Here is some advice for us to keep healthy.We should exercise every day.We should keep the windows of our bedrooms open.We shouldn't keep the windows closed all the time.The air in the room should keep fresh and clean.We must wash our hands ,especially before meals.Drink more water every day.Don’t spit everywhere.When we are tired,we shouldn't work too late at night.We should go to bed early.How to keep healthyHealth is very important to us, so we have to maintain their own health. There are several ways to keep healthy. First of all, we should eat more fruits and vegetables, which are very good for us. At the same time, do more exercise, do some exercise. So we will be more healthy. 希望能帮上你~