六级练习2013.08.20
[audio]http://sound.yywz123.com/tingbbs/cet6/cet620130820.mp3[/audio]But the canal company ran out of money as faster railroads stole most of their business, and the C&O Canal never reached Pittsburgh and the Ohio River. Remnants of its 74 stone locks, as well as brick aqueducts that brought it water from the river, remain. So does one long tunnel, just (1)________________________.
A famous standoff took place there when boats arrived from each direction, and neither captain would back off. Finally a canal company official showed up and set fire to sheaves of green corn (2)________________________out of the tunnel.In the Washington area, the C&O Canal still holds water. The National Park Service runs replica boats out of Georgetown. They're a big tourist attraction. And most of the old towpath remains, all the way to Cumberland. It's a beautiful, (3)________________________and canal lovers.
**** Hidden Message ***** 好 还有很多不清楚的，好好学习。 why enough for one boat get through
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