How long have you _____your parents?

How long have you _____your parents? _____your parents have ____for dinner? How long have you ___Tom? how long have you()shanghai "How long have you been How long have you lived My parents have never been to Canda?_____your parents ______ how long have you had to wait How long have you been skating? How long have you ＿ from university? —How long have you lived here? How long have you（） here?