問題詳情

15. The Mississippi, the longest river in the United States, begins as _____ stream innorthwestern Minnesota.
(A) a small, clear
(B) small, clear
(C) any small, clear
(D) the small, clear

參考答案

答案：A
難度：適中0.565217
統計：A(26),B(5),C(2),D(7),E(0)