单项选择题
A. head line B. fore breast line C. fore spring D. stern line
（）fore and aft.A.FastB.UnfastenC.FastenD.Let go
单项选择题（）fore and aft.
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
