. Finally they stopped laughing. 2. She denied the fact of stealing the money. 3. Let's lay off our going to the summer house by the next Saturday. 4. I'm sorry for loosing your pen. 5. When will she finish writing her composition? 6. I don't mind my staying home and working on my translation. 7. Stop trembling. Quit showing your fear to these people. 8. I can't help worrying about them: they stopped writing to me. 9. I don't deny the fact of seeing them that evening. 10. He didn't mind their examining him: he stopped pretending that he was sound. 11. He can't forgive me for my tearing his bag. 12. Stop talking. 13. We finished working in this problem. 14. Keep on singing. 15. Do you ming if I open the window?