20. If you want to require a pilot, which of the following 「single letter」 shall be chosen and sent by any method of signaling ? The single letter is:
(A) A
(B) D
(C) G
(D) Z

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統計: A(19), B(20), C(621), D(21), E(0) #2439546

詳解 (共 2 筆)

#4354680
A 我船下面有潛水員D請讓開我,我操縱失...
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#6187352
(A) A: i have a diver down keep clear
(B) D:i am maneuvering with diffculites
(C) G: i reuire a pilot/
(D) Z: i require a tug/ i am shooting net
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