Do I play..? — Yes, I do./No, I don't.
Does he/she/it play...? — ,he/she/it does./No,he/she/it doesn't
Do you/we/they play...? — Yes,you/we/they do./No,you/we/they don't.
Do I play..? — Yes, I do./No, I don't.
Does he/she/it play...? — ,he/she/it does./No,he/she/it doesn't
Do you/we/they play...? — Yes,you/we/they do./No,you/we/they don't.