Where do you work or study? How long / you/ work or study there?
Where do you work or study? How long have you worked or studied there? / How long have you been working or studying there?
Are you on Instagram or another social network? How long / you / be there?
Are you on Instagram or another social network? How long have you been there?
Do you go to a gym? How long /you / be a member?
Do you go to a gym? How long have you been a member?
Do you live in a house or in a flat? How long / you / live there?
Do you live in a house or in a flat? How long have you lived there? / How long have you been living there?
Is there a TV programme or series you regularly watch? How long / you / watch it?
Is there a TV programme or series you regularly watch? How long have you watched it? / How long have you been watching it?
Do you have a special hobby? How long / you / do it?
Do you have a special hobby? How long have you done it?
What gadgets (e.g. e-reader, smartphone, etc.) do you have? How long / you / have them?
What gadgets (e.g. e-reader, smartphone, etc.) do you have? How long have you had them?
Do you do any sport or exercise? How long / you / do it?
Do hyou do any sport or exercise? How long have you done it? / How long have you been doing it?
Are you learning anything new at the moment (not English)? How long / you / learn it?
Are you learning anything new at the moment (not English? How long have you been learning it?
Who's your oldest friend? How long have you known him or her?
Who's your oldest friend? How long / you / know him or her?
Do you give money to, or do you work for, a charity or NGO? How long / you / help them?
Do you give money to, or do you work for, a charity or NGO? How long have you helped them?How long have you been helping them?
