【单选题】______, when they arrived at the stations, the train hadn't left yet.
【单选题】病人,男性,65岁,护士在巡视候诊大厅时发现该病人独自就诊,持续咳嗽,呼吸急促,面色潮红。经询问病发热2天。护士:
【单选题】Julia hadn’t yet reached the restaurant when Jim______ there.
【单选题】I’d to tell him that l wouldn’t be home that night and he hadn’t slept for worrying.
【单选题】病人,男性,65岁,护士在巡视候诊大厅时发现病人独自就诊,持续咳嗽,呼吸急促,面色潮红。经询问病人主诉发热2天。护士应
【简答题】产品整体概念最基本的部分是( )A. 延伸产品B. 期望产品C. 形式产品D. 核心产品