短文填空，根据短文意思及首字母提示完成短文，每空一词。
Fire can help people in many ways. But it can also be very harmful(有害的). Fire can keep your house w_________, give light and cook food. But fire can burn things, t_______. Big fire can burn trees , houses, animals or people.
Nobody knows h________ people began to use fire. But there are many interesting old stories a_______ how a man or woman started a fire. One is about a man. The man l_________ a very long time ago. He went up to the sun and brought fire down.
Today people know how to make a fire with matches. Children sometimes e_______ playing with them. But matches can be very d_______. One match can burn a p_______ of paper, and then it could burn a house. A small fire can turn into a big fire very q________. So you must be careful with matches.
Be careful with fire, and it will help you. But if you are c_______ with fire, it may hurt you.