请问

qǐng wèn tā shì shéi

请问她是谁？

Excuse me, who is that girl?

qǐng wèn tā zhù zài nǎ lǐ

请问她住在哪里？

May I ask where she lives?

qǐng wèn zhè liàng gōng gòng qì chē dào shū jú ma

请问这辆公共汽车到书局吗？

Excuse me, could you tell me if this bus goes to the book store?

qǐng wèn zūn xìng dà míng

请问尊姓大名？

Could I know your name, please?