問題詳情

【題組】48.According to the passage, how many cells of skin does the human body rid itself of every day?
(A)60 trillion
(B)50 million
(C)1 million
(D)Between 31 and 50

參考答案

答案：B
難度：非常簡單1
統計：A(0),B(2),C(0),D(0),E(0)