Dave：Hello﹣ Peter．Have you noticed that some people are not so healthy as before though life has improved a lot．

Peter：Yes，it's true．Nowadays some people eat more，so they are getting heavier and easy to get sick．

Dave：Eating more than needed is for sure not healthy． But to be（1）　　，this eating habit is not completely true for what causes their（2）　　． Some people eat more but that doesn't（3）　　what they eat is bad for them．

Peter:I agree．It's just different．Eating unhealthy food is another problem．I will（4）　　make people healthy to stay away from junk food and try to eat more kinds of food per day．

Dave：Yes，you are right．The food people have should he healthy and（5）　　．

Peter：I think so．What's more，to become（6）　　 ，people should still exercise more．Doing sports daily will make people（7）　　in good condition．

Dave：These days，people have so much（8）　　，because they're quite busy studying and working．Many people go to bed very late，even when they have to go to school or to work early the next morning．

Peter：That's true．They may find nothing（9）　　in their bodies and feel least uncomfortable at first．But if such（10）　　 lasts long，people will finally get sick．

Dave：Doing sports is a good way to get relaxed． It will do good to people's health．