第3题: [单项选择]Why didn’t the man miss his train [A] He missed it. [B] He drove his own car to town. [C] His friend drove him to town. 参考答案:C 答案解析:[听力原文] F: You missed your train today, didn’t you M: No, I didn’t. My friend gave me a ride t
第12题: [单项选择]关于角化棘皮瘤描述不正确的是() A. 是一种可以自愈的皮肤肿瘤 B. 临床上可分为三型:单发型、多发型、发疹型 C. 单发型主要发生于暴露部位,较大损害可转移 D. 多发型最常见,可发生于全身各处,常发生于青年,男性较多见 E. 该病可能与某些皮肤病如着色性干皮病、银屑病、药疹等并发 参考答案:D 答案解析:角化棘皮瘤早期损害表皮凹陷如火山口,其中充满角质物。底部表皮增生,表皮突不规则向真皮内延伸,可含有不典型细胞、核分裂以及角珠。真皮内慢性炎症细胞浸润。临床资料对诊断有重要价值:对迅速发展的隆起性损害,