問題詳情

The problem can be solved by ________ filling the order ________ refunding the payment.
(A)either／or
(B)neither／or
(C)either／but
(D)either／nor

參考答案

答案：A
難度：非常簡單0.901879
統計：A(432),B(17),C(11),D(19),E(0)