2. 外语
  3. A. electromagnetic energy B. electromagnetic energy travels through space C. came from the sun D. when a change in t

A. electromagnetic energy B. electromagnetic energy travels through space C. came from the sun D. when a change in t

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问题     A. electromagnetic energy
    B. electromagnetic energy travels through space
    C. came from the sun
    D. when a change in the nucleus of an atom takes place
    E. when the sunrays are fierce
    F. chemical energy is generated
We can use energy from the sun because ______.
选项
答案B
解析 第二段的第二句指出，“我们能使用太阳能因为电磁能在太空中穿梭”。B项中的“electromagnetic energy travels through space(电磁能在太空中穿梭)”与原句意思相符，故选B。
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