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
单项选择题 Can you tell me something about the tallying methods at your port?（）.
单项选择题 By day，the horizontal motion of a white flag，or arms extended horizontally，by a person on the beach indicates（）.
单项选择题 As a general rule，tally clerks should make their tallying（）.
