問題詳情

144. The number of aeronautical engineers required meeting air transportation needs is rapidly increasing.
(A)The number
(B) required meeting
(C)air transportation
(D)is rapidly increasing

參考答案

答案：D
難度：困難0.290323
統計：A(6),B(11),C(12),D(18),E(0)

用户評論

【momou】評論

可是答案是D或C?