When you are not well, you may have to _______. The medicine may be not nice to take, but you have to take it, because it will do you good. After a few days, you will get better and you won’t have to take any more medicine. In a short time you will be in good health again, and you will go back to school.
In the cold season, many people catch colds. When you have a cold, your nose is running, so you have to blow (擤) your nose and wipe (擦) it with your handkerchief (手帕).  We  call a bad cold with a high temperature the flu. When you have the flu, you may pass it to other people around you, because it is very catching (有传染性的). So when you have the flu, you must stay at home.When you have a bad tooth, you go to see the dentist. He pulls out the bad tooth and looks over the others.
You should look after yourself. If you want to be healthy, you have to take exercise and eat a balanced diet (均衡饮食).
根据短文内容，完成下列各题。
在空白处填上一个词组 ___________。
完成句子：
If you ___________, you won’t have to take any more medicine.
把画线部分翻译成汉语。
_____________________________
Why should we stay at home when we have the flu? _____________________________
What should we do to keep healthy? 
_ ____________________________