вот пример (open the window-yes) May I open the Window Yes you May

3 -May I go to the cinema? 
   -No, you may not 
4 -May I watch TV at night 
   -No, you may not 
5 -May I go to bed late? 
   -No, you may not 
6 - May I use your pen? 
   - Yes, you may 
7 - May I listen to music? 
   - Yes, you may