2018年6月出版，OG19新题即OG2019综合册里与OG18相比新增的题目。此内容做为官方题源可以帮助大家更好的需要了解考点，了解考试趋势和考官思维。OG建议大家刷3遍，第一遍刷纸质，第二遍计时精刷，第三遍刷错题。做完后记得及时分析总结。
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题目总数
16389
做题总人数
78.6%
平均准确率
In 1913, the largely self- taught Indian mathematician Srinivasa Ramanujan mailed 120 of his theorems to three different British mathematicians;only one, G. H. Hardy, recognized the brilliance of these theorems, but thanks to Hardy’s recognition, Ramanujan was eventually elected to the Royal Society of London.
来源：精选题库 4978人已做 650难度 62.8%正确率
Unlike historical evidence of weather patterns in other regions of the world, which scientists find abundantly represented in tree rings, ancient glacial ice, or layers of sediment from seasonal plankton, the North Pole's clues about its past climates are almost nonexistent.
来源：OG21新题 4970人已做 其他难度 78%正确率
The ages of tropical rain forest trees provide critical information for understanding the dynamics of tree populations, to determine historical patterns of disturbance, developing sustainable forestry practices, and calculating carbon recycling rates.
来源：OG21新题 4997人已做 其他难度 94.9%正确率
Just like the Internet today, often being called an “information superhighway,” the telegraph was described in its day as an “instantaneous highway of thought.”
来源：OG21新题 5102人已做 其他难度 62.2%正确率
Michelangelo, it is believed, had made his sculpture of David using an eight-inch plaster model that was recently discovered after being lost for nearly 300 years.
来源：OG21新题 5119人已做 其他难度 47.8%正确率
Dinosaur tracks show them walking with their feet directly under their bodies, like mammals and birds, not extended out to the side in the manner of modern reptiles.
来源：OG21新题 5997人已做 其他难度 43.7%正确率
In the six-month period that ended on September 30, the average number of Sunday papers sold by the company was 81,000 less than the comparable period a year ago.
来源：OG21新题 5084人已做 其他难度 69%正确率
By skimming along the top of the atmosphere, a proposed new style of aircraft could fly between most points on Earth in under two hours, according to its proponents.
来源：OG21新题 6093人已做 650难度 60.6%正确率
As opposed to adults, pound for pound, children breathe twice as much air, drink two and a half times as much water, eat three to four times as much food, and have more skin surface area.
来源：OG21新题 5128人已做 其他难度 60.4%正确率
Upon their first encountering leaf-cutting ants in South America, the insects seemed to some Europeans to be carrying bits of greenery to shade themselves from the tropical sun—hence the sobriquet “parasol ants.”
来源：OG21新题 6110人已做 600难度 85.1%正确率
【OG20-P602-740题】Studies in restaurants show that the tips left by customers who pay their bill in cash tend to be larger when the bill is presented on a tray that bears a credit card logo. Consumer psychologists hypothesize that simply seeing a credit-card logo makes many credit card holders willing to spend more because it reminds them that their spending power exceeds the cash they have immediately available.Which of the following, if true, most strongly supports the psychologists' interpretation of the studies?
Industrialization and modern methods of insect control have improved the standard of living around the globe while at the same time they have introduced some 100,000 dangerous chemical pollutants, having gone virtually unregulated since they were developed more than 50 years ago.
Surveys have shown that in up to 40 percent of elderly people living independently in affluent countries, the consumption of one or more essential nutrients is insufficient or they have deficient levels of these nutrients in their blood.
It is true of both men and women that those who marry as young adults live longer than those who never marry. This does not show that marriage causes people to live longer, since, as compared with other people of the same age, young adults who are about to get married have fewer of the unhealthy habits that can cause a person to have a shorter life, most notably smoking and immoderate drinking of alcohol. Which of the following, if true, most strengthens the argument above?
Recently implemented “shift-work equations” based on studies of the human sleep cycle have reduced sickness, sleeping on the job, fatigue among shift workers, and have raised production efficiency in various industries.
Originally developed for detecting air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destroying it, is finding uses in medicine, archaeology, and criminology.
A photographer will arrange 6 people of 6 different heights for photograph by placing them in two rows of three so that each person in the first row is standing in front of someone in the second row. The heights of the people within each row must increase from left to right, and each person in the second row must be taller than the person standing in front of him or her. How many such arrangements of the 6 people are possible?
【OG20-P176-197题】In the first week of the year, Nancy saved $1. In each of the next 51 weeks, she saved $1 more than she had saved in the previous week. What was the total amount that Nancy saved during the 52 weeks?
If m and n are positive integers, what is the value of 3m +n4 ?(1) mn=12(2)3/m is in lowest terms and n/4 is in lowest terms
Lightbox, Inc., owns almost all of the movie theaters in Washington County and has announced plans to double the number of movie screens it has in the county within five years. Yet attendance at Lightbox’s theaters is only just large enough for profitability now and the county’s population is not expected to increase over the next ten years. Clearly, therefore, if there is indeed no increase in population, Lightbox’s new screens are unlikely to prove profitable. Which of the following, if true about Washington County, most seriously weakens the argument?
句子改错SC
逻辑CR
阅读RC
数据充分DS
问题求解PS
综合推理IR
