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with unemployment that's higher than 8.5%是介词短语作后置定语，修饰states。
2.Coroners are reassuring them the samples won’t be turned over to police.
turn over移交; 交给
例句：To whom should we turn over the key when we leave here?
在离开这里时, 我们把钥匙交给谁呢?
The customs officials turned the man over to the French police.
海关官员把那个人移交给了法国警察。