2. 职称英语
  3. This passage is about a______. [br] According to Dr. Scorer, lightning is caused

This passage is about a______. [br] According to Dr. Scorer, lightning is caused

游客2023-09-16  57
问题 This passage is about a______. [br] According to Dr. Scorer, lightning is caused by______.
选项 A、rain falling through clouds
B、hail falling through supercooled clouds
C、hail falling through superheated clouds
D、ice particles falling through any clouds
答案 B
解析 本文主要就是介绍Scorer博士关于闪电成因的理论，第一段第二句说得很具体：“Dr Scorer believes the cause is hail falling through supercooled clouds.”
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