阅读短文，根据短文内容及首字母提示，在空白处填入一个适当的单词。

What is your choice when you feel like eating something between classes: fruit or candy?

Experts say snacking (吃零食) is not all b________ (71). It depends on what you eat and why and when you eat it.

Firstly, it is important to remember what snacks are h________ (72). Forget sodas and fast food because they are harmful to your health.

Secondly, you’d better know w________ (73) you’re snacking before you are actually doing it. R________ (74) that it’s always better to eat for hunger. Never pig out (大吃大喝) just b________(75) you feel bored or everyone else is eating. If you do so, you might put on w________ (76).

Finally, when to eat snacks? It’s not wise to eat snacks while you are watching TV o________ (77) doing homework. Then you don’t really focus on your food. You’ll probably eat much more than you n________ (78). And some doctors suggest eating snacks two hours b________ (79) meals, or you will lose your appetite (食欲) at dinner time. Bedtime is not a good t________ (80) for snacking, either.

If you watch what you eat and eat it smartly, you will live a better life.