chocolate可數嗎?

　　Do you want some chocolate？

　　你想吃點巧克力嗎？

　　It's healthier to snack on fruit rather than chocolate。

　　作為點心，水果比巧克力更有益于健康。

　　I yielded to temptation and had a chocolate bar。

　　我經不住誘惑，吃了一大塊巧克力。