阿摩線上測驗
18. Laura Wilder specialized ___________ about her childhood on the American frontier.
(A) to write
(B) who wrote
(C) writings
(D) in writing
答案：登入後查看
統計： A(10), B(4), C(4), D(49), E(0) #1338012
統計： A(10), B(4), C(4), D(49), E(0) #1338012
