1. The thyroid, a butterfly-shaped gland in the neck, produces hormones indispensable for ______ and brain activity.
(A) metabolism
(B) plagiarism
(C) magnetism
(D) criticism
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統計: A(4), B(0), C(0), D(0), E(0) #3271638
統計: A(4), B(0), C(0), D(0), E(0) #3271638