第10题: [单项选择]病毒性肺炎的可靠依据不包括哪项 A. 间质性肺炎 B. 淋巴细胞,单核细胞为主的炎细胞浸润 C. 上皮细胞内病毒包涵体 D. 肺泡上皮细胞增生 参考答案:C 答案解析:[考点]病毒性肺炎;[解析]病毒性肺炎早期或轻型常为间质性肺炎,以淋巴细胞、单核细胞为主的炎细胞浸润。严重病倒,累及肺泡,肺泡内透明膜形成。细支气管及肺泡上皮增生,并可有巨细胞形成,在增生的上皮细胞内
第21题: [单项选择]Questions 19 to 22 are based on the conversation you have just heard.A) In a library. C) In a bookstore. B) In a school. D) In a publisher’s office. 参考答案:C 答案解析:[听力原文] 19-22 W: I enjoy going through second-hand bookstores, don’t you It’s interesting to see