Обьедените: 1)may i close the window? 2)can i use your camera,bill? 3)can i have some ice cream 4)could i borrow your keys? 5)may i come is )i'm sorry,you can't b)of course we'me glad to see you c)yes,that's fine.it is a bit cold in here d)no,way! you are always losing them e)i'm afraid we don't have any