問題詳情

33．I had been working on math for the whole afternoon and the numbers before my eyes．
(A)swim
(B)swum
(C)swam
(D)had swum

參考答案

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0) #
個人：尚未作答書單：Practice