"Have you been there?" is the translation for "你去过吗?" in Engpsh.
It is a basic question in Engpsh, which is used to ask if someone has visited a certain place before.
Examples:
"Have you been to Paris?"
"Have you been to New York?"
Translation:
"你去过巴黎了吗？"
"你去过纽约了吗？"