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單項(xiàng)選擇題

The urgency signal concerning the illness of persons on board ship is（）.

A.Mayday
B.Pan
C.Securite
D.Attention

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單項(xiàng)選擇題

There are no other vessels in the vicinity（）those at anchor.

A.besides
B.including
C.apart from
D.in addition to

單項(xiàng)選擇題

There is plenty of（）at this area.

A.a room
B.room
C.rooms
D.the room

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