помогите пожалуйста все 3 упражнения срочно нужно до 6

1. my, her, yours, his, ours, theirs.2. theirs, its, hers, your, ours, my3. It's Emma's book. These are the men's cars. These are the dogs' tails. It's Tom's jacket. It's the teacher's desk. These are the children's bags.