may impair
Verbo regular: impair - impaired- impaired

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may impair
you may impair
he may impair
we may impair
you may impair
they may impair 	I may be impairing
you may be impairing
he may be impairing
we may be impairing
you may be impairing
they may be impairing	I may have impaired
you may have impaired
he may have impaired
we may have impaired
you may have impaired
they may have impaired	I may have been impairing
you may have been impairing
he may have been impairing
we may have been impairing
you may have been impairing
they may have been impairing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not impair
you may not impair
he may not impair
we may not impair
you may not impair
they may not impair 	I may not be impairing
you may not be impairing
he may not be impairing
we may not be impairing
you may not be impairing
they may not be impairing	I may not have impaired
you may not have impaired
he may not have impaired
we may not have impaired
you may not have impaired
they may not have impaired	I may not have been impairing
you may not have been impairing
he may not have been impairing
we may not have been impairing
you may not have been impairing
they may not have been impairing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I impair?
may you impair?
may he impair?
may we impair?
may you impair?
may they impair? 	may I be impairing?
may you be impairing?
may he be impairing?
may we be impairing?
may you be impairing?
may they be impairing? 	may I have impaired?
may you have impaired?
may he have impaired?
may we have impaired?
may you have impaired?
may they have impaired? 	may I have been impairing?
may you have been impairing?
may he have been impairing?
may we have been impairing?
may you have been impairing?
may they have been impairing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not impair?
may you not impair?
may he not impair?
may we not impair?
may you not impair?
may they not impair? 	may I not be impairing?
may you not be impairing?
may he not be impairing?
may we not be impairing?
may you not be impairing?
may they not be impairing? 	may I not have impaired?
may you not have impaired?
may he not have impaired?
may we not have impaired?
may you not have impaired?
may they not have impaired? 	may I not have been impairing?
may you not have been impairing?
may he not have been impairing?
may we not have been impairing?
may you not have been impairing?
may they not have been impairing?