单项选择题
（）such circumstances I usually put the remarks IN DISPUTE．
A.At B.On C.Under D.Below
单项选择题 （）signifies that vessel has passed quarantine inspection and may enter port．
单项选择题 （）should be presented to the Customs officers．
单项选择题 （）of this Deratting Exemption Certificate is hereby extended until 4th Oct.2008 as the vessel is laden with cargo．
