Единственное число Множественное число 1)boys game 1)________ game 2)______ work 2)mens work 3)childs piano 3)______ piano 4)______ programmes 4)womens programmes 5)sheeps food 5)______ food 6)______ music 6)girls music 7)friends house 7)_______ houses Помогите заполнить пропуски!

1) boys game 1) boys game
2) mans work 2) mens work
3) childs piano 3) childrens piano
4) womans programmes 4) womens programmes
5) sheeps food 5) sheeps food
6) girls music 6) girls music
7) friends house 7) friends houses