阿摩線上測驗
22. Each lifebuoy shall be marked in block capitals of the Roman alphabet with the
________of the ship on which it is carried.
(A) name and length
(B) number and length
(C) name and port of registry
(D) number and port of registry
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統計： A(27), B(64), C(471), D(154), E(0) #3033222
統計： A(27), B(64), C(471), D(154), E(0) #3033222