candy是可数还是不可数要详细

　　He coughed up the candy that was stuck in his throat.

　　他把卡在喉咙里的糖咯了出来。

　　Take a candy from the box.

　　从盒子里拿出一块糖果。

　　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。

　　Sugar is the main constituent of candy.

　　糖是冰糖的'主要成分。

　　She eats too much candy.

　　她吃的糖果太多了。