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單項選擇題

When we meet a（軍艦）（）, we should lower national flag.

A. warship
B. boat
C. container ship
D. bulk carrier

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單項選擇題

PSC officers will come on board for(檢查)（）next Monday.

A.inspect
B.inspection
C.inspector
D.inspected

單項選擇題

They will take measures against (海盜)（）and pilferage.

A.privates
B.pirates
C.stowaway
D.personnel