candy作为“糖”这样一个总称时是不可数的，比如“我爱吃糖”，泛指我喜欢吃“糖”这类食品，不可数；而当candy作为“某种品牌或者种类的糖”时，则可数。
1.Joes other peculiarity was that he was constantly munching hard candy. 乔还有一个怪癖，就是喜欢不停地嚼硬糖。
2.She eats too much candy. 她吃的糖果太多了。
3.I went to the store for a candy bar and two bars of soap. 我到商店买了一块冰糖和两块肥皂。
4.Mother distributed candy to the children. 母亲将糖果分发给孩子们。
5.Sugar is the main constituent of candy. 糖是冰糖的主要成分。
