cup是可数名词.
cup：n.杯子；一杯(的量);杯(美国用作烹饪的计量单位)；量杯(金属或塑料量器)；
v.使(手)窝成杯状
A cup of tea? There's nothing I'd like better!
一杯茶？那最好不过了！
Would you like a cup of tea?
你想喝杯茶吗？
Would you like a cup of coffee?
喝杯咖啡好吗？
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