阿摩線上測驗
9. Thanks to a series of serendipitous scientific discoveries, we are now enjoying the comfort of modern technology.
(A) egregious
(B) fortuitous
(C) insidious
(D) luminous
(E) ominous
答案：登入後查看
統計： A(12), B(67), C(7), D(12), E(7) #2349754
統計： A(12), B(67), C(7), D(12), E(7) #2349754
