Надо вот пример ! mary and pete played basketball at the sports ground three days ago. 1) the children volleyball. 2) mary piano . 3) nell and viktor badminton . 4) my elder sister . 5) caroline uiolin. 6) the boys hockey .

The children played volleyball at the sports ground three days ago.
Mary played the piano three days ago.
Nelly and Victor played badminton at the sports ground two days ago.
Caroline played the violin last week.
The boys played hockey last week.