These goods shall be handled with （）.

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.

单项选择题（）the track of hatch cover, please.

A.Cleaned
B.Clean
C.To clean
D.Cleaning

单项选择题Something has gone （）with the hatch cover.

A.right
B.bad
C.wrong
D.well