chocolate巧克力是可数名词吗

　　Two coffees and a hot chocolate, please.

　　请来两杯咖啡和一杯热巧克力。

　　Don't stuff the kids with chocolate before their dinner.

　　正餐前不要给孩子一个劲地吃巧克力。

　　First break the chocolate into squares.

　　先把巧克力掰成方块。