31. What does "Catch-22s" in the last paragraph mean?
(A) Rare chances to showcase Chinese superiority
(B) Hidden disadvantages
(C) Conundrums
(D)Blessings
(E) A think tank
答案:登入後查看
統計: A(6), B(1), C(7), D(1), E(2) #3085722
統計: A(6), B(1), C(7), D(1), E(2) #3085722