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I sent my daughter for the doctor. 2. We listened to the teacher very attentively. 3. We spoke much about his speech. 4. His friend always found fault with him. 5. We often refer to this article. 6. They agreed upon the plan. 7. People often ask for this book. 8. My friends always take care of my little sister. 9. They took no notice of his words. 10. They will listen to his lectures with great interest. 11. His friends always laugh at him. 12. We have never lived in this house.

1. My daughter was sent for the doctor by me. 2. The teacher was very attentively listened to by us. 3. His speech was much spoken about by us. 4. He was always found fault with by his friend. 5. This article is often referred to by us. 6. The plan was agreed upon by them. 7. This book is often asked by people. 8. My little sister is always taken care of by my friends. 9. His words were taken no notice by them. 10. His lectures will be listened to with great interest by them. 11. He's always laughed at by his friends. 12. This house has never been lived in by us.