Write the sentences with the apostrophe ( ' ) in the correct place. 1. these are susans keys. these are susan's keys. 2. i like your husbands haircut. i like your husband's haircut. 3. those are robert and sarahs children. 4. there is a teachers meeting on mondays. 5. are the childrens coats in the car? 6. the mens clothes are upstairs. 7. alices mother is very ill. 8. we have a months holiday in the summer. 9. the students exams start next week. 10. this is my mothers dress.