单选题 Mr. Yang, ______ for his famous invention, was invited to give a lecture in the technical university.
  • A. was known
  • B. knowing
  • C. was knowing
  • D. known
【正确答案】 D
【答案解析】[解析] 本句考查分词作定语的用法。分词短语可用作定语,意思上相当于一个定语从句。根据题意,此处应选择表示被动意义的过去分同known,“known for his famous invention”=“who is known for his famous invention”。所以选项D为正确答案。 [避错指南] 选项A和选项C只能作谓语,但通过分析可以发现句子给出的部分已经包括谓语(was invited)了;此外空格前又缺少关系代词who,因此不能构成非限制性定语从句,因此两个选项均应排除。B项是现在分问,表示主动意义,不符合题意。