2. 职称英语
  3. AIDS is said______the number-one killer of both men and women over the past few

AIDS is said______the number-one killer of both men and women over the past few

游客2025-04-18  3
问题 AIDS is said______the number-one killer of both men and women over the past few years in that region.
选项 A、being
B、to be
C、to have been
D、having been
答案 C
解析 从时间状语“over the past few years”可知此处要用现在完成时，即be saidto have been。
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