题目

下列应用与中和反应原理无关的是(  ) A．用浓硫酸干燥湿润的氧气  B．用熟石灰改良酸性土壤 C．服用含氢氧化铝的药物治疗胃酸过多  D．用氢氧化钠溶液洗涤石油产品中的残留硫酸 答案：A想一想，选一选。(     )1. It's warm today!(     )2. It's hot today. (     )3. It's cool today. (     )4. It's cold today. A. Put on your T-shirt.B. Put on your coat.C. Take off your jacket !D. Put on your sweater.