第9题: [单项选择]Speaker A: East Bouren 54655. Speaker B: Hello. John here. Can I speak to Mary, please A:() B: OK. A. Who’ s that speaking B. Could you take a message’ C. Hold the line, please. D. I think she’ s gone shoppin 参考答案:C
第10题: [单项选择]吗啡引起胆绞痛是由于 A. 胃窦部、十二指肠张力提高 B. 抑制消化液分泌 C. 胆道奥狄括约肌收缩 D. 食物消化延缓 E. 胃排空延迟 参考答案:C