可乐是不是可数名词

　　China also represents an important front in the cola wars.

　　同样，中国还是可乐大战的重要前线。

　　Would you like to drink something, coffee, tea or cola?

　　您想喝点儿什么，咖啡、茶，还是可乐？

　　Pepsi-Cola International Quality strategy: Implementation improvement.

　　《案例》：百事可乐国际&质量战略的实施与完善。

　　There was a cola by the side of the house.

　　房子旁边有一棵可乐果树。