may undervalue
Verbo regular: undervalue - undervalued- undervalued

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may undervalue
you may undervalue
she may undervalue
we may undervalue
you may undervalue
they may undervalue 	I may be undervaluing
you may be undervaluing
she may be undervaluing
we may be undervaluing
you may be undervaluing
they may be undervaluing	I may have undervalued
you may have undervalued
she may have undervalued
we may have undervalued
you may have undervalued
they may have undervalued	I may have been undervaluing
you may have been undervaluing
she may have been undervaluing
we may have been undervaluing
you may have been undervaluing
they may have been undervaluing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not undervalue
you may not undervalue
she may not undervalue
we may not undervalue
you may not undervalue
they may not undervalue 	I may not be undervaluing
you may not be undervaluing
she may not be undervaluing
we may not be undervaluing
you may not be undervaluing
they may not be undervaluing	I may not have undervalued
you may not have undervalued
she may not have undervalued
we may not have undervalued
you may not have undervalued
they may not have undervalued	I may not have been undervaluing
you may not have been undervaluing
she may not have been undervaluing
we may not have been undervaluing
you may not have been undervaluing
they may not have been undervaluing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I undervalue?
may you undervalue?
may she undervalue?
may we undervalue?
may you undervalue?
may they undervalue? 	may I be undervaluing?
may you be undervaluing?
may she be undervaluing?
may we be undervaluing?
may you be undervaluing?
may they be undervaluing? 	may I have undervalued?
may you have undervalued?
may she have undervalued?
may we have undervalued?
may you have undervalued?
may they have undervalued? 	may I have been undervaluing?
may you have been undervaluing?
may she have been undervaluing?
may we have been undervaluing?
may you have been undervaluing?
may they have been undervaluing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not undervalue?
may you not undervalue?
may she not undervalue?
may we not undervalue?
may you not undervalue?
may they not undervalue? 	may I not be undervaluing?
may you not be undervaluing?
may she not be undervaluing?
may we not be undervaluing?
may you not be undervaluing?
may they not be undervaluing? 	may I not have undervalued?
may you not have undervalued?
may she not have undervalued?
may we not have undervalued?
may you not have undervalued?
may they not have undervalued? 	may I not have been undervaluing?
may you not have been undervaluing?
may she not have been undervaluing?
may we not have been undervaluing?
may you not have been undervaluing?
may they not have been undervaluing?