根据短文内容和首字母提示，把所缺单词填写在短文后面相应的横线上，使句意完整。

It's very important for us to keep h　　1　　 in our everyday life．Here is some a　　2　　 for you．First, you should have healthy diet．Different food helps us in different w　　3　　．You should eat more fruit and vegetables instead o　　4　　 hamburgers, Beijing roast duck and so on．If you choose the right food, you can have healthy eating habits．Second, doing exercise is good f　　5　　 your health．For example, climbing mountains, riding bikes or swimming．Third, you should s　　6　　 at least eight hours a day and you shouldn't work or study too hard．Finally, remember that s　　7　　 is bad for your health, so don't smoke, you will become m　　8　　 healthier．

1．________

2．________

3．________

4．________

5．________

6．________

7．________

8．________

根据短文内容和首字母提示，把所缺单词填写在短文后面相应的横线上，使句意完整。

　　When you laugh, you will o　　1　　 your mouth and show your teeth．The healthier those teeth are, the happier you look．Why is that?

　　It's because your teeth are important in many w　　2　　．If you take care of them, they'll help to take care of you．Strong healthy t　　3　　 help you eat the right food to help you grow．They also help you speak clearly．

　　Brush your teeth t　　4　　 a day－after breakfast and before bedtime．

　　You also need to care about w　　5　　 you eat and drink．Eat lots of fruits and vegetables and drink water instead drinks．

　　There is nothing more important to life than the sun．Without the sun all living things on the earth would die．

　　The sun is a star．There are millions of stars like the sun i________(1)the sky．They are as large as the sun and as hot as the sun．At n________(2)you can see many stars, but in the daytime you can o________(3)see one star－the sun．

　　The sun is much n________(4)to us than any other star．That's w________(5)it looks the biggest and brightest of all the stars．The distance(距离)of the sun from the earth is as much as 110 million kilometers．Most of the stars are thousands of light years a________(6)from the earth．Do you k________(7)the light year?Nothing in the world travels faster than light．It t________(8)300 000 kilometers a second(秒)．And one light year is the distance that light travels in one year．