May I...?
sit down
?
woman
?
boys
May I...? Yes, you can.
go out
?
put away your book
?
man
?
close your book
May I...? Yes, you can.
write
May I...? Yes, you can.
come in
May I...? No, you can't
speak
?
girls
May I...? No, you can't
stand up
?
men
?
women
?
take out your book
?
come here
?
open your book