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。
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統計： A(107), B(23), C(18), D(18), E(0) #2236548
統計： A(107), B(23), C(18), D(18), E(0) #2236548
