问题
填空题
突发公共卫生事件应当具备三个特征，一是具有（）性，二是事件发生在（）领域，三是事件对（）已经或可能造成严重损害。
答案
参考答案：突发；公共卫生；公众健康
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突发公共卫生事件应当具备三个特征，一是具有（）性，二是事件发生在（）领域，三是事件对（）已经或可能造成严重损害。
参考答案：突发；公共卫生；公众健康
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| E-schoolbags (电子书包) Is your schoolbag too heavy? The e-schoolbag will help you. It is said that e-schoolbags are going to be brought into 1 in Chinese middle schools soon. Heavy schoolbags have been a serious 2 for a long time. But the e-schoolbag will 3 . An e-school-bag is 4 lighter than a usual schoolbag. Perhaps, the e-schoolbag should be 5 an e-textbook. It is a small computer for students. It is as 6 as a usual book, 7 it can still have all the things for study, such as textbooks, exercise books and so on. They can be made 8 chips (芯片) like stamps. The students can read the text page by page on the screen (屏幕), take notes (记笔记), or even send e-mails to their. teachers. They only need to 9 the right chip into the e-schoolbag. Then they can use it. Some people say 10 e-textbooks can be easily broken, while others say it is not good to students' eyes. But only time will tell. | |||
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