单项选择题
A.watchman B.look-out C.look out D.looker
The pilot will（）your ship at 2015 hours tonight.A.aboar...
单项选择题The pilot will（）your ship at 2015 hours tonight.
A.aboard B.board C.go ahead D.go forward
（）scale charts are used for harbors.A.SmallB.LargeC.Lor...
单项选择题（）scale charts are used for harbors.
A.Small B.Large C.Loran D.Route
（）is the maximum speed of your ship?A.HowB.WhichC.How a...
单项选择题（）is the maximum speed of your ship?
A.How B.Which C.How about D.What
