单项选择题
The following（）is a standard phrase.
A.You may enter fairway B.You should enter fairway C.ANSWER. It is permitted to enter fairway D.You could enter fairway
单项选择题 The following（）is a standard phrase.
单项选择题 The Departure Report，required by vessels participating in AMVER，must be sent（）.
单项选择题 The date and time kept in the radiotelephone log shall commence at（）.
