may preserve
Verbo regular: preserve - preserved- preserved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may preserve
you may preserve
he may preserve
we may preserve
you may preserve
they may preserve 	I may be preserving
you may be preserving
he may be preserving
we may be preserving
you may be preserving
they may be preserving	I may have preserved
you may have preserved
he may have preserved
we may have preserved
you may have preserved
they may have preserved	I may have been preserving
you may have been preserving
he may have been preserving
we may have been preserving
you may have been preserving
they may have been preserving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not preserve
you may not preserve
he may not preserve
we may not preserve
you may not preserve
they may not preserve 	I may not be preserving
you may not be preserving
he may not be preserving
we may not be preserving
you may not be preserving
they may not be preserving	I may not have preserved
you may not have preserved
he may not have preserved
we may not have preserved
you may not have preserved
they may not have preserved	I may not have been preserving
you may not have been preserving
he may not have been preserving
we may not have been preserving
you may not have been preserving
they may not have been preserving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I preserve?
may you preserve?
may he preserve?
may we preserve?
may you preserve?
may they preserve? 	may I be preserving?
may you be preserving?
may he be preserving?
may we be preserving?
may you be preserving?
may they be preserving? 	may I have preserved?
may you have preserved?
may he have preserved?
may we have preserved?
may you have preserved?
may they have preserved? 	may I have been preserving?
may you have been preserving?
may he have been preserving?
may we have been preserving?
may you have been preserving?
may they have been preserving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not preserve?
may you not preserve?
may he not preserve?
may we not preserve?
may you not preserve?
may they not preserve? 	may I not be preserving?
may you not be preserving?
may he not be preserving?
may we not be preserving?
may you not be preserving?
may they not be preserving? 	may I not have preserved?
may you not have preserved?
may he not have preserved?
may we not have preserved?
may you not have preserved?
may they not have preserved? 	may I not have been preserving?
may you not have been preserving?
may he not have been preserving?
may we not have been preserving?
may you not have been preserving?
may they not have been preserving?