单项选择题
A.Fast B.Unfasten C.Fasten D.Let go
（）ready for mooring.A.DoB.HaveC.GetD.Give
单项选择题（）ready for mooring.
A.Do B.Have C.Get D.Give
The ship is going （）the wharf slowly.A.nearB.onC.alongs...
单项选择题The ship is going （）the wharf slowly.
A.near B.on C.alongside D.in
Hold （）the breast line.A.onB.atC.inD.to
单项选择题Hold （）the breast line.
A.on B.at C.in D.to
