問題詳情

25. Xanthines have both good and bad effects on the body, and these effects ____ the size and regularity of dosage.
(A) generally determine on
(B) which are generally determined by
(C) generally determined by
(D) are generally determined by

參考答案

答案：D
難度：簡單0.73913
統計：A(2),B(5),C(4),D(34),E(0)