And they must provide a rich array of social interactions and activities that solidify the notion of belonging, of community or citizenship.

这些公园必须提供一系列丰富的社会交往和活动，巩固归属感和社区或公民身份的概念。

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Voters would have to provide two proofs of residency, a birth certificate or citizenship papers, and a valid social security card in order to get the required ID.

BBC: Judge blocks Pennsylvania voter ID law before election

New welfare and social-benefit laws in many states bar recent immigrants from assistance unless they have American citizenship or have worked in the United States for a long time.

ECONOMIST: Immigrant assistance