第4题: [单项选择]以下哪项不是小儿肺炎应用糖皮质激素的指征（） A. 出现脑水肿 B. 全身中毒症状明显 C. 动脉血PaCO70mmHg，PaO50mmHg D. 合并感染中毒性休克 E. 出现心力衰竭 参考答案:E 答案解析:肺炎应用糖皮质激素的指征有：中毒症状明显、严重喘憋、伴脑水肿、合并感染性中毒性休克等。故E不对。
第5题: [单项选择]风热病邪致病初起先犯（）。 A. 卫气 B. 肺卫 C. 脾胃 D. 阳明 E. 心包 参考答案:B
第26题: [单项选择]You may not go out to play games ______ you have finished your work. A. as B. while C. until D. when 参考答案:C 答案解析:[解析] 本题考查not……until结构用法。句意：你在做完作业前不许出去玩耍。not until在句中表示“到…时候才可以(做某事)”。
[知识点] until表示某一动作持续到某一时刻，如：
第32题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. She has already read the book. B. She will not lend her book to the man. C. The man can use her book whenever he likes. D. The man does not need the book. 参考答案:B 答案解析:[听力原文]
M: I don’t want to buy the book Professor White told us to read for the exam. Do you think y
