問題詳情
【題組】39. According to paragraph 3, which of the following causes weight gain in chickens?
(A) a different diet from other chickens
(B) a human adenovirus
(C) thyroid function
(D) an upper respiratory infection
參考答案
答案：B
難度：簡單0.727273
統計：A(1),B(8),C(0),D(2),E(0)