問題詳情

65.The caffeine (咖啡因) in coffee _____ making people alert and awake.
(A) has the affect of
(B) has the affect on
(C) has the effect of
(D) has the effect on

參考答案

答案：B
難度：非常困難0.166667
統計：A(7),B(7),C(14),D(9),E(0)