may extract
Verbo regular: extract - extracted- extracted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may extract
you may extract
she may extract
we may extract
you may extract
they may extract 	I may be extracting
you may be extracting
she may be extracting
we may be extracting
you may be extracting
they may be extracting	I may have extracted
you may have extracted
she may have extracted
we may have extracted
you may have extracted
they may have extracted	I may have been extracting
you may have been extracting
she may have been extracting
we may have been extracting
you may have been extracting
they may have been extracting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not extract
you may not extract
she may not extract
we may not extract
you may not extract
they may not extract 	I may not be extracting
you may not be extracting
she may not be extracting
we may not be extracting
you may not be extracting
they may not be extracting	I may not have extracted
you may not have extracted
she may not have extracted
we may not have extracted
you may not have extracted
they may not have extracted	I may not have been extracting
you may not have been extracting
she may not have been extracting
we may not have been extracting
you may not have been extracting
they may not have been extracting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I extract?
may you extract?
may she extract?
may we extract?
may you extract?
may they extract? 	may I be extracting?
may you be extracting?
may she be extracting?
may we be extracting?
may you be extracting?
may they be extracting? 	may I have extracted?
may you have extracted?
may she have extracted?
may we have extracted?
may you have extracted?
may they have extracted? 	may I have been extracting?
may you have been extracting?
may she have been extracting?
may we have been extracting?
may you have been extracting?
may they have been extracting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not extract?
may you not extract?
may she not extract?
may we not extract?
may you not extract?
may they not extract? 	may I not be extracting?
may you not be extracting?
may she not be extracting?
may we not be extracting?
may you not be extracting?
may they not be extracting? 	may I not have extracted?
may you not have extracted?
may she not have extracted?
may we not have extracted?
may you not have extracted?
may they not have extracted? 	may I not have been extracting?
may you not have been extracting?
may she not have been extracting?
may we not have been extracting?
may you not have been extracting?
may they not have been extracting?