巧克力是可数名词还是不可

　　You'll get fat if you eat so much chocolate.

　　你如果吃这么多巧克力就会发胖的。

　　He'd eat chocolate all day long if I let him.

　　我要是不拦着，他会整天不停地吃巧克力。

　　He broke the bar of chocolate in two and gave me half.

　　他把巧克力掰成两半，给了我一块。