锚泊中的船舶在风流相反时,其锚链的方向取决于:()
Ⅰ、风力Ⅱ、流速Ⅲ、船水线以上受风面积Ⅳ、锚地底质
A.Ⅰ~Ⅳ
B.Ⅰ、Ⅱ、Ⅳ
C.Ⅰ、Ⅱ、Ⅲ
D.Ⅰ、Ⅲ、Ⅳ
参考答案:C
He has made a lot of films, but_____ good ones.
A.any
B.some
C.few
D.none
国际业余田径联合会简称是?()
A.IA.A.F
B.IA.FA.
C.IFA.F
D.IFFA.