to ask you a question
I wanted to ask you a question.
Me gustaría hacerte una pregunta.
I would like to ask you a question.
Me avergüenzo de hacerte una pregunta tan tonta.
I'm embarrassed to ask you such a silly question.
Can I ask you a question?
Solo quiero hacerte una pregunta.
I just want to ask you one question.
I have to ask you a question.
He estado queriendo hacerte una pregunta.
I've been wanting to ask you a question.