問題詳情

13. The new medicine seems effective because many patients claim they have ______ a great deal from taking it.
(A) invented
(B) benefited
(C) exchanged
(D) founded

參考答案

答案：A[無官方正解]
難度：困難0.375
統計：A(3),B(1),C(3),D(1),E(0)