to you． It's not about doing this for the sake of attracting attention, but having a skill at something is another way to make new friends quickly．

　　Share contact information with people you meet who seem interesting． Then invite them to do things with you． 5．________ Showing interest in people by actually inviting them to do things will help you create friends quickly．

　　A．Always practice good manners．

　　B．Get to know your friends' friends．

　　C．This may also change your circle of friends．

　　D．It is not necessary to be skillful in something．

　　E．It could be as simple as drinking coffee together．

　　F．You are likely to find others who share things in common with you．

　　G．You don't have to be an expert, but at least good enough to help others with your skill．

　　1．解析：选C　空处前一句指出，人们的生活会发生变化，比如说搬家或找到新的工作。C项与之意义衔接(因此朋友圈会发生变化)，并对应第一段的前两句。

　　2．解析：选F　第二段建议人们要走出去，主动结交朋友。加入你感兴趣的组织，在这里你很可能遇到与你有共同点的人。F项与前后句意义衔接。

　　3．解析：选A　第三段建议人们要有好的礼仪。A项概括段落大意。good manners为关键词。

　　4．解析：选G　第四段指出拥有一定的技能能让你很快地交上朋友。G项中an expert为关键词。不一定非要成为专家，但至少能够利用自己的技能帮助别人。

　　5．解析：选E　空处前一句给出建议"Then invite them to do things with you"，E项是所举的实例。

　　Ⅲ．完形填空

　　It's commonly believed that school kids started taking summers off in the 19th century so they'd have time to work on the farm． Nice as that story is, it isn't __1__． Summer vacation has little to do with working in the __2__ and more to do with __3__， rich city kids playing hooky (逃学) and their parents．

　　Before the Civil War, farm kids __4__ had summers off． They went to school during the hottest and __5__ months and stayed home during the spring and fall, when crops needed to be planted and __6__． Meanwhile, city kids hit the books all year long - __7__ included．

　　But as cities got more crowded, they got hotter, __8__ the "urban heat island effect．" That's when America's middle and upper class families started __9__ cities and went to the cooler __10__． And that caused a problem． School __11__ wasn't compulsory back then, and __12__ were being left half­empty each summer．

　　Lawmakers started arguing that kids should get summers off anyway． It helped that, culturally, __13__ time was becoming more important． With the dawn of labor unions and the eight­hour workday, working adults were getting more time to themselves． Advocates for vacation time also __14__ (incorrectly) that the brain was a muscle, and like any muscle, it could suffer injuries if __15__． From there, they believed that students shouldn't go to school year­round． What is more, air conditioning was decades away, and city schools during summertime were like __16__．

So by the turn of the century, urban districts had managed to cut about 60 schooldays from the hottest part of the year． Rural schools soon __17__ the same pattern __18__ they wouldn't fall behind． Business folks obviously saw a(n) __19__ here． The summer vacation business