【文章內(nèi)容簡介】 正在發(fā)送...第三部分，閱讀理解。（第5675小題，每題2分）這是張標(biāo)的AAmerica is going older. Fifty years ago. Only 4 out of every 100 people in the United States were 65 or older. Today, 10 out of every 100 Americas are over 65. The aging of the population will affect American society in many wayseducation, medicine, and business. Quietly, the graying of American has made us a very different societyone in which people have a quite different idea of what kind of behavior is suitable at various ages.A persons age no longer tells you anything about his/her social position, marriage or health. There’s no longer a particular year in which one goes to school or goes to work gets married or starts a family. The social clock that kept us on time and told us when to go to school, get a job, or stop working isn’t as strong as it used to be. It doesn’t surprise us to hear of a 29yearold university president of a 35yearold grandmother, or a 70yearold man who has bee a father for the first time. Public ideas are changing.Many people say,“I am much younger than my mother or my father was at may age. ”No one says“act your age”any more. We’ve stopped looking with surprise at older people who act in youthful ways. can be learnt from the test that the aging of the population in AmericaA. has made people feel younger B. has changed people’s social position C. has changed people’s understanding of age D. has slowed down the country’s social development57. The underlined word“one”refers to “ ”A .a society B. American C. a place D. population 58 “act you age”means people should A. be active when they are old B. do the right thing at the right age C. show respect for their parents young or old D. take more physical exercise suitable to their age59. If a 25yearold man bees general manager of a big firm, the writer of the text would most probably consider it A. normal B. wonderful C. unbelievable D. unreasonable B People are often killed while crossing the road. Most of these people are old people and children. Old people are often killed because they usually cannot see or hear very well. Children are often killed because they are not careful. They have to look and listen before they cross the road.If a car or bus is going very fast., it cannot stop very quickly. People don’t always understand this. They think a car can stop within a few meters. The faster a car is running, the longer it takes to stop. It is very difficult for a person to know how far a car is running.The only safe way to cross the road is to look both ways., right and left. Then if you make sure there aren’t any cars ing on the road, it is safe to cross. The right way to cross the road is to walk quickly. It is not safe to run. If people run across the road, they many fall down.60. People are often killed when crossing the road, because A. they are not careful enough B. they cannot see clearlyC. they walk to slowly D. they are very small61. When you cross the road, your better A. run as quickly as possible B. try to stop the car C. look carefully and walk quickly D. ask somebody to help you62. It is for a driver to stop his car at once when he finds something wrong some meters in front of him A. Easy B. hard C. possible D. bad 63. Which of the following sentences is NOT true?A. Never cross the road when you see some cars running B .Most old people walk slowly and can’t see well.C .The writer asks people to be carful with the traffic.D .Run across the road when a car or a bus is ing on the road64. What is the purpose of the passage?A. Explain the reasons for traffic accidentsB. Tell us how to be safe on the street.