阿摩線上測驗
47. This group received a flood of input containing the target forms of various discourse markers taught in the class.
(A) a great deal of
(B) rare
(C) incomplete
(D) insufficient。
答案：登入後查看
統計： A(108), B(23), C(19), D(18), E(0) #2236548
統計： A(108), B(23), C(19), D(18), E(0) #2236548
