06職稱英語模擬試題-綜合B級第二套(3)

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A. Right B. Wrong C. Not mentioned
    4.Football can be classified as a spectator sport.
    A. Right B. Wrong C. Not mentioned
    5.Many Americans like basketball better than football because the latter is so harsh that players have to wear special uniforms.
    A. Right B. Wrong C. Not mentioned
    6.Basketball in American is so popular with universities that nationwide university matches are held yearly.
    A. Right B. Wrong C. Not mentioned
    7.Horse-racing fans cannot be considered sportsmen because they are spectators whose primary interest is gambling.
    A. Right B. Wrong C. Not mentioned
    第三部分:概括大意與完成句子 (每題1分,共8分)
    閱讀下面這篇短文,短文后有2項(xiàng)測試任務(wù):(1)1---4 題要求從所給的6個(gè)選項(xiàng)中為第2--5 段每段選擇1個(gè)正確的小標(biāo)題;(2)第5--8題要求從所給的6個(gè)選項(xiàng)中選擇4個(gè)正確的選項(xiàng),分別完成每個(gè)句子。請將答案涂在答題卡相應(yīng)的位置上。
    Soot and Snow:a Hot Combination
    l New research from NASA scientists suggests emissions of black soot alter the way sunlight reflects off snow.According to a computer simulation,black soot may be responsible for 25 percent of observed global warming over the past century.
    2 Soot in the higher latitudes of the Earth。where ice is more common,absorbs more of the sun’s energy and warmth than an icy, white background.Dark-colored black carbon,or soot,absorbs sunlight,while lighter colored ice reflects sunlight.
    3 Soot in areas with snow and ice may play all important role in climate change.Als0,if snow and ice covered areas begin melting。the warming effect increases,as the soot becomes more concentrated on the snow surface.“This provides a positive feedback,as glaciers and ice sheet smelt,they tend to get even dirtier,” said Dr.James Hansen,a researcher at NASA’s Goddard Institute for Space Studies,NewYork.
    4 Hansen found soot’s effect on snow albedo(solar energy reflected back to space),which may be contributing to trends toward early springs in the Northern Hemisphere,such as thinning Arctic sea ice,melting glaciers and permafrost.Soot also is believed to play a role in changes in the atmosphere above the oceans and land.
    5 “Black carbon reduces the amount of energy reflected by snow back into space,thus heating the snow surface more than if there were no black carbon~,”Hansen said.Soot’s increased absorption of solar energy is especially effective in warming the world’s climate. “This forcing is unusually effective,causing twice as much global warming as a carbon.dioxide forcing of the same magnitude,”Hansen noted.