我是美国人还是日本人，还是双重国籍？

Am I an American or Japanese, or American and Japanese?

高锟，英国和美国双重国籍，1933年出生于中国上海。

Charles Kuen Kao British and US citizen. Born 1933 in Shanghai, China.

留下的犹太人必须接受巴勒斯坦公民身份还是保留双重国籍？

Would Jews who stay have to take Palestinian citizenship or could they hold dual nationality?

我有双重国籍，我同时是寮国和美国的公民。

I have dual citizenship; I'm a citizen of both Laos and the US.

伊丽莎白·海伦·布莱克本，1948年出生于澳大利亚塔斯马尼亚州的首府霍巴特，美国和澳大利亚双重国籍。

Elizabeth H. Blackburn has US and Australian citizenship. She was born in 1948 in Hobart, Tasmania, Australia.