問題詳情

42 We decided to take our vacation during the winter this year_________ we realized that we could save a lot of moneythat way.
(A) till
(B) then
(C) so
(D) because

參考答案

答案：D
難度：適中0.545455
統計：A(2),B(4),C(3),D(12),E(0)