阿摩線上測驗
41When was iPad announced on the market?
(A) In the end of 2011.
(B) In the end of 2010.
(C) In April 2010.
(D) In March 2011.
答案：登入後查看
統計： A(0), B(0), C(11), D(0), E(0) #2337066
統計： A(0), B(0), C(11), D(0), E(0) #2337066
