2. 外语
  3. An office tower on Miller Street in Manchester is completely covered in solar panels. They are used to create some of the energy

An office tower on Miller Street in Manchester is completely covered in solar panels. They are used to create some of the energy

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问题     An office tower on Miller Street in Manchester is completely covered in solar panels. They are used to create some of the energy used by the insurance company inside. When the tower was first【C1】________in 1962, it was covered with thin square stones. These small square stones became a problem for the building and continued to fall off the face for 40 years until a major renovation was【C2】________During this renovation the building’s owners, CIS,【C3】________the solar panel company, Solarcentury. They agreed to cover the entire building in solar panels.   In 2004,the completed CIS tower became Europe’s largest【C4】________of vertical solar panels.  A vertical solar project on such a large【C5】________has never been repeated since.
    Covering a skyscraper with solar panels had never been done before, and the CIS tower was chosen as one of the "10 best green energy projects". For a long time after this renovation project, it was the tallest building in the United Kingdom, but it was【C6】________overtaken by the Millbank Tower.
    Green buildings like this aren’t【C7】________cost-efficient for the investor, but it does produce much less pollution than that caused by energy【C8】________through fossil fuels. As solar panels get【C9】________the world is likely to see more skyscrapers covered in solar panels, collecting energy much like trees do. Imagine a world where building the tallest skyscraper wasn’t a race of【C10】________, but rather one to collect the most solar energy.
    A)  cheaper        F) consulted      K) necessarily
    B)  cleaner        G) dimension      L) production
    C)  collection     H) discovered     M) range
    D)  competed       I) eventually     N) scale
    E)  constructed    J) height         O) undertaken
【C2】
选项
答案O
解析 本空前有was，说明应填入形容词或动词的分词形式，而两个形容词均不符合句意，因此应填入动词的分词形式。本句指出，这些小小的方形石板成了大楼的问题，40年来不断地从外墙掉落，直到一项重大的翻新工程________。由下文可知，翻新之后，大楼外墙的石板被换成了太阳能电池板，那么翻新开始之前都是石板，此处是指开始进行翻新工程，因此本题答案为O)undertaken。
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大学英语四级

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