单项选择题
（） just looks like a guard standing on the deck.
A.Mast
B.Master
C.Must
D.Main deck
点击查看答案&解析
相关考题
-
单项选择题
（）are used to clean the bridge.
A.Rags
B.Rats
C.Rubbish
D.Derricks -
单项选择题
Saw dust is used to （）.
A. absorb the oil
B. repair the derrick
C. adjust the boom
D. fill the ballast water -
单项选择题
Spade is used to （）.
A. get rid of the garbage
B. fill the ballast water
C. repair the derrick
D. adjust the derrick
