单项选择题
What natural feature is responsible for the rather even climate found on the Florida peninsula throughout the year? （）
A.Strong masses of continental air B.The Gulf Stream C.The Bermuda high D.The cool waters of the Sargasso sea
单项选择题 What must be carried out in order to launch and inflate an inflatable liferaft? （）
单项选择题 What is placed on the underside of an inflatable liferaft to help prevent it from being skidded by the wind or overturned? （）
单项选择题 What is meant by the term “broaching to”? （）
