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 成人高等教育 / 计算机应用基础
正确率:100%

型号为Pentium4/2.8G微机的CPU主时钟频率为_____。
  • A、
    2.8KHz
  • B、
    2.8MHz
  • C、
    2.8Hz
  • D、
    2.8GHz
 参考答案:
 佳题速递:
  • 课程与教学论的研究任务包括:A、师德培养B、优化技术C、确立价值D、揭示规律现代课程与教学论
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  • 心室肌有效不应期的长短主要取决于 A、 动作电位0期除极速度 B、 阈电位水平的高低 C、 动作电位2期的长短 D、 动作电位3期的长短 E、 钠-钾泵的功能生理学
  • 43、It took me a long time to _ _ _ _ _ _ _ _ the disappointment of failing the exam. A.get over B.get up C.get into D.get down统考英语词汇与语法
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  • 43、Is your job doing harm to your health? If you are like a lot of American workers today, you experience a significant amount of stress in work. Stress doesn't just make you unhappy at work. It can affect your health. Doctors say people under stress have higher blood pressure, even when they are away from work. And they are at a higher risk for death from any cause than those who are more relaxed. How do you know if your job could be a risk to your health? Some danger signs include difficulty getting to sleep or difficulty waking up in the morning, forgetfulness, aches and pains for no apparent reason, a desire to eat less or tendency to eat poorly, loss of interest in activities, etc. Everyone has bad days in which they feel many of these symptoms, but if you have noticed several of them, and you have experienced them for months, you may need to do something. If you notice these signs in yourself or your loved one, check with your doctor to eliminate other possibilities. If the cause does appear to be stress, experts say you should try to make time for yourself away from work. Try relaxing in a warm bubble bath, listening to music and shutting out the world for a while.统考英语阅读理解