艉受风面积较大的船舶以较快速度航行受强横风作用,若保向航行应压()。
A.上风舵
B.下风舵
C.正舵
D.满舵
参考答案:B
—Do you mind if I smoke here?
—______ I feel a bit sick.
A.Not at all.
B.Why not.
C.Go ahead.
D.I’d rather you didn’t
策划人员应具备哪些素质?