Subject + 问 + (Person) + Question
问 (wèn) is a verb meaning "to ask." It is used when someone poses a question to another person. For example, 小宝问 means "Xiaobao asked."
我想问你一个问题,可以吗?
Wǒ xiǎng wèn nǐ yí gè wèntí, kěyǐ ma?
I'd like to ask you a question, may I?
她问老师明天要不要上课。
Tā wèn lǎoshī míngtiān yào bu yào shàngkè.
She asked the teacher whether there would be class tomorrow.
别问我了,我真的不知道。
Bié wèn wǒ le, wǒ zhēn de bù zhīdào.
Stop asking me; I really don't know.