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OG12 OG15 OG16 OG17 GWD PREP08 Test 1
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One of the primary distinctions between our intelligence with that of other primates may lay not so much in any specific skill but in our ability to extend knowledge gained in one context to new and different ones.
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OG12
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Unlike Schoenberg's 12-tone system that dominated the music of the postwar period, Bartók founded no school and left behind only a handful of disciples.
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GWD PREP08 Test 2
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Trans World Entertainment Corporation, which owns the Record Town and Saturday Matinee retail chains, announced that since sales of up to one-fourth of its stores are poor, they will be closed.
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GWD OG18-语文分册 OG19-语文分册 OG20-语文分册
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Sound can travel through water for enormous distances, prevented from dissipating its acoustic energy as a result of boundaries in the ocean created by water layers of different temperatures and densities.
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GWD
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The Near Earth Asteroid Rendezvous (NEAR) spacecraft will orbit the asteroid Eros for a year, slowly moving closer to the surface of the object to make ever more precise measurements that scientists hope will enable them to understand how the solar system formed some four billion years ago.
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GWD
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Although women's wages are improving, Department of Labor statistics show that the ratio of their earnings with that of men have been roughly static since 1960.
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PREP07 Test 2 GWD
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In the Louisiana Purchase of 1803, the United States acquired 828,000 square miles for about four cents an acre, which more than doubled the country's size and that brought its western border within reach of the Pacific Ocean.
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GWD
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According to entomologists, single locusts are quiet creatures, but when locusts are placed with others of their species, they become excited, change color, vibrate, and even hum.
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GWD PREP08 Test 2
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Until the passage of the Piracy and Counterfeiting Amendments Act in 1982, a first-time charge of copyright infringement was merely a misdemeanor charge, federal prosecutors being unlikely in pursuing criminal copyright infringers, while offenders were subject to relatively small penalties.
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GWD
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During the eighteenth century, widespread changes in agriculture, known as the agrarian revolution, involving the large-scale introduction of enclosed fields, of new farming techniques and crops, and the substitution of commercial for subsistence farming.
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GWD
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In little more than a decade, Argentina has become the world's leading exporter of honey, with nearly 90,000 tons a year sold to foreign markets, almost half of which going to the United States.
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GWD PREP08 Test 1
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Section 301 of the 1988 Omnibus Trade and Competitiveness Act enables the United States Trade Representative to single out a country as an unfair trader, begin trade negotiations with that country, and, if the negotiations do not conclude by the United States government's being satisfied, to impose sanctions.
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GWD PREP08 Test 1
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The three women, liberal activists who strongly support legislation in favor of civil rights and environmental protection, have consistently received labor's unqualifying support.
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GWD
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Researchers are using computer images to help surgeons plan difficult operations and to develop programs that will work for doctors and nurses in the same way that flight simulators do for pilots, letting medical personnel practice their techniques and test their reflexes before they ever see a patient.
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GWD PREP08 Test 1
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Researchers agreed that the study of new treatments for heart attack patients was extremely important but more research was needed to determine that balloon angioplasty preceded with ultrasound was or was not any better for heart attack patients than the balloon procedure by itself.
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PREP07 Test 2 GWD
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Regardless of their form or function, all aerodynamically enhanced, curved objects made for throwing have been called boomerangs by non-Australians ever since 1788, when Europeans saw Dharug-speaking men tossing "bumariny" in the area later known as Sydney.
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GWD
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Tom Bradley was mayor of Los Angeles from 1973 to 1993, an era when the city had transformed from a collection of suburban neighborhoods to the second-largest city in the United States.
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PREP07 Test 2 GWD
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Vivien Thomas, who had no formal medical training, in struggling against overwhelming odds, he became a cardiac surgeon and eventually to receive an honorary doctorate from Johns Hopkins University.
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GWD
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In contrast to environmentalists' proposals to limit emissions of certain pollutants, the administration proposed calling for mandatory restrictions of only three such pollutants from power plants-mercury, sulfur dioxide, and nitrogen oxides-and the plan would delay such cuts until 2010 or later.
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GWD PREP2012
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Although improved efficiency in converting harvested trees into wood products may reduce harvest rates, it will stimulate demand by increasing supply and lowering prices, thereby boosting consumption.
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