Football is played in more than 80 countries, it the most popular sport around the world. A. making B. to make C. having made D. and make 答案:A 解析: 略下列坐标图所表示的量的关系错误的是A.烷烃分子中碳原子数x与碳的质量分数y的关系B.NOx溶于水完全转化为硝酸,x与消耗氧气的量y的关系 C.氯化钠溶液中加水的量x与溶质的质量y的关系D.酒精水溶液中酒精的质量分数x与酒精水溶液密度y的关系