选择所给词或短语并用其正确形式填空

coffee,      exercise,      better,      healthy,     sleep

  
...but I’m pretty healthy. I __小题1:__ every day, usually when I come home from school. My eating habits are pretty good. I try to eat a lot of vegetables. I eat fruit and drink milk every day. I never drink _小题2:____.Of course, I love junk food too, and I eat it two or three times a week. Oh, and I _小题3:___ nine hours every night. So you see, I look after my health.And my _小题4:__ lifestyle helps me get good grades. Good food and exercise help me to study _小题5:____.