6．Philadelphia is a city known for many things．It is where the Declaration of Independence was signed in 1776，and it was also the first capital of the United States．（36）D It is home to nearly 3.000 mural（壁画） painted on the side of homes and buildings around the city．That's more murals than any other city on Earth．（37）A
More than 20years ago，a New Jersey artist named Jane Golden started a program pairing troubled youth with artists to paint murals on a few buildings around the city．（38）E The teenagers involved helped to create magnificent pieces of art，and there were other，even more important，benefits．The young people learned to cooperate and get along with many different kinds of people during the painting．They learned to be responsible，because they needed to follow a schedule to make sure the murals were completed．（39）C It is hard for anyone to see the spectacular designs and not feel proud to be a part of Philadelphia．
Take a walk around some of the poorest neighborhoods in Philadelphia and you will find beautiful works of art on the side and fronts of buildings．Of course the murals are not just in poor neighborhoods，but richer ones as well．Special buses take tourists to different parts of the city to see the various murals，which show the diverse ethnic groups that call Philadelphia home．
（40）G It is also a model for other cities throughout America seeking to help troubled youth．
A．How did this come to be？
B．What happened to the murals on Earth？
C．They also learned to take pride in their community．
D．But one fact about Philadelphia is not so well-known．
E．From this some project，something magical happened．
F．The program encouraged troubled youth to paint together with their teachers．
G．As a result of its success，the murals program has now become the nation's largest public art program．
分析 本文主要介绍了费城城市壁画的起源、巨大的影响．
解答 36．D由本段第一句 a city known for many things 可知费城因为很多事件而为人所知，D项意为"但是有一个事实不是很为人所知"，是对前文的转折，同时引出本文所重点介绍的内容，承上启下，符合文意．
故正确答案为D．
37．A前一句介绍了费城拥有比世界其他城市都多的壁画，由此可知这些壁画不是一时间出现，而是经历长期的积攒的，故A项"这是怎么出现的"，承接上文．同时第二段第一句 More than 20 years ago 表明，下面开始介绍这些壁画的起源，故A项也有引出下文的作用．
故正确答案为A．
38．E由空格后一句 The teenagers involved helped to create magnificent pieces of art，and there were other，even more important，benefits 可知，这些问题少年参与到壁画的创作中，并且在这个过程中产生出更重要的好处．而E项意为"从这个小项目中，一些神奇的事情发生了"，引出下面对壁画的益处的介绍，符合文意．
故正确答案为E．
39．C空格前一句提到问题少年们为了按时完成壁画学会了互相尊重，变得有责任感．而后一句提到了人们开始将这些壁画当做是费城引以为豪的一部分，而C项意为"他们同样学会了为自己的社区感到骄傲"，句中的 also 承接上文，take pride in 引出下文，承上启下，符合文意．
故正确答案为C．
40．G本段是最后一段，全文介绍了费城城市壁画的起源、巨大的影响，因而此处是对上文的总结．G项意为"由于它的成功，这个壁画项目已经成为整个国家最大的公共艺术项目"，是对费城壁画的地位评价，总结全文，符合文意．
故正确答案为G．
点评 本文是一个选句填空类阅读理解，题目涉及多道细节理解题，做题时结合原文和题目有针对性的找出相关语句进行仔细分析，结合选项选出正确答案．推理判断题也是要在抓住关键句子的基础上合理的分析才能得出正确答案，切忌胡乱猜测，一定要做到有理有据．
