阅读以下英文,完成下列题。
I look Fire can help people in many ways. But it can be very dangerous. Fire can heat water, warm houses, give light and cook. But fire can burn things, too. It can burn trees, houses, animals or people. Sometimes big fire can burn forests.
Nobody knows for sure how people began to use fire. But there are many interesting stories about the first time a man or a woman started a fire. One story from Australia tells about a man very, very long time ago. He went up to the sun by a rope (绳子) and brought fire down.
Today people know how to make a fire with matches (火柴). Children sometimes like to play with them. But matches can be very dangerous. One match can burn a piece of paper, and then it might burn a house. A small fire can become a big fire very fast. Fire kills many
people every year. So you must be careful with matches. You should also learn to put out fire. Fire needs oxygen (氧气). Without oxygen it will die. Cover fire with water, sand or sometimes with your coat. This keeps the air away from fire and kills it. Be careful with fire, and it will help you. Be careless with fire, and it will burn you.
(1)How did people begin to use fire?
A.Everybody knows how people began to use fire.
B.Nobody knows how to make a fire.
C.It is an Australian who started a fire.
D.We are not sure how people began to use fire.
(2)Children mustn’t play with matches because ________.
A.matches burn paper
B.it isn’t interesting
C.they can be dangerous
D.they can burn a house
(3)When you are going to put out a fire, you ______.
A.must be careful
B.should keep air away from it
C.must know it is dangerous
D.must be careful with matches
(3)We must be careful with fire, or it ________.
A.will die
B.will warm our houses
C.might burn us
D.won’t help us
(4)Which of the following is the main idea of this passage?
A.Fire can help people in many ways.
B.Fire can be both helpful and dangerous.
C.Fire can burn things and people.
D.We must be careful with matches.