30. The __________ anchorage is for quarantine purpose. (A)dangerous cargo (B)pratique (C)yacht (D)fishing boat

39. 翻譯：下一個轉向點約在2小時後。 (A)The time to the next reporting point is about 2 hours later. (B)The time to the next anchorage point is about 2 hours later. (C)The time to the next passing point is about 2 hours later. (D)The time to the next way point is about 2 hours later.