单项选择题
A.Paid B.Put C.Pay D.Putting
Duty Sailors must greet visitors （）on gangway.A.politeB...
单项选择题Duty Sailors must greet visitors （）on gangway.
A.polite B.politely C.impolite D.impolitely
They should （）care of anchors to ensure that they are i...
单项选择题They should （）care of anchors to ensure that they are in normal condition.
A.took B.take C.taking D.taken
Please （）.I’ll go and ask him to come.A. wait a momentB...
单项选择题Please （）.I’ll go and ask him to come.
A. wait a moment B. go C. stand D. Sit down.
