你一個人嗎？

Are you alone?

Source: Tatoeba

Sentence Composition

=1 你 nǐ you (informal, as opposed to courteous 您 nín)
=1 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
2 一個人 yīgèrén
  1. by oneself (without assistance)
  2. alone (without company)
=3 嗎 má (coll.) what?
=3 嗎 mǎ used in 吗啡 mǎfēi
=3 嗎 ma (question particle for "yes-no" questions)