根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项多余选项。
小题1: It crossed New York from Buffalo on Lake Erie Troy to Albany on the Hudson River. 小题2: . The canal served as a route over which industrial goods could flow into the west, and materials could pour into the east. The Erie Canal helped New York develop into the nation's largest city.
The building of the canal was paid for entirely by the state of New York. 小题3: Between 1825,when the canal was opened ,and 1882,when toll charges(过运河费) were stopped ,the state collected $121,461,891.
For a hundred years before the Erie was built, people had been talking about a canal which could join the Great Lakes and the Atlantic Ocean. The man who planned the Erie Canal and carried the plan through was De Clinton. Those who were against the canal laughingly called it"Clinton' Ditch(沟). 小题4: . He and Governor Morris went to Washington in 1812 to ask for help for the canal, but they were unsuccessful.
Clinton became governor of New York in 1817,and shortly afterwards, on July 4,1817,broke ground for the canal in Rome, N.Y. The first part of the canal was completed in 1820. 小题5: . The length of the canal is 363 miles.
As the canal grew, towns along its course developed fast.
It cost $7,143,789 , but it soon gained its price many times over.
The Erie Canal was the first important national waterway built in the US.
More workers were needed to build the canal.
Clinton talked and wrote about the canal and drew up plans for it.
To dig the canal benefited Americans.
It joined the Great Lakes with the Atlantic Ocean.
小题1:C
小题2:G
小题3:B
小题4:E
小题5:A
题目分析：
小题1:C 根据下句It crossed New York from Buffalo on Lake Erie Troy to Albany on the Hudson River说明本文讲述的是The Erie Canal。故C项符合上下文。
小题2:G 通过上句It crossed New York from Buffalo on Lake Erie Troy to Albany on the Hudson River说明The Erie Canal把湖区和大西洋连通了起来。故G符合上下文。
小题3:B 上一句The building of the canal was paid for entirely by the state of New York.讲述的是这条运河的修建是有纽约出资的，那么接下来的B项符合上下文。指这投资已经被收回，并有很大的盈利。
小题4:E 上句提及很多人都反对开挖这天运河，而Clinton没有放弃，一直在为之努力。故E项符合上下文。
小题5:A 上一句The first part of the canal was completed in 1820.那么接下来就讲的是运河对当地经济的影响，A项符合上下文。
点评：本文介绍了美国The Erie Canal。要求考生能根据上下文的串联准确匹配各句。