第20题: [单项选择]引起心脏猝死最多见的心律失常是:() A. 房颤 B. 房性扑动 C. 室颤 D. 房室传导阻滞 E. 室上性阵发性心动过速 参考答案:C
第21题: [单项选择]What will Jane and Jack most probably do next A. They will get back to their seats. B. They will have dinner together in a restaurant nearby. C. They will go back tome. D. They will meet the dancers on the stage. 参考答案:A