should impugn
Verbo regular: impugn - impugned- impugned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should impugn
you should impugn
he should impugn
we should impugn
you should impugn
they should impugn 	I should be impugning
you should be impugning
he should be impugning
we should be impugning
you should be impugning
they should be impugning	I should have impugned
you should have impugned
he should have impugned
we should have impugned
you should have impugned
they should have impugned	I should have been impugning
you should have been impugning
he should have been impugning
we should have been impugning
you should have been impugning
they should have been impugning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not impugn
you should not impugn
he should not impugn
we should not impugn
you should not impugn
they should not impugn 	I should not be impugning
you should not be impugning
he should not be impugning
we should not be impugning
you should not be impugning
they should not be impugning	I should not have impugned
you should not have impugned
he should not have impugned
we should not have impugned
you should not have impugned
they should not have impugned	I should not have been impugning
you should not have been impugning
he should not have been impugning
we should not have been impugning
you should not have been impugning
they should not have been impugning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I impugn?
should you impugn?
should he impugn?
should we impugn?
should you impugn?
should they impugn? 	should I be impugning?
should you be impugning?
should he be impugning?
should we be impugning?
should you be impugning?
should they be impugning? 	should I have impugned?
should you have impugned?
should he have impugned?
should we have impugned?
should you have impugned?
should they have impugned? 	should I have been impugning?
should you have been impugning?
should he have been impugning?
should we have been impugning?
should you have been impugning?
should they have been impugning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not impugn?
should you not impugn?
should he not impugn?
should we not impugn?
should you not impugn?
should they not impugn? 	should I not be impugning?
should you not be impugning?
should he not be impugning?
should we not be impugning?
should you not be impugning?
should they not be impugning? 	should I not have impugned?
should you not have impugned?
should he not have impugned?
should we not have impugned?
should you not have impugned?
should they not have impugned? 	should I not have been impugning?
should you not have been impugning?
should he not have been impugning?
should we not have been impugning?
should you not have been impugning?
should they not have been impugning?