A. The dances of a Native American dance troupe. B. How Native American ceremonial dances are classified. C. Variations of a basic dance among Native American tribes. D. How Native American artists are traine 参考答案:A 答案解析:[听力原文]8-10 W: Today's arts report betrays Dan Parker of the American Indian Dance Theater. Mr. Pa
第19题: [单项选择]字处理软件属于() A. 系统软件 B. 操作系统 C. 汉字系统软件 D. 应用软件 参考答案:D
第20题: [单项选择]关于结肠和直肠术前准备,叙述错误的是() A. 手术前5~7日进低渣饮食 B. 术前2日进全流食 C. 术前3天用抗生素 D. 术前1天服用泻药、灌肠 E. 术晨灌肠 参考答案:C 答案解析:结肠和直肠手术前5~7日进低渣饮食,术前2日进全流食,并服用缓泻剂和肠道杀菌剂,可选用链霉素、新霉素、甲硝唑,以减少肠道内细菌。手术前晚结肠清洗灌肠,手术日晨再结肠灌洗一次。
第23题: [单项选择]The essence of an abandon ship drill is that the survival crafts are manned and operated by the crew members assigned to them on the() A. tire control plan B. fire drill C. muster list D. All of the above 参考答案:C