题目

下列有关物质分类的说法中，正确的是（   ） A．烧碱、冰醋酸、石墨均为电解质 B．液态HCl不导电，所以HCl不是电解质 C．BaSO4虽然难溶于水，但属于强电解质 D．NH3溶于水形成的溶液能导电，所以NH3是电解质 答案：C All the people took it for granted that France would beat Senegal easily. But France ______ to be the loser of the opening match. A．turned out B．turned up C．turned over D．turned off