What are you up to tomorrow afternoon?

What are you up to now?

For God's sake, what are you up to now?

What are you up to this weekend? Not much, just pottering about at home.

Who are you and what are you up to?

What are you up to this weekend?

What are you up to with Mary?

What are you up to, Ziri?

What are you up to today?

What are you up to?