单项选择题
A. You are welcome to look around our ship.. B. You are welcome to have a look our ship. C. You are welcome to come on board our ship again. D. You are welcome to visit our ship.
日出升国旗。（）A. The ensign should be hoisted when the sun ri...
单项选择题日出升国旗。（）
A. The ensign should be hoisted when the sun rises. B. The ensign should be lowered when the sun rises. C. The ensign should be hoisted when the sun sets. D. The ensign should be lowered when the sun sets.
及时调整缆绳。（）A. Adjust the mooring lines on time.B. Adjust ...
单项选择题及时调整缆绳。（）
A. Adjust the mooring lines on time. B. Adjust the mooring lines in time. C. Adjust the mooring lines quickly. D. Adjust the mooring lines slowly.
大副现在有空。（）A. Our third officer is busy with his work.B. ...
单项选择题大副现在有空。（）
A. Our third officer is busy with his work. B. Our second officer is busy with his work. C. Our chief officer is free now. D. Our captain is free from his work.
