You are on watch and the Pilot has the conn.The Master has temporarily gone below.The Pilot orders a course change which you are certain will put the vessel into imminent danger.Your first action should be to（）.
A. Countermand the order and immediately notify the Master
B. Make an appropriate entry in the deck log concerning the Pilot's order
C. Immediately call the Master and await further orders from him
D. Immediately sound a short ring on the general alarm
查看答案
带上相应等级的绝缘手套及操作杆就可使用钳形电流表测量高压电流。
A. 正确
B. 错误
帕森斯的主要社会思想是什么？围绕对他的这些思想的批判，形成哪些社会学理论流派？
常吃野生动物的习惯有害于人与自然、人与动物的和谐发展，这是在破坏人类应有的（）.
A. 生活环境
B. 身体健康
C. 生态平衡
在小组协作学习过程中，一般都要经过学习、设计阶段；实践练习阶段；观摩评价阶段。
A. 正确
B. 错误
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