单项选择题
A.privates B.pirates C.stowaway D.personnel
（）（降一点儿）the gangway, please.A.HoistB.Lower a littleC.St...
单项选择题（）（降一点儿）the gangway, please.
A.Hoist B.Lower a little C.Steady D.Take down
Put the（）（防鼠挡）on the lines.A. rat guardsB. stopping gua...
单项选择题Put the（）（防鼠挡）on the lines.
A. rat guards B. stopping guards C. fenders D. planks
National flag should not be（卷叠）（）.A. rolling upB. rolls...
单项选择题National flag should not be（卷叠）（）.
A. rolling up B. rolls up C. rolled up D. roll up
