問題詳情
17. If there is sufficient sea room, alteration of_____ may be the most effective action toavoid a close-quarters situation.
(A). speed or course
(B). speed and course
(C). speed alone
(D). course alone
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)