may screen
Verbo regular: screen - screened- screened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may screen
you may screen
he may screen
we may screen
you may screen
they may screen 	I may be screening
you may be screening
he may be screening
we may be screening
you may be screening
they may be screening	I may have screened
you may have screened
he may have screened
we may have screened
you may have screened
they may have screened	I may have been screening
you may have been screening
he may have been screening
we may have been screening
you may have been screening
they may have been screening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not screen
you may not screen
he may not screen
we may not screen
you may not screen
they may not screen 	I may not be screening
you may not be screening
he may not be screening
we may not be screening
you may not be screening
they may not be screening	I may not have screened
you may not have screened
he may not have screened
we may not have screened
you may not have screened
they may not have screened	I may not have been screening
you may not have been screening
he may not have been screening
we may not have been screening
you may not have been screening
they may not have been screening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I screen?
may you screen?
may he screen?
may we screen?
may you screen?
may they screen? 	may I be screening?
may you be screening?
may he be screening?
may we be screening?
may you be screening?
may they be screening? 	may I have screened?
may you have screened?
may he have screened?
may we have screened?
may you have screened?
may they have screened? 	may I have been screening?
may you have been screening?
may he have been screening?
may we have been screening?
may you have been screening?
may they have been screening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not screen?
may you not screen?
may he not screen?
may we not screen?
may you not screen?
may they not screen? 	may I not be screening?
may you not be screening?
may he not be screening?
may we not be screening?
may you not be screening?
may they not be screening? 	may I not have screened?
may you not have screened?
may he not have screened?
may we not have screened?
may you not have screened?
may they not have screened? 	may I not have been screening?
may you not have been screening?
may he not have been screening?
may we not have been screening?
may you not have been screening?
may they not have been screening?