julho 12, 2009 por fabiobossard
to be up for doing something – estar afim de fazer algo
— Are you up for going to the beach?
You can also say to be down for doing something, which is usually said by African-American people. You make your choice. Both ways you will be understood.
Are you down for going to the beach?
A similar expression is to be in.
We are going to the beach, are you in?