六级练习2013.09.15
[audio]http://sound.yywz123.com/tingbbs/cet6/cet620130915.mp3[/audio]Waterbirds, for example, can choke on plastic bottle rings and get cut by scrap metal. Three years ago, when the clean-up started, garbage was everywhere, but this year, the teenagers (1)_____________________.
They turn the clean-up into a competition to see who could find the most garbage and unload their boats fastest. By the end of the six hour shift, they have removed enough garbage to fill more than two large trucks. “Seeing all their garbage in the river makes people begin to (2)_________________,” Susan says.
She hopes that when others read that she and her peers care enough to clean it up, maybe (3)___________________they throw garbage in the river.
**** Hidden Message ***** 楼主辛苦了 1、had hang for garbage;
2.care about our enviromental visions;
3.they will think twice before had hunted for garbage
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