Fire can help people in many ways. But it can also be very harmful（有害的）. Fire can keep your house 1 , give light and cook food. But fire can burn things, 2 .Big fire can burn trees, houses, animals or people.

　　Today people know how to make a fire with matches（火柴）. Children sometimes 7 to play with them. But matches can be very dangerous. One match can burn a piece of paper, and 8 it could burn a house. A small fire can turn a big fire very quickly. So you 9 be careful with matches.

　　I am writing to tell you 1 the street in our part of the city. I live 2 Robson Avenue（大街）and we are asked to put our household rubbish into 3 plastic dustbins. We have to remember to put paper and cardboard（木板）in the blue bin, and glass (but not plastic) in the brown bin. This is a good 4 in the theory（理论上）. But it just doesn't 5 in practice（实践中）.

Yours sincerely,

　　Many children act in TV shows. They work several hours every day,__1__they cannot go to regular（正规的）__2__. How do they get their schooling?

　　In Hollywood, about forty __3__ give lessons to the children. Their work is very __4__. They make sure that the child __5__ many different subjects. They make sure, __6__ , that the child gets enough __8__ and play.

　　Children in Hollywood must attend classes twenty __8__ each week. If not, they can't __9__ in TV shows any longer.

　　TV children are usually __10__ pupils, and most of their teachers __11__ this kind of work. They give the pupils __12__ in many interesting __13__. Sometimes the “classroom” is a Mississippi __14__. Sometimes it is the inside of a spaceship. Often the pupils become __15__ stars.

　　Daniel Boone was born in the United States in 1734. He didn't go to school an __1__ read, but he learned all about the forest and many other things around him. He loved to live __2__ in the forest because nothing would trouble him there. When he grew up, he tried to live __3___ a farm. But he wasn't very __4___, and a year later he __5___ to go into some unknown western lands. When he returned after two years, he became ___6__ for his long journey. He brought back many useful things and told stories about the Indians.

　　After this he kept ___7__ to unknown places. Once he was taken away in a battle（战斗）by the Indians. But the Indians liked him and became his ___8__. Daniel Boone __9___ at the age of 86. He lived an interesting life and is remembered __10__ an explorer（探索者）and a pioneer（先驱）.

　　Many people don't understand how 5 water the human body needs to work well, and many people do not drink enough, 6 in hot weather. Our body is mostly water about 65 ％ to 75 ％.; 7 we don't have 8 , we'll feel tired and many will get ill. So you 9 how important water 10 to us all.

　　From a plane you can see the fields, cities, mountains and rivers below. ___1__ we go into space we see more and more of the earth. People and man-made satellites ___2__ up into space to ___3__ the earth, the stars and the planet and ___4__ more about them.

　　The moon is the ___5__ planet（行星）to the earth. It's smaller than the earth. Plant can't grow on the moon because there's ___6__ air or water on it.

　　The moon hasn't its own light. It shines ___7__ the light of the sun. When the sun is shining on the ___8__ of the moon that faces us, it looks like a great round ball. Sometimes we can't see the moon __9___ the sun is shining on the side that faces away __10___ us.

　　It's easier to go down hill than to climb up hill, so it's easier to fall into bad habits than into good __1__ Bad habits do not come ___2__. They come little by little, so you don't know their __3___. Schoolboys first pick up little bad habits at __4___ and on the streets. When they cannot do their homework, they copy from their ___5__. If they see bigger boys smoking, the __6___ want to learn to smoke. If they see their friends gambling（赌博）,they want to gamble. When they get it ___7__, the habits become stronger and stronger. Then they can no longer give them up. From copying, they learn to ___8__ for gambling, and they learn to cheat（欺骗）no one believes in them. How __10___ it is that we stop the bad habits at the beginning !

　　There are many animals in the forest. One day the animals come together to see ___1___ is the most beautiful. All the animals are very happy. But the snake is very sad ___2__ she knows she is not beautiful. The cock is very kind ___3__ her. He lends the snake his crown（鸡冠）. The snake puts the beautiful crown on her head and glides（滑行）along proudly __4__ a queen（女王）. The other animals say she is __5__ beautiful. When the snake comes happily to a large pool of water, she doesn't see the pool. She falls __6__ the pool and drops the crown. She tries __7__ to look for it, but she can't find it. She is afraid __8__ the cock about it. The next morning the cock gets up very early and waits for the snake, but the snake doesn't come. He waits for another day, but the snake __9__ doesn't come. To this day the cock gets up early every morning and crows（啼）,“Cock-a-doodle-doo!” He is __10__,“Where are you?”

　　___1___all the things we eat and drink, water is the ___2___ important. Not ___3___ person understands this, but it is quite ___4___. The human body can go without food for a long time, __5___ without water we'll be ill or die within two or three days.

　　Many people do not know ___6___ water the human body needs to work and they don't drink ___7___ water. Most people drink only when they ___8___ thirsty. But in fact（实际上）they often need ___9___ water, especially when they have done sports.

　　A man's body is made up of（由……组成）65 to 75 percent（百分比）of water. If we do not have enough water, we feel tired and ___10___ ill.