1.During the 1990s the state found it was no longer able to fulfil its obligations under the old centrally planned system.
在90年代的时候，各州政府发现若按照旧的中央计划体制，它们已经不能履行义务了。
2.And a surprising find in a used couch. A couple in Washington State found a cat living in their recently-purchased sofa.
家用的沙发有着惊人的发现，华盛顿州的一对夫妇发现他们最近购买的沙发里竟然居住着一只猫。
3.A survey of hikers in America's Washington state found that, on average, they each spent just $409 a year on their hobby.
华盛顿的一项研究表明，徒步者平均每年在这项爱好上的花费仅409美元。
4.After the state found, because of the new research method and new theoretical, the Synonyms research had many results.
建国之后，同义词的研究因为有了新的研究方法和理论指导，取得了很多成果。