Примеры.
Вставьте ’S или S’ там, где это необходимо.
1. This kitten is Tom... and Bob... pet.
2. The ball is not Ted... , it is Mike....
3. Mary ... and Helen ... toys are in the box.

1. This kitten is Tom and Bob's pet.2. The ball is not Ted's, it is Mike's.3. Mary and Helen's toys are in the box.