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问题 单项选择题

国家实行____登记制度，并提供安全管理、事故预防和应急救援技术、信息支持。

A.危险化学品

B.普通货物

C.一般货物

答案

参考答案：A

问答题 简答题

西方与中国的民主基本原则各是什么？
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填空题

Questions 9-13


·You will hear one passage about science and daily life. Before you listen, read the list of statements, five of which are summaries of how science has changed man’s life. Then listen carefidly and match the statements (A-F) in the correct order (9-13). There is one extra statement that you don’t need to use. You will hear the passage twice.
  • A. Scientific discoveries are companied by the problem of air
    pollution.
  • B. Scientific discoveries have changed man’s moral atmosphere
    and caused ethical issues.
  • C. Scientific discoveries make people use available resources
    more efficiently.
  • D. Medical improvement has made people have a longer life
    span.
  • E. People can communicate with each other more easily.
  • F. Distance between two places is shorted with the advancement
    of transportation.
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