第10题: [单项选择]患者,男性,55岁。双膝关节疼痛10年,现需扶拐行走。无外伤和发热史。查体:双膝关节内翻伴轻度屈曲挛缩畸形,髌骨活动度差,髌骨周缘及关节间隙压痛。双下肢反射正常。X线片显示双侧膝关节间隙明显变窄,内侧尤甚,关节周围及髌骨骨赘增生。最正确的诊断为() A. 双膝类风湿关节炎 B. 双膝骨性关节炎 C. 双膝关节半月板损伤 D. 双膝关节退行性变 E. 胫骨平台压缩骨折 参考答案:B
第21题: [单项选择]A. It can provide first-class services for customers. B. It can offer diversified choices to customers. C. It enjoys financial support from the government. D. It possesses the most advanced technology. 参考答案:B 答案解析:[解析] 19-21 W: How big is the Accor group M: Well.we employ one hundred and seventy thousand p