Who did you see?
I saw...
Where did you walk?
I walked...
What music did you listen to?
I listened to...
What did you make?
I made...
What did you buy?
I bought...
Who did you visit?
I visited...
What did you watch?
I watched...
What did you read?
I read...
Where did you go?
I went to...
What did you play?
I played...