問題詳情

49 Quitting smoking will not only   _____ the risk of many types of disease, but will also improve a person’spsychological health.
(A) decrease
(B) construct
(C) fluctuate
(D) optimize

參考答案

答案：A
難度：簡單0.777778
統計：A(14),B(1),C(2),D(1),E(0)