阿摩線上測驗
8. The blue light____________ by the screen of a smartphone might cause interrupted sleep.
(A) inserted
(B) emitted
(C) assessed
(D) opposed
答案：登入後查看
統計： A(2), B(16), C(8), D(4), E(0) #1888548
統計： A(2), B(16), C(8), D(4), E(0) #1888548
