1 Is this your/yours ruler? 2 This blue eraser is my/mine. 3 My haven't got an MP3 player, but my/mine dad has got one. 4 Is that his/him jacket? 5 She/Her classroom is С2. 6 Their/Theirs parents are teachers. 7 These aren't theirs/their bikes. Those are their/theirs. 8 This isn't we/our cat. Our/Ours is on the sofa.​