問題詳情
29.Although _____ devices such as computers and cellphones make our lives more convenient, they are said to have a negative effect on our health.
(A) professional
(B) technological
(C) impressive
(D) awesome
參考答案
答案：B
難度：適中0.698413
統計：A(5),B(44),C(6),D(4),E(0)