单项选择题

A.valueB.valuationC.valuableD.All aboveKeep a close wat……

Keep a close watch on（） cargo.

A.value
B.valuation
C.valuable
D.All above

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单项选择题（）on cargo lights.

A.Close
B.Switch
C.Open
D.All above.

单项选择题These goods shall be handled with （）.

A.caution
B.poisonous
C.flammable
D.dangerous

单项选择题Before （）the harbour, all derricks must be secured properly.

A.leave
B.leaved
C.to leave
D.leaving

单项选择题Minor （）to container.

A.damage
B.damaging
C.damaged
D.All above.

单项选择题The temperature in No.2 hold is below （）.

A.normal
B.norm
C.normally
D.All above.