may trepan
Verbo regular: trepan - trepanned- trepanned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may trepan
you may trepan
he may trepan
we may trepan
you may trepan
they may trepan 	I may be trepanning
you may be trepanning
he may be trepanning
we may be trepanning
you may be trepanning
they may be trepanning	I may have trepanned
you may have trepanned
he may have trepanned
we may have trepanned
you may have trepanned
they may have trepanned	I may have been trepanning
you may have been trepanning
he may have been trepanning
we may have been trepanning
you may have been trepanning
they may have been trepanning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not trepan
you may not trepan
he may not trepan
we may not trepan
you may not trepan
they may not trepan 	I may not be trepanning
you may not be trepanning
he may not be trepanning
we may not be trepanning
you may not be trepanning
they may not be trepanning	I may not have trepanned
you may not have trepanned
he may not have trepanned
we may not have trepanned
you may not have trepanned
they may not have trepanned	I may not have been trepanning
you may not have been trepanning
he may not have been trepanning
we may not have been trepanning
you may not have been trepanning
they may not have been trepanning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I trepan?
may you trepan?
may he trepan?
may we trepan?
may you trepan?
may they trepan? 	may I be trepanning?
may you be trepanning?
may he be trepanning?
may we be trepanning?
may you be trepanning?
may they be trepanning? 	may I have trepanned?
may you have trepanned?
may he have trepanned?
may we have trepanned?
may you have trepanned?
may they have trepanned? 	may I have been trepanning?
may you have been trepanning?
may he have been trepanning?
may we have been trepanning?
may you have been trepanning?
may they have been trepanning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not trepan?
may you not trepan?
may he not trepan?
may we not trepan?
may you not trepan?
may they not trepan? 	may I not be trepanning?
may you not be trepanning?
may he not be trepanning?
may we not be trepanning?
may you not be trepanning?
may they not be trepanning? 	may I not have trepanned?
may you not have trepanned?
may he not have trepanned?
may we not have trepanned?
may you not have trepanned?
may they not have trepanned? 	may I not have been trepanning?
may you not have been trepanning?
may he not have been trepanning?
may we not have been trepanning?
may you not have been trepanning?
may they not have been trepanning?