may roll
Verbo regular: roll - rolled- rolled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may roll
you may roll
he may roll
we may roll
you may roll
they may roll 	I may be rolling
you may be rolling
he may be rolling
we may be rolling
you may be rolling
they may be rolling	I may have rolled
you may have rolled
he may have rolled
we may have rolled
you may have rolled
they may have rolled	I may have been rolling
you may have been rolling
he may have been rolling
we may have been rolling
you may have been rolling
they may have been rolling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not roll
you may not roll
he may not roll
we may not roll
you may not roll
they may not roll 	I may not be rolling
you may not be rolling
he may not be rolling
we may not be rolling
you may not be rolling
they may not be rolling	I may not have rolled
you may not have rolled
he may not have rolled
we may not have rolled
you may not have rolled
they may not have rolled	I may not have been rolling
you may not have been rolling
he may not have been rolling
we may not have been rolling
you may not have been rolling
they may not have been rolling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I roll?
may you roll?
may he roll?
may we roll?
may you roll?
may they roll? 	may I be rolling?
may you be rolling?
may he be rolling?
may we be rolling?
may you be rolling?
may they be rolling? 	may I have rolled?
may you have rolled?
may he have rolled?
may we have rolled?
may you have rolled?
may they have rolled? 	may I have been rolling?
may you have been rolling?
may he have been rolling?
may we have been rolling?
may you have been rolling?
may they have been rolling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not roll?
may you not roll?
may he not roll?
may we not roll?
may you not roll?
may they not roll? 	may I not be rolling?
may you not be rolling?
may he not be rolling?
may we not be rolling?
may you not be rolling?
may they not be rolling? 	may I not have rolled?
may you not have rolled?
may he not have rolled?
may we not have rolled?
may you not have rolled?
may they not have rolled? 	may I not have been rolling?
may you not have been rolling?
may he not have been rolling?
may we not have been rolling?
may you not have been rolling?
may they not have been rolling?