第73课:Do you eat a lot of fast food these days?

每天一个生活口语话题，一段地道的举例回答，并附有详细的词汇，发音及用法讲解。讲解材料选自当今最先进最有效的英语原版教材，更加贴近生活。每天坚持听讲解，并根据问题练习，给自己一个地道输入和输出的机会，你也可以张口自信说英语。

主题：Do you eat a lot of fast food these days?

I prefer healthy diets and I always try not to eat too much fast food. But there are cases when you have to, like when you are taking a plane and the only good place to eat in the airport is Mc Donald or Burger King.

Diet: 饮食
There are cases: 在某些情况下