单项选择题
The davit launched life raft can be boarded（）.
A.from the water only B.at the deck C.by jumping down onto it D.through the escape tube
单项选择题 The davit aboard a ship is used to（）.
单项选择题 The canopy of an inflatable liferaft should（）.
单项选择题 Kapok life jackets should NOT be（）.
