may sub
Verbo regular: sub - subbed- subbed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may sub
you may sub
she may sub
we may sub
you may sub
they may sub 	I may be subbing
you may be subbing
she may be subbing
we may be subbing
you may be subbing
they may be subbing	I may have subbed
you may have subbed
she may have subbed
we may have subbed
you may have subbed
they may have subbed	I may have been subbing
you may have been subbing
she may have been subbing
we may have been subbing
you may have been subbing
they may have been subbing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not sub
you may not sub
she may not sub
we may not sub
you may not sub
they may not sub 	I may not be subbing
you may not be subbing
she may not be subbing
we may not be subbing
you may not be subbing
they may not be subbing	I may not have subbed
you may not have subbed
she may not have subbed
we may not have subbed
you may not have subbed
they may not have subbed	I may not have been subbing
you may not have been subbing
she may not have been subbing
we may not have been subbing
you may not have been subbing
they may not have been subbing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I sub?
may you sub?
may she sub?
may we sub?
may you sub?
may they sub? 	may I be subbing?
may you be subbing?
may she be subbing?
may we be subbing?
may you be subbing?
may they be subbing? 	may I have subbed?
may you have subbed?
may she have subbed?
may we have subbed?
may you have subbed?
may they have subbed? 	may I have been subbing?
may you have been subbing?
may she have been subbing?
may we have been subbing?
may you have been subbing?
may they have been subbing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not sub?
may you not sub?
may she not sub?
may we not sub?
may you not sub?
may they not sub? 	may I not be subbing?
may you not be subbing?
may she not be subbing?
may we not be subbing?
may you not be subbing?
may they not be subbing? 	may I not have subbed?
may you not have subbed?
may she not have subbed?
may we not have subbed?
may you not have subbed?
may they not have subbed? 	may I not have been subbing?
may you not have been subbing?
may she not have been subbing?
may we not have been subbing?
may you not have been subbing?
may they not have been subbing?