1 May I take this pencil for a moment? - Yes, you may.
2 May I clean the blackboard? - Yes, you may.
3 May I change seats with Kate? - I'm afraid you may not.
4 May I take these books? - Yes, you may.
5 May I speak now? - Yes, you may.
6 May I turn on the light? - Yes, you may.
7 May I open the window? - No, you may not.
8 May I have a glass of lenonade? - Yes, certainly.
9 May I go home now? - Not just now. Will you wait for a moment, please?
10 May I sit here? - Yes, you may. You are welcome.