pay in cash、guarantee、misunderstanding、worth a try、show the room card

1. Are you going to pay in cash or by credit card? 您准备用现金还是信用卡付款

2. We’ll try our best,but I can’t guarantee anything. 我们当尽力而为，但我不能保证什么。

3. There must be some misunderstanding.这里面可能有误会。

4. It’s delicious and worth a try.  它鲜美可口，值得一尝。

5. Could you please show me your room card? 请让我看一上您的房卡好吗？