题目

---How beautiful Lucy is! She looks smart _______ red.         ---Yes, the red clothes are very wonderful _______ her.        A. on; in         B. in; on       C. on; on      D. in; in 答案：B下列物质的水溶液能导电,但其本身属于非电解质的是A．液氯 B．干冰 C．酒精 D．硫酸钡