Put the apostrophe in the right place

put the apostrophe in the right place
1. which is peter bike ?
2. the teacher is marking the pupils test papers
3. doctors take care of peoples health
4. the horses saddles are in their stable
5. what colour is your fathers hair?
6. the little girl was holding her parents hands
7. one of the cars tyres if flat 8. the twins go to a girls school
9. this shop only sells womens clothes
10. the bus drivers name is Otto