Составить вопросы используя словосочетания:
go out, come in, open the window, use his (her) book, help him (her), close the door, sit down, water flowers, switch on (off) the video (MP3 player, TV), borroe his (her) rubber.

Пример: 
May I ...? -- Sure.
Can I ...? -- Yes, of course.
Could I ...? -- No, I'm afraid not.

например: -May i go out? - sure-can i close the door? - yes.of corse-may i come in? -surecould i help him? и.т.д;)