单项选择题
A.the Pilotage list B.the Pilotage form C.the Pilotage chart D.the Pilotage certificate
In the event of any quarantinable disease breaking out ...
单项选择题In the event of any quarantinable disease breaking out during its currency，the certificate of pratique generally （）.
A.becomes null and void B.remains effective C.is to be extended D.is to renewed
Maritime Declaration of Health is to be rendered to （） ...
单项选择题Maritime Declaration of Health is to be rendered to （） by the master of ship arriving from port outside the territory．
A.Immigration Officer B.Customs Officer C.Quarantine Officer D.Ship's Agent
Masters of ocean-going ships must keep in mind that （） ...
单项选择题Masters of ocean-going ships must keep in mind that （） should be hoisted immediately if any quarantinable diseases be found．
A.the national flag B.the quarantine signal C.the Certificate of Pratique D.the navigational light
