may scale
Verbo regular: scale - scaled- scaled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may scale
you may scale
she may scale
we may scale
you may scale
they may scale 	I may be scaling
you may be scaling
she may be scaling
we may be scaling
you may be scaling
they may be scaling	I may have scaled
you may have scaled
she may have scaled
we may have scaled
you may have scaled
they may have scaled	I may have been scaling
you may have been scaling
she may have been scaling
we may have been scaling
you may have been scaling
they may have been scaling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not scale
you may not scale
she may not scale
we may not scale
you may not scale
they may not scale 	I may not be scaling
you may not be scaling
she may not be scaling
we may not be scaling
you may not be scaling
they may not be scaling	I may not have scaled
you may not have scaled
she may not have scaled
we may not have scaled
you may not have scaled
they may not have scaled	I may not have been scaling
you may not have been scaling
she may not have been scaling
we may not have been scaling
you may not have been scaling
they may not have been scaling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I scale?
may you scale?
may she scale?
may we scale?
may you scale?
may they scale? 	may I be scaling?
may you be scaling?
may she be scaling?
may we be scaling?
may you be scaling?
may they be scaling? 	may I have scaled?
may you have scaled?
may she have scaled?
may we have scaled?
may you have scaled?
may they have scaled? 	may I have been scaling?
may you have been scaling?
may she have been scaling?
may we have been scaling?
may you have been scaling?
may they have been scaling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not scale?
may you not scale?
may she not scale?
may we not scale?
may you not scale?
may they not scale? 	may I not be scaling?
may you not be scaling?
may she not be scaling?
may we not be scaling?
may you not be scaling?
may they not be scaling? 	may I not have scaled?
may you not have scaled?
may she not have scaled?
may we not have scaled?
may you not have scaled?
may they not have scaled? 	may I not have been scaling?
may you not have been scaling?
may she not have been scaling?
may we not have been scaling?
may you not have been scaling?
may they not have been scaling?