Fire can help people in many ways. Fire can heat water, (1)____ your house, give light and cook food. But fire can burn things too. Nobody knows (2)____ people began to use fire. One story from Australia tells about a man a very long time ago. He (3)____ the sun by a rope and brought fire down.

Today people know how to (4)____ a fire with matches. Children sometimes like to play with them. But matches can be very (5)____.

Fire kills people every year. So you must be careful (6)____ matches. You should also learn to (7)____ fires. Fires need oxygen. Without oxygen they die. There is (8)____ in the air. Cover a fire with water, sand, or (9)____, with your coat or a blanket. This keeps the air from a fire and kills it.

Be careful with fire, and it will help you. Be careless with fire, and it might (10)____ you.

1. A. brighten B. warm C. beautify D. lighten

2. A. where B. when C. what D. how

3. A. watched B. got up to C. went up to D. discovered

4. A. set B. make C. cause D. catch

5.A. dangerous B. bright C. unusual D. common

6. A. about B. to C. On D. after

7. A. lay out B. put out C. put away D. do away with

8. A. fire B. moisture C. oxygen D. substance

9. A. in general B. in particular C. in a hurry D. in an emergency

10. A. injure B. hurt C. destroy D. spoil

答案：1. B 2. D 3. C 4. B 5. A 6. A 7. B 8. C 9. D 10. B