题目内容：

根据短文内容及首字母提示，填写所缺单词，使短文意思完整，没空限一词.

Teenagers live very busy lives now and often forget to think about their diets and exercise.， the truth is， healthy eating along with regular exercise is the only way to1.fit.

During your teenage years， it is important to give your body the energy it needs. Teenage g2.need about 2， 200 calories a day and boys need a bit 3.— doctors suggest 2， 800 for teenage boys. 50% of your calories should come 4.rice， bread， vegetables and fruit. You also need to drink a lot of water， 6 to 8 glasses a day. Drinking e5.water will improve your skin and give you healthy hair.

E6. is something that can help to make you look good， feel good and be healthy. Experts suggest that teenagers s7.at least 30 minutes exercising， five times a week. 8.. you exercise， your body produces something that makes you feel r9.. It can even help you sleep better at night and let you be m10.attentive when you study!