問題詳情

30. ---Peter , where did you guys go for the summer vacation?----We________ busy with our work for months, so we went to the beach to relax ourselves.
(A) were
(B) have been
(C) had been
(D) will be

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)