помогите вставить слова his, her, my etc1) She brushes_______ teeth three

Помогите вставить слова his, her, my etc
1) She brushes_______ teeth three times a day.
2) We are checking______ luggage in. Can i call you back in five minutes?
3) He's almost bald, so he never combs______ hair.
4) Do you open ______ eyes under water?
5) The dog wagged ______ tail when it saw the postman.