16. What is this article mainly about?
(A) A new blood test which may scare many people.
(B) A new blood test which may help cure heart disease.
(C) A new blood test which may change people’s habits.
(D) A new blood test which may let people know their lifespan.
詳解 (共 2 筆)
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這篇文章主要說什麼？（A）新的血液檢查可...
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lifespan n.（生物的）壽命，...
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