[单项选择]{{B}} Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. A professional window cleaner. B. Automotive salesperson. C. Service station attendant. D. Grocery store manager.
参考答案:C 答案解析:[听力原文]
W: Please check the oil and water as well as the tires.I have a long journey and I don’t wa
第8题: [单项选择]下列描述哪项是错误的 A. 阿曲库铵通过霍夫曼降解 B. 琥珀胆碱通过假性胆碱酯酶水解 C. 维库溴铵部分经肾排泄 D. 阿曲库铵的代谢产物存在神经肌肉阻滞作用 E. 潘库溴铵可引起高血压和心动过速 参考答案:D 答案解析:阿曲库铵消除途径是通过Hofmann降解(Hofmann降解是在生理pH及温度下季铵类自发水解而消除)和被血浆中丁酰胆碱酯酶(假性胆碱酯酶)水解,代谢物无活性。潘库溴铵引起高血压和心动过速是由迷走神经