2. 职称英语
  3. At present, it is not possible to confirm or to refute the suggestion that there

At present, it is not possible to confirm or to refute the suggestion that there

游客2025-03-30  4
问题 At present, it is not possible to confirm or to refute the suggestion that there is a causal relationship between the amount of fat we eat and the______of heart attacks.
选项 A、incidence
B、impetus
C、rupture
D、emergence
答案 A
解析 四个选项的意思分别是：incidence发生率；impetus动力；rupture破裂，绝交；emergence出现，发生。句意：脂肪的摄入量和心脏病的发病率有关联，目前对这种说法既不能肯定也不能反驳。据此可知，正确答案是A选项。
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