2. 外语
  3. Three years ago, California’s rivers and reservoirs were at record low levels. Governor Jerry Brown declared a drought state of【

Three years ago, California’s rivers and reservoirs were at record low levels. Governor Jerry Brown declared a drought state of【

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问题     Three years ago, California’s rivers and reservoirs were at record low levels. Governor Jerry Brown declared a drought state of【C1】________and called upon all Californians to save water in "every way possible."
    Hegel, the director of purchasing for a Hilton Hotel in Los Angeles, went to a trade show in search of new ways for his hotel to【C2】________with Brown’s call, and he was attracted by a salesman’s【C3】________. The vendor handed Hegel a test tube【C4】________with white nylon beads half the size of a mint (Stalinand told Hegel that it would not only save him hundreds of thousands of dollars but the environment too. Those "magic beads" were the key【C5】________of an ultra-low water laundry system developed by the U.K. cleaning company Xeros.
    The salesman said Xeros washers would【C6】________superior cleaning results compared with conventional washers, while using 50 percent less energy, 50 percent less detergent and 80 percent less water. Hegel was【C7】________, but with thousands of pounds of dirty sheets to wash each week, he decided to give one machine a try.
    "After installing the first machine, we found that it【C8】________used 90 percent less water and very little chemicals—and the laundry results were【C9】________," he says. "Our director of housekeeping was ecstatic (欣喜若狂的)."
    These new machines look similar to modern washers, but could【C10】________the biggest leap forward in the laundry industry since electric-powered washing machines rendered wringers (衣物绞干机) outdated in the early 20th century.
    A) actually         F) emergency       K) obey
    B) claim            G) eventually      L) represent
    C) comply           H) filled          M) resolve
    D) component        I) group           N) significant
    E)  deliver         J) incredible      O) skeptical
【C5】
选项
答案D
解析 名词辨析题。分析句子结构可知。空格前为形容词key“关键的”，空格后为介词of，空格处应填入名词。根据前面一句可知，这些白色的尼龙珠子十分环保。空格所在句顺承上一句，提出了超低用水量的洗衣系统。由此可知，白色尼龙珠子在该洗衣系统中起着重要的作用。结合备选项，可以推断出key component“关键组成部分”符合题意，故答案为component。
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大学英语四级

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