22 Because John did not get enough exposure to sunlight, his test results showed that he was at the risk of vitamin D ______ .
(A) deficiency
(B) superfluity
(C) degeneration
(D) sufficiency
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統計: A(671), B(53), C(87), D(257), E(0) #3184935
統計: A(671), B(53), C(87), D(257), E(0) #3184935
詳解 (共 10 筆)
#6050796
fiency -ency 表性質、狀態
deficiency 不足、缺乏
sufficiency 充分、足量
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