题目

________ for the free tickets, I would not have gone to the cinema often. A . If it is not B . Were it not C . Had it not been D . If they were not 答案：C关于温度、热量和内能，下列说法中正确的是（　　）A．0℃冰的内能为零B．物体温度越高所含热量越多C．50℃的水比0℃的水内能多D．两物体温度相同时，它们之间就不会发生热传递