should countervail
Verbo regolare: countervail - countervailed- countervailed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should countervail
you should countervail
she should countervail
we should countervail
you should countervail
they should countervail 	I should be countervailing
you should be countervailing
she should be countervailing
we should be countervailing
you should be countervailing
they should be countervailing	I should have countervailed
you should have countervailed
she should have countervailed
we should have countervailed
you should have countervailed
they should have countervailed	I should have been countervailing
you should have been countervailing
she should have been countervailing
we should have been countervailing
you should have been countervailing
they should have been countervailing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should not countervail
you should not countervail
she should not countervail
we should not countervail
you should not countervail
they should not countervail 	I should not be countervailing
you should not be countervailing
she should not be countervailing
we should not be countervailing
you should not be countervailing
they should not be countervailing	I should not have countervailed
you should not have countervailed
she should not have countervailed
we should not have countervailed
you should not have countervailed
they should not have countervailed	I should not have been countervailing
you should not have been countervailing
she should not have been countervailing
we should not have been countervailing
you should not have been countervailing
they should not have been countervailing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I countervail?
should you countervail?
should she countervail?
should we countervail?
should you countervail?
should they countervail? 	should I be countervailing?
should you be countervailing?
should she be countervailing?
should we be countervailing?
should you be countervailing?
should they be countervailing? 	should I have countervailed?
should you have countervailed?
should she have countervailed?
should we have countervailed?
should you have countervailed?
should they have countervailed? 	should I have been countervailing?
should you have been countervailing?
should she have been countervailing?
should we have been countervailing?
should you have been countervailing?
should they have been countervailing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I not countervail?
should you not countervail?
should she not countervail?
should we not countervail?
should you not countervail?
should they not countervail? 	should I not be countervailing?
should you not be countervailing?
should she not be countervailing?
should we not be countervailing?
should you not be countervailing?
should they not be countervailing? 	should I not have countervailed?
should you not have countervailed?
should she not have countervailed?
should we not have countervailed?
should you not have countervailed?
should they not have countervailed? 	should I not have been countervailing?
should you not have been countervailing?
should she not have been countervailing?
should we not have been countervailing?
should you not have been countervailing?
should they not have been countervailing?