单项选择题
A. Bulk cargo B. Oil C. Gas D. General cargo
Turn on the anchor ball（）(在晚上).A. in the eveningB. at n...
单项选择题Turn on the anchor ball（）(在晚上).
A. in the evening B. at night C. night D. evening
When the anchor（）（到底）,hoist the anchor ball by day.A. t...
单项选择题When the anchor（）（到底）,hoist the anchor ball by day.
A. to the bottom B. reaches the bottom C. get the bottom D. bottom
（）（升）and lower the flag.A.RiseB.BringC.HoistD.Top
单项选择题（）（升）and lower the flag.
A.Rise B.Bring C.Hoist D.Top
