Please have meals upstairs.

请到楼上用餐。

We all know that it's not healthy to have meals in fast-food restaurant like McDonald's frequently.

我们都知道经常去快餐店比如说麦当劳吃饭是不健康的。

We find a place to have meals.

我们找到了一个可以吃饭的地方。

Does she want to have meals here too?

她也在这里用饭吗？