出国餐厅常用的英语口语包括：

- 预定：

- Do you have a table for two right now?

- I have a reservation at 7:00 this evening.

- 点餐：

- May I have a menu, please?

- 用餐：

- Could you tell me how to eat this?

- 结账：

- May I have the check, please?

- Thank you for your service. We really enjoyed it.