题目内容

室性心动过速伴严重血流动力学障碍时，终止发作的首选方法是

A. 静脉推注利多卡因
B. 静脉推注胺碘酮
C. 同步电复律
D. 人工起搏超速抑制
E. 颈动脉窦按摩

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In this section, you will hear several passages. Listen to the passages carefully and then answer the questions that follow. Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now listen to the passage. Which of the following statements concerning the Internet is CORRECT

A. There are above 9 million people on-line 5 years after the birth of the Interact.
B. The number of Internet users has doubled since last November.
C. The Internet population in China will be more than 100 million by 2005.
D. The Internet population outside China will decrease in the following years.

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