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问题 单项选择题

船舶航行时必须24小时开启，NAVTEX接收设备，是为了防止（）

A、MSI信息的漏收

B、丢失已预置的设定状态

C、打印已收到的信息

D、丢失对当地气象的接收

答案

参考答案：A

问答题

Read the statement and the instructions that follow it, and then make any notes that will help you plan your response. Write your response on a separate sheet of paper. If possible, type your essay on a word processor.
Since unhealthy people increase health-care costs for all of society, society should impose greater penalties on those people who voluntarily indulge in unhealthy activities, such as smoking, excessive drinking, or overeating.
Discuss the extent to which you agree or disagree with the opinion stated above. Support your views with reasons and/or examples from your own experiences, observations, or reading.
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单项选择题

明敷接地线支持件的距离，在垂直部分宜为（）m

A.0.5～1.5

B.1.5～3

C.0.2～0.5

D.0.3～0.5
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