ethical responses please!

You are in charge of the checking account for a small business. One morning, your accounting supervisor enters your office and asks you for a check for $150 for expenses that he tells you he incurred entertaining a client last night. He submits receipts from a restaurant and lounge. Later, your supervisor's girlfriend stops by to pick him up for lunch, and you overhear her telling the receptionist what a great time she had at dinner and dancing with your supervisor the night before. What would you do and why? 5. Sharon is an intem with a local CPA firm. Prior to returning to school, her supervisor goes on sick leave and asks her to do some complicated reconciliation work for him. She is given what seems to her to be an unrealistic deadline. Sharon looks at the workpapers and supporting documentation and realizes she doesn't have the skills to complete the work without help. She contacts her supervisor who tells her to talk to Holly, a good friend of Sharon and former intern at the firm, for help. Holly retumed to school one semester ago. What ethical considerations do you have in this matter? What would you do and why