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OG19-语文分册 OG20-语文分册
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Since 1992, in an attempt to build up the Atlantic salmon population in each of the seven rivers in which salmon still spawn, state officials in Maine have stocked them with fry raised in hatcheries from eggs produced by wild fish found in that particular river.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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On the tournament roster are listed several tennis students, most all of which play as good as their instructors.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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In 1974 a large area of the surface of Mercury was photographed from varying distances, which revealed a degree of cratering similar to that of the Moon's.
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GWD OG18-语文分册 OG19-语文分册
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Under high pressure and intense heat, graphite, the most stable form of pure carbon, changes into the substance commonly referred to as diamond and remaining this way whether or not the heat and pressure are removed.
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PREP07 Test 2 OG18-语文分册 OG19-语文分册 OG20-语文分册
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The computer company reported strong second-quarter earnings that surpassed Wall Street's estimates and announced the first in a series of price cuts intended to increase sales further.
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OG19-语文分册 OG20-语文分册
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Long overshadowed by the Maya and Aztec civilizations, historians are now exploring the more ancient Olmec culture for the legacy it had for succeeding Mesoamerican societies.
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OG18-语文分册 OG19-语文分册
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Being a United States citizen since 1988 and born in Calcutta in 1940, author Bharati Mukherjee has lived in England and Canada, and first came to the United States in 1961 to study at the Iowa Writers' Workshop.
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OG18-语文分册 OG19-语文分册
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As a result of record low temperatures, the water pipes on the third floor froze, which caused the heads of the sprinkler system to burst, which released torrents of water into offices on the second floor.
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OG18-语文分册 OG19-语文分册
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Archaeologists in Ireland believe that a recently discovered chalice, which dates from the eighth century, was probably buried to keep from being stolen by invaders.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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The bank holds$3 billion in loans that are seriously delinquent or in such trouble that they do not expect payments when due.
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OG19-语文分册 OG20-语文分册
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A researcher claims that a tornado of a given size and strength is likely to cause more deaths, both proportionately and in absolute numbers, in the southeastern region of the United States than in the northeastern.
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GWD OG19-语文分册 OG20-语文分册
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Heirloom tomatoes, grown from seeds saved from the previous year, only look less appetizing than their round and red supermarket cousins, often green and striped, or have plenty of bumps and bruises, but are more flavorful.
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OG18-语文分册 OG19-语文分册
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Faced with an estimated$2 billion budget gap,the city's mayor proposed a nearly 17 percent reduction in the amount allocated the previous year to maintain the city's major cultural institutions and to subsidize hundreds of local arts groups.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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In the textbook publishing business, the second quarter is historically weak, because revenues are low and marketing expenses are high as companies prepare for the coming school year.
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OG19-语文分册 OG20-语文分册
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Because of the sharp increases in the price of gold and silver, the value of Monica Taylor's portfolio rose as her daughter-in-law's dropped.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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Ms. Chambers is among the forecasters who predict that the rate of addition to arable lands will drop while those of loss rise.
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OG19-语文分册 OG20-语文分册
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In keeping with her commitment to her Christian faith, Sojourner Truth demonstrated as a public speaker a dedication both to the nonviolent abolition of slavery as well as for women to be emancipated.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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Less than 400 Sumatran rhinos survive on the Malay peninsula and on the islands of Sumatra and Borneo, and they occupy a small fraction of the species' former range.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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Certain pesticides can become ineffective if used repeatedly in the same place; one reason is suggested by the finding that there are much larger populations of pesticide-degrading microbes in soils with a relatively long history of pesticide use than in soils that are free of such chemicals.
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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While some academicians believe that business ethics should be integrated into every business course, others say that students will take ethics seriously only if it would be taught as a separately required course.
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