第8题: [单项选择]对超声诊断的描述正确的是() A. 超声在均质液体中呈单反射性 B. 超声在肝脏中反射界面较多 C. 肾脏纤维化时呈单反射 D. 含气的脏器为无反射 E. 大量脂肪沉积的脏器常被吸收衰减 参考答案:E 答案解析:超声在均质液体中无反射性、在肝脏中反射界面较少,肾脏纤维化时为多反射,含气的脏器为全或多重反射,大量脂肪沉积的脏器常被吸收衰减。故答案应选E。
第11题: [单项选择]促红细胞生成素产生于 A. 肝脏 B. 肾脏 C. 脑 D. 心 E. 肺脏 参考答案:B
第12题: [单项选择]How does the woman feel about the man A. He exaggerated his part. B. He played his part quite well. C. He was not dramatic enough. D. He performed better than the secretary. 参考答案:A 答案解析:[听力原文] M: How did you like yesterday’s play W: Generally speaking, it was quite good. The par