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PREP07 Test 2
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Once made exclusively from the wool of sheep that roam the Isle of Lewis and Harris off the coast of Scotland, Harris tweed is now made only with wools that are imported, sometimes from the mainland and sometimes they come--as a result of a 1996 amendment to the Harris Tweed Act--from outside Scotland.
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PREP07 Test 2
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Britain's economic growth was slower in the mid-1970's and its decline much more rapid in the subsequent recession than the United States.
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PREP07 Test 2
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The ecosystems of barrier islands are extremely vulnerable--whether from natural processes like shoreline recession, rising sea levels, and destructive hurricanes, or the ever-increasing pressures of development.
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PREP07 Test 2
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Pioneered by scientists at Los Alamos National Laboratory, BEAM robots are not programmed to walk; instead they use brainlike circuits called neural networks to learn to walk through trial and error.
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PREP08 Test 1
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The organic food industry has organized a successful grassroots campaign-using Web sites, public meetings, and also mass mailings-that have convinced the Department of Agriculture to change the proposed federal regulations for organically grown food.
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PREP08 Test 1
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Whereas the honeybee's stinger is heavily barbed and cannot be retracted from the skin, because the yellow jacket has a comparatively smooth stinger, it is therefore able to be pulled out and used again.
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PREP08 Test 2
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With surface temperatures estimated at minus 230 degrees Fahrenheit, Jupiter's moon Europa has long been considered far too cold to support life, and with 60 square miles of water thought to be frozen from top to bottom.
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PREP08 Test 2
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The striking differences between the semantic organization of Native American languages and that of European languages, in both grammar and vocabulary, have led scholars to think about the degree to which differences in language may be correlated with nonlinguistic differences.
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PREP08 Test 2
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Mixed with an equal part of water, ethylene glycol, a compound commonly used as an automotive antifreeze, is effective at temperatures as low as –30 degrees Fahrenheit.
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While Jackie Robinson was a Brooklyn Dodger, his courage in the face of physical threats and verbal attacks was not unlike that of Rosa Parks, who refused to move to the back of a bus in Montgomery, Alabama.
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There is no consensus on what role. if any, is played by acid rain in slowing the growth or damaging forests in the eastern United States.
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Critics of the trend toward privately operated prisons consider corrections facilities to be an integral part of the criminal justice system and question if profits should be made from incarceration.
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Congress is debating a bill requiring certain employers provide workers with unpaid leave so as to care for sick or newbom children.
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OG18-语文分册
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Growing competitive pressures may be encouraging auditors to bend the rules in favor of clients; auditors may, for instance, allow a questionable loan to remain on the books in order to maintain a bank's profits on paper.
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The National Transportation Safety Board has recommended the use of fail-safe mechanisms on airliner cargo door latches assuring the doors are properly closed before takeoff and to prevent them from popping open in flight.
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From the bark of the paper birch tree the Menomini crafted a canoe about twenty feet long and two feet wide, with small ribs and rails of cedar, which could carry four persons or eight hundred pounds of baggage so light that a person could easily portage it around impeding rapids.
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Executives and federal officials say that the use of crack and cocaine is growing rapidly among workers, significantly compounding the effects of drug and alcohol abuse, which already are a cost to business of more than $100 billion a year.
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In 1982 the median income for married-couple families with a wage-earning wife was $9,000 more than a family where the husband only was employed.
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In 1791 Robert Carter III, one of the wealthiest plantation owners in Virginia, stunned his family, friends, and neighbors by filing a deed of emancipation, setting free the more than 500 slaves who were legally considered his property.
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A number of linguists contend that all of the thousands of languages spoken by the world's five billion people can be traced back to a common root language.
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