問題詳情

【題組】30. How do photographs protect the user?
(A) Lost cards can be easily returned.
(B) Thieves can’t steal the photos.
(C) The photos are read by computer.
(D) Clerks can check who is using the card.

參考答案

答案：D
難度：計算中-1
書單：沒有書單，新增