may derail
Verbo regular: derail - derailed- derailed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may derail
you may derail
he may derail
we may derail
you may derail
they may derail 	I may be derailing
you may be derailing
he may be derailing
we may be derailing
you may be derailing
they may be derailing	I may have derailed
you may have derailed
he may have derailed
we may have derailed
you may have derailed
they may have derailed	I may have been derailing
you may have been derailing
he may have been derailing
we may have been derailing
you may have been derailing
they may have been derailing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not derail
you may not derail
he may not derail
we may not derail
you may not derail
they may not derail 	I may not be derailing
you may not be derailing
he may not be derailing
we may not be derailing
you may not be derailing
they may not be derailing	I may not have derailed
you may not have derailed
he may not have derailed
we may not have derailed
you may not have derailed
they may not have derailed	I may not have been derailing
you may not have been derailing
he may not have been derailing
we may not have been derailing
you may not have been derailing
they may not have been derailing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I derail?
may you derail?
may he derail?
may we derail?
may you derail?
may they derail? 	may I be derailing?
may you be derailing?
may he be derailing?
may we be derailing?
may you be derailing?
may they be derailing? 	may I have derailed?
may you have derailed?
may he have derailed?
may we have derailed?
may you have derailed?
may they have derailed? 	may I have been derailing?
may you have been derailing?
may he have been derailing?
may we have been derailing?
may you have been derailing?
may they have been derailing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not derail?
may you not derail?
may he not derail?
may we not derail?
may you not derail?
may they not derail? 	may I not be derailing?
may you not be derailing?
may he not be derailing?
may we not be derailing?
may you not be derailing?
may they not be derailing? 	may I not have derailed?
may you not have derailed?
may he not have derailed?
may we not have derailed?
may you not have derailed?
may they not have derailed? 	may I not have been derailing?
may you not have been derailing?
may he not have been derailing?
may we not have been derailing?
may you not have been derailing?
may they not have been derailing?