痛风
A．颊部蝶形皮疹及蛋白尿B．腕、掌指、近指关节受累C．膝关节受累D．第一趾较剧烈疼痛E．大量龋齿提示
参考答案：D
The lead singer was ill and couldn't sing that night, and her ________ didn't perform well, which made the audience disappointed.[ ]
A．agent
B．attitude
C．substitute
D．institute
前上纵隔软组织密度占位病变，大小约3×4CM，CT值为40－60Hu，其内偏右侧见1.8×0.4CM的钙化密度病灶最可能的诊断是
A．畸胎瘤
B． 胸腺瘤
C． 恶性淋巴瘤
D．高密度支气管囊肿
E．胸内甲状腺
