2. 职称英语
  3. A simple blood test may help identify those______high risk of dying from heart d

A simple blood test may help identify those______high risk of dying from heart d

游客2025-03-27  55
问题 A simple blood test may help identify those______high risk of dying from heart disease.
选项 A、in
B、on
C、at
D、for
答案 C
解析 该句意为：简单的验血就能帮助筛查那些心脏病高风险人群。at high risk for(of doing)是固定的结构。
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