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【单选题】
What is a safety transmission?A.
A communication transmission which indicates that a station is preparing to transmit an important navigation or weather warning
B.
A radiotelephony warning preceded by the words "Pan Pan”
C.
Health and welfare traffic concerning the protection of human life
D.
A voice call preceded by the words "Safety Alert”
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【简答题】III. 阅读理解 阅读下面短文，掌握其大意，然后从文后所给各题的四个选项中，选出可以填入空白处的最佳选项。 Millions of people die of hunger in Southern Africa every year, but when Zambia was offered thousands of tons of free maize by the US, the govern...
【多选题】突发公共卫生事件(以下简称突发事件)，是指突然发生，造成或者可能造成社会公众健康严重损害的
A.
重大传染病疫情
B.
群体性不明原因疾病
C.
重大食物和职业中毒
D.
其他严重影响公众健康的事件
【简答题】We (处理) thousands of enquiries every year.
【单选题】我们这里提供司法援助、社会扶持与咨询等服务——每年我们要处理上万次咨询。我们还开设大量各种各样的课程。
A.
We provide services like legal help, social activity and notice – we get thousands of problems every year. We also offer lots of different courses.
B.
We provide services like legal help, social support and advice – we get thousands of enquiries every year. We also offer lots of different courses.
C.
We provide services like legal enquiry, social relationship and advice – we get thousands of enquiries every year. We also offer lots of different classes.
【简答题】读叠加型组合体视图的基本方法是( )。
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