Разыграй с одноклассником вежливый разговор за столом. Используй выражения:Wold you like(some).....? Have you got .....? May I have (some)......? Here you are! Thank you. You are welkome.
Would you like (some cheese)? Thank you. You are welcome. Have you got a pen? Here you are! Thank you. May I have (some) paper? Here you are! Thank you.