable of processing ten million calculations per second.

The price is ￡60 per person including a continental breakfast.

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.

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.

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.

It reproduces incredibly quickly, breeding up to 12 generations per year if conditions are favorable.

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

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.

Resurrection plants, defined as those capable of recovering from holding less than 0.1 grams of water per gram of dry mass, are different.

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.

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.

These less-stressed workers gained an average of 62 minutes per week of productivity.

Those spending 10-19 hours per week on their devices were 41 percent more likely to be unhappy than lower-frequency users.

Today, energy storage is a $33 billion global industry that generates nearly 100 gigawatt-hours of electricity per year.

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

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.

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.

Americans eat only about fifteen pounds of fish per person per year, but we eat twice as much fish in restaurants as at home.

Before the tool came out, small farmers couldn't touch the price per pound offered by California farms.

But during the next week, set a goal of at least a mile and a half per run.

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.

How much will the woman pay for her room per night?

How much will the woman pay her room per night?

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.

It flies using a 23-gallon tank of gas and bums 5 gallons per hour in the air.

Oh, you get one day per month in your first year.

On the ground, it gets 35 miles per gallon.

Our intensive course builds on our standard course, with 10 additional lessons per week, guaranteeing the fastest possible language learning see table below.

People who eat slowly tend to consume about 70 fewer calories per meal than those who rush through their meals.

Statistics show that the average number of births per woman has fallen from 4.

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.

The average number of electronic devices rose from 4 per household in 1992 to 13 in 2007.

The new rate is $199 per night, instead of the original $179.

The price is with a registration fee of just $50 per child?

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.

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.

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.

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.

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.

That common-sense change enjoys wide public support and would save the USPS $2 billion per year.

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.

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

Reding invited corporations to sign up for gender balance goals of 40 per cent female board membership.

That common- sense change enjoys wide public support and would save the USPS $2 billion per year.

The Europe Union is now considering legislation to compel corporate boards to maintain a certain proportion of women—up to 60 per cent.

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.