单项选择题
A.at B.to C.of D.with
Green lights may appear on（）.A.horizontally banded buoy...
单项选择题Green lights may appear on（）.
A.horizontally banded buoys B.vertically striped buoys C.yellow buoys D.spherical buoys
During loading or discharging，the tallymen must make co...
单项选择题During loading or discharging，the tallymen must make contact with（）on duty so as to solve problems in time.
A.ship owner B.ship’s officers C.shippers D.consignors
Can you tell me something about the tallying methods at...
单项选择题Can you tell me something about the tallying methods at your port?（）.
A.Certain B.Be certain C.Sure D.Be sure
