問題詳情
25. In the two years since Taiwan _______ a member of the WTO, agricultural imports have risen dramatically whileexports have suffered a serious decline.
(A)became
(B) becomes
(C)had become
(D) has become
參考答案
答案：A
難度：困難0.365591
統計：A(34),B(2),C(29),D(24),E(0)