题目

She thought I was talking about her daughter, _____ , in fact, I was talking about my daughter.   A. whom      B. where      C. while      D. which 答案：C（2012?岳阳）日常生活中的下列变化属于化学变化的是（　　）A．冰块融化B．湿衣晾干C．纸张燃烧D．玻璃破碎