A. She did not receive any letters from her daughter. B. It was difficult for her to write. C. California was far away from New York. D. They were separated so many years. 参考答案:B
第23题: [单项选择]以下不属于临床不合理用药表现的是( ) A. 用药指征不明确 B. 违反禁忌证 C. 给药计量过大或过小 D. 在安全、有效的前提下尽量选择价廉的药物 E. 盲目选择贵重药 参考答案:D 答案解析:[解析] 临床上不合理用药主要表现在:用药指征不明确、违反禁忌证、给药剂量过大或过小、疗程过长或过短、给药途径不适宜、给药方法不当、合并用药过多、盲目选择贵重药等。