你想看哪一部电影？

Nǐ xiǎng kàn nǎ yí bù diànyǐng?

Which movie would you like to watch?

你来自哪个国家?

Nǐ láizì nǎ gè guójiā?

Which country do you come from?

你是哪国人？

Nǐ shì nǎ guó rén?

Where are you from?