Played. Copied, described.
1 What did they do yesterday at 5 o'clock in the yard?
When did they play volleyball in the yard?
Where did they play volleyball yesterday at 5 o'clock?
What did they play yesterday at 5 o'clock in the yard?
Did they play volleyball yesterday at 5 o'clock in the yard?
2 When did my friends describe a picture?
What did my friends do, while I copy the exercise?
What did my friends describe, while I copied the exercise?
What did I do, when my friends described the picture?
Did my friends describe the picture, while I copied the exercise?