GWD3-Q1: The four-million-year-old fossilized skeleton known as Lucy is so small compared with many other skeletons presumed to be of the same species that some paleontologists have argues that Lucy represents a different lineage.
GWD3-Q3: A study by the Ocean Wildlife Campaign urged states to undertake a number of remedies to reverse a decline in the shark population, including establishing size limits for shark catches, closing state waters for shark fishing during pupping season, and requiring commercial fishers to have federal shark permits.
GWD3-Q10: Antarctica receives more solar radiation than does any other place on Earth, yet the temperatures are so cold and the ice cap is so reflective that little of the polar ice melts during the summer; were it to do so, the water levels of the oceans would rise 250 feet and engulf most of the world’s great cities.作者: coldsummer 时间: 2010-11-4 22:17
GWD3-Q22: Because of a law passed in 1933 making it a crime punishable by imprisonment for a United States citizen to hold gold in the form of bullion or coins, immigrants found that on arrival in the United States they had to surrender all of the gold they had brought with them.
GWD3-Q27: Pennsylvania was once a predominantly grain-producing state, but competition in the mid-nineteenth century from large western farms gradually caused the state’s farmers to turn to livestock rising.
GWD3-Q28: The coyote is one of the several recent ecological success stories: along with the white-tailed deer, the moose, and other species that are enlarging their natural domains, it has established itself as a supreme adapter in an era when the ability to adjust to the environmental changes wrought by human beings has created a whole new class of dominant mammals.作者: coldsummer 时间: 2010-11-4 22:17
GWD3-Q29: Even though many of her colleagues were convinced that genes were relatively simple and static, Barbara McClintock adhered to her own more complicated ideas about how genes might operate, and in 1983, at the age of 81, was awarded a Nobel Prize for her discovery that the genes in corn are capable of moving from one chromosomal site to another.
GWD3-Q33: Almost a decade after New York State passed laws to protect patients by reducing the grueling hours worked by medical residents, an investigation of twelve hospital by state medical officials has found that all twelve consistently break the laws, that many residents work longer than 24 hours straight, and that more than half the surgical residents work more than 95 hours a week.
GWD3-Q34: Shoppers in sporting goods stores, unlike those in department stores, do very little impulse shopping; someone who comes in for a basketball will leave with a basketball only and not buy a pair of skis and a boomerang as well.作者: coldsummer 时间: 2010-11-4 22:17
GWD3-Q41: In ancient Thailand, much of the local artisans’ creative energy was expended on the creation of Buddha images and on construction and decoration of the temples in which they were enshrined.
GWD-4-2 Q17: IN Greek theology the supreme being was Esaugetu Emissee (Master of Breath), who dwelt in an upper realm in which the sky was the floor, and who had the power to give and to take way the breath of life.
GWD6-Q2: According to its proponents, a proposed new style of aircraft could, by skimming along the top of the atmosphere, fly between most points on Earth in under two hours.
GWD-4-17: Although the restaurant company has recently added many new restaurants across the country and its sales have increased dramatically, its sales at restaurants open for more than a year have declined.作者: coldsummer 时间: 2010-11-4 22:18
GWD6-Q8: Many financial experts believe that policy makers at the Federal Reserve, now viewing the economy as balanced between moderate growth and low inflation, are almost certain to leave interest rates unchanged for the foreseeable future.
GWD6-Q13: Floating in the waters of the equatorial Pacific, an array of buoys collects and transmits data on long-term interactions between the ocean and the atmosphere, interactions that affect global climate.
GWD6-Q17: Concerns about public health led to the construction between 1876 and 1904 of three separate sewer systems to serve metropolitan Boston.
GWD6-Q18: Today, more than 43 percent of Californians under the age of eighteen are Hispanic, compared with about 35 percent a decade ago.作者: coldsummer 时间: 2010-11-4 22:18
GWD6-Q31: That some fraternal twins resemble each other greatly while others look quite dissimilar highlights an interesting and often overlooked feature of fraternal-twin pairs, namely that they vary considerably on a spectrum of genetic relatedness.
GWD6-Q34：The market for recycled commodities such as aluminum and other metals remains strong despite economic changes in the recycling industry.
GWD6-Q39: Twenty-two feet long and 10 feet in diameter, the AM-1 is one of the many new satellites that are part of a 15-year effort to subject the interactions of Earth’s atmosphere, ocean, and land surfaces to detailed scrutiny from space.
GWD6-Q41: The greatest road system built in the Americas prior to the arrival of Christopher Columbus, the Incan highway was over 2500 miles ling, extending from northern Ecuador through Peru to Southern Chile.
GWD7-Q2: The first commercially successful drama to depict Black family life sympathetically and the first play by a Black woman to be produced on Broadway, Lorraine Hansberry’s A raisin in the Sun won the New York Drama Critics’ Circle Award in 1959 and was later made into both a film and a musical.
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