1. This is my book and that is your book. 2. Music is my favorite subject. 3. I want to be a teacher and my sister wants to be a doctor. 4. Mai likes English but her brother doesn't. 5. How old is your sister? She is ten years old. 6. Listen to her carefully. 7. His uncle is a doctor. He is a nice person. 8. That old man is kind to us. 9. William and Tracy love their dogs so much. 10. The teacher told us an interesting story. 11. I want to sit between you and him. 12. She has an apple in her hand.