【简答题】根据下列材料,请回答 1~5 题: 第 1 题
【单选题】She is going to have _____X-rays examination this morning.
【判断题】不确定型决策不仅已知几种可能自然状态的发生,还知道各种自然状态发生的概率。
【判断题】Maggie did not imply that she is going overseas this summer to visit relatives.
【简答题】我国进口货物按海关结关的日期进行统计,出口货物按海关放行的日期进行统计。
【单选题】This is the first time that IBM has decided to employ some Chinese,so she is going to __this opportunity.
【简答题】根据下列条件,回答 1~5 题: 第 1 题
【单选题】患者男性,70岁。既往慢性咳嗽、咳痰30余年,活动后胸闷气促10余年。一周前因感冒后病情加重入院。血气分析(呼吸空气时)示:pH7.28,PaO 2 50mmHg,PaCO 2 65mmHg。该患者应给予的吸氧浓度为()