поставьте вопросы к предложению We went swimming in summer. (общий, когда?
2.We went swimming in summer. (Общий.Когда?)
3.Bill drew a lot of pictures in the country. (Общий.Сколько?)
4 They went roller-skating to the park in summer(Общий .Куда?)
5. Pete worked in the garden in summer. ( Общий . Где ?)

Возможно так2.When do we went swimming?3. How many pictures drew Bill in the country?4.Where do they went roller-skating in summer?5. Where Pete was working in summer?