sure victims
5.Which of the statements best relates the main idea of this article?
a.When salt is added rats and human beings react similarly.
b.The near future will see a cure for high blood pressure.来源：www.examda.com
c.The medical field is desperately in need of research.
d.A tendency toward high blood pressure may be a hereditary factor.
Passage 65答案：acddd
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