問題詳情

22. Students, the thank-you party for Mr. Frank Hill is ____ seven thirty ____ evening. Please come on time.
(A) at; in
(B) on; in
(C) on; this
(D) at; this

參考答案

答案：D
難度：困難0.25
統計：A(4),B(1),C(1),D(2),E(0)