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the bones under the sand,the scientists concluded that they came from the dinosaurs about

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解决时间 2021-04-08 09:13
  • 提问者网友:火车头
  • 2021-04-07 09:02
the bones under the sand,the scientists concluded that they came from the dinosaurs about 65 million years ago.
A. Being inspected
B. Inspected
C. Having inspected
D. To inspect
最佳答案
  • 五星知识达人网友:走死在岁月里
  • 2021-04-07 09:52
A. Being inspectedB. Inspected(答案→)C. Having inspectedD. To inspect解析:考查非谓语动词。本题的逻辑主语为the scientists,与inspect之间为主动关系,再根据其动作有先后性,故用having done结构。句意:检查过沙下面的骨头之后,科学家断定它们是来自大约6千5百万年前的恐龙。故C正确。
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  • 1楼网友:梦中风几里
  • 2021-04-07 10:43
谢谢解答
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