第1题: [单项选择]有关正锐波，下列哪项叙述是对的（） A. 正锐波是自发出现或紧接在针刺后出现的三相电位 B. 由2个部分组成：起初为一锐性的负向偏转，随后为一低振幅、长时限的正相 C. 正锐波的振幅从50mV到10mV不等 D. 其时限常超过100ms E. 正锐波在失神经肌肉常可单独见到或与纤颤波伴随出现 参考答案:E
第3题: [单项选择]According to the passage, James Butters cares for Thomas and other children because______. A. his friends encouraged him to do that B. he is very good at nursery nursing C. he is paid for the nannying position D. he has not had children of his own 参考答案:C 答案解析:细节理解题 根据文章第三段最后一句话“... largely because they're paid for it ”(主要是因为他们会挣到钱)，可看出James像其他manny一样，主要是为了赚
