单选题
Fire can help people in many ways. But it can also be very harmful(有害的). Fire can keep your house
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,give light and cook food. But fire can bum things,
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. Big fire can bum trees, houses, animals or people.
Nobody knows how people began to use fire. But there are
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interesting old stories about how a man or woman started a fire. One is
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a man. The man
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a very long time ago. He went up the sun and
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fire down.
Today people know how to make a fire with matches (火柴). Children sometimes like to play with
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. But matches can be very dangerous. One match can burn
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, and than it could burn a house. A small fire can turn into a big fire very quickly. So you
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be careful with matches.
Be careful with fire, and it will (50) you. But if you aren"t careful with fire, it may hurt you.