4. If no crew was changed within last four months, the ISPS drills should be conducted _____.
(A) at least once
(B) at least once within last six month
(C) at least once in a year
(D) twice within eighteen months

答案:登入後查看
統計: A(165), B(105), C(24), D(8), E(0) #3407473

詳解 (共 2 筆)

#6328545
ISPS訓練每三個月一次 如果船上有2...

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17
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#6349560
詳解:判斷正確句式填入句子 問題背景與...
(共 1801 字,隱藏中)
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11
2