Составить 5 предложений на правило plural of nounsпо

There are many sheep on my grandfather's farm. all the women are sitting in the chairs, all the men are standing next to them. the children did their homework yesterday. i saw tree huge geese on the road. my teeth are white because  i clean them twice a day.

1) they're 

2) doesn't

3) can't

4) it'll

5) it won't