should impede
Regular verb: impede - impeded- impeded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should impede
you should impede
she should impede
we should impede
you should impede
they should impede 	I should be impeding
you should be impeding
she should be impeding
we should be impeding
you should be impeding
they should be impeding	I should have impeded
you should have impeded
she should have impeded
we should have impeded
you should have impeded
they should have impeded	I should have been impeding
you should have been impeding
she should have been impeding
we should have been impeding
you should have been impeding
they should have been impeding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not impede
you should not impede
she should not impede
we should not impede
you should not impede
they should not impede 	I should not be impeding
you should not be impeding
she should not be impeding
we should not be impeding
you should not be impeding
they should not be impeding	I should not have impeded
you should not have impeded
she should not have impeded
we should not have impeded
you should not have impeded
they should not have impeded	I should not have been impeding
you should not have been impeding
she should not have been impeding
we should not have been impeding
you should not have been impeding
they should not have been impeding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I impede?
should you impede?
should she impede?
should we impede?
should you impede?
should they impede? 	should I be impeding?
should you be impeding?
should she be impeding?
should we be impeding?
should you be impeding?
should they be impeding? 	should I have impeded?
should you have impeded?
should she have impeded?
should we have impeded?
should you have impeded?
should they have impeded? 	should I have been impeding?
should you have been impeding?
should she have been impeding?
should we have been impeding?
should you have been impeding?
should they have been impeding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not impede?
should you not impede?
should she not impede?
should we not impede?
should you not impede?
should they not impede? 	should I not be impeding?
should you not be impeding?
should she not be impeding?
should we not be impeding?
should you not be impeding?
should they not be impeding? 	should I not have impeded?
should you not have impeded?
should she not have impeded?
should we not have impeded?
should you not have impeded?
should they not have impeded? 	should I not have been impeding?
should you not have been impeding?
should she not have been impeding?
should we not have been impeding?
should you not have been impeding?
should they not have been impeding?