Пожалуйста, там предлоги, срочно

1.Help yourself with the salad. 2.Can I have another piece of pie. 3. She treated us with very tasty pancakes. 4.What did you have for dinner yesterday. 5. I never eat much bread for breakfast. 6. Yesterday I had lunch with my friend. 7.On my way...home I dropped by little cafe on Nevsky Prospect and had a piece of cake and a nice hot cup of coffee. 8. I shall presently put the kettle on. 9. Do you like your tea with a lemon? 10. I have sonething very tasty for you. 11. Help me lay the table for a breakfast. 12. I usually have lunch at the school canteen. 13.Have another helping to soup.- Thank you,my pleasure. 14. Some people say that sugar spoils the taste of tea and that tea should be drunk no sugar. 15. Supper she usually has a couple of sandwiches and sausage or cheese and drink a cup of tea with lemon.