Ex.1
1) The man's hat.
2 The boy's leg.
3) The girl's home.
4) The John's stick.
5) The bird's wing.
6) The child's voice.
7) The baby's face.
8) The man's laughter.
9) The chemist's shop.
10) My btother's friend.
11) Mrs. Smith's dog.
12) The cat's dinner.
Ex.2
1) The boys' homes.
2) The horses' legs.
3) The girls' laughter.
4) The birds' wings.
5) The men's shouts.
6) The pupils' voices.
7) The children's cries.
8) The boys' shouts.
9) The women's songs.
10) The ladies' servants.
11) The dogs' barks.
12) My brothers' friend.