相关考题
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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.
