may retrieve
Verbo regular: retrieve - retrieved- retrieved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may retrieve
you may retrieve
he may retrieve
we may retrieve
you may retrieve
they may retrieve 	I may be retrieving
you may be retrieving
he may be retrieving
we may be retrieving
you may be retrieving
they may be retrieving	I may have retrieved
you may have retrieved
he may have retrieved
we may have retrieved
you may have retrieved
they may have retrieved	I may have been retrieving
you may have been retrieving
he may have been retrieving
we may have been retrieving
you may have been retrieving
they may have been retrieving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not retrieve
you may not retrieve
he may not retrieve
we may not retrieve
you may not retrieve
they may not retrieve 	I may not be retrieving
you may not be retrieving
he may not be retrieving
we may not be retrieving
you may not be retrieving
they may not be retrieving	I may not have retrieved
you may not have retrieved
he may not have retrieved
we may not have retrieved
you may not have retrieved
they may not have retrieved	I may not have been retrieving
you may not have been retrieving
he may not have been retrieving
we may not have been retrieving
you may not have been retrieving
they may not have been retrieving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I retrieve?
may you retrieve?
may he retrieve?
may we retrieve?
may you retrieve?
may they retrieve? 	may I be retrieving?
may you be retrieving?
may he be retrieving?
may we be retrieving?
may you be retrieving?
may they be retrieving? 	may I have retrieved?
may you have retrieved?
may he have retrieved?
may we have retrieved?
may you have retrieved?
may they have retrieved? 	may I have been retrieving?
may you have been retrieving?
may he have been retrieving?
may we have been retrieving?
may you have been retrieving?
may they have been retrieving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not retrieve?
may you not retrieve?
may he not retrieve?
may we not retrieve?
may you not retrieve?
may they not retrieve? 	may I not be retrieving?
may you not be retrieving?
may he not be retrieving?
may we not be retrieving?
may you not be retrieving?
may they not be retrieving? 	may I not have retrieved?
may you not have retrieved?
may he not have retrieved?
may we not have retrieved?
may you not have retrieved?
may they not have retrieved? 	may I not have been retrieving?
may you not have been retrieving?
may he not have been retrieving?
may we not have been retrieving?
may you not have been retrieving?
may they not have been retrieving?