tea可數(shù)嗎？

　　例句：

　　A cup of tea? There's nothing I'd like better!

　　一杯茶？那最好不過了！

　　Would you like a cup of tea?

　　你想喝杯茶嗎？

　　I must go home and get tea for the kids.

　　我得回家為孩子們準備茶點。