問題詳情

48. What is true about acetaldehyde?
(A) It can protect the human body from esophageal cancer.
(B) It is not good to have it stay in your body for a long time.
(C) It contains a substance that circulates blood to the face.
(D) It immediately raises the bold pressure.

參考答案

答案:B
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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