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问题 多项选择题

安全预评价报告定性、定量评价的内容包括()。

A.安全措施分析

B.预先危险性分析

C.危险可能性分析

D.风险因素分析

E.典型事故后果影响评价

答案

参考答案：B, E

填空题

金属单质A可发生如下系列变化．

试推断：

1，A、B、C、D、E分别是（写化学式B写主要成分），

A______、B______、C______、D______、E______．

2，写出③和⑤两反应的化学方程式．③______；⑤______．
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单项选择题


Passage 1

What kind of exhibits might have been collected in Liverpool Maritime Museum a. Those related with sea lives, for example sea lions. b. Those related with the minority groups living on oceanic islands. c. Those related with ancient navigations undertaken by British people. d. Those related with maritime activities undertaken by people from all backgrounds.
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