may change
Verbo regular: change - changed- changed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may change
you may change
he may change
we may change
you may change
they may change 	I may be changing
you may be changing
he may be changing
we may be changing
you may be changing
they may be changing	I may have changed
you may have changed
he may have changed
we may have changed
you may have changed
they may have changed	I may have been changing
you may have been changing
he may have been changing
we may have been changing
you may have been changing
they may have been changing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not change
you may not change
he may not change
we may not change
you may not change
they may not change 	I may not be changing
you may not be changing
he may not be changing
we may not be changing
you may not be changing
they may not be changing	I may not have changed
you may not have changed
he may not have changed
we may not have changed
you may not have changed
they may not have changed	I may not have been changing
you may not have been changing
he may not have been changing
we may not have been changing
you may not have been changing
they may not have been changing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I change?
may you change?
may he change?
may we change?
may you change?
may they change? 	may I be changing?
may you be changing?
may he be changing?
may we be changing?
may you be changing?
may they be changing? 	may I have changed?
may you have changed?
may he have changed?
may we have changed?
may you have changed?
may they have changed? 	may I have been changing?
may you have been changing?
may he have been changing?
may we have been changing?
may you have been changing?
may they have been changing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not change?
may you not change?
may he not change?
may we not change?
may you not change?
may they not change? 	may I not be changing?
may you not be changing?
may he not be changing?
may we not be changing?
may you not be changing?
may they not be changing? 	may I not have changed?
may you not have changed?
may he not have changed?
may we not have changed?
may you not have changed?
may they not have changed? 	may I not have been changing?
may you not have been changing?
may he not have been changing?
may we not have been changing?
may you not have been changing?
may they not have been changing?