should trample
Regular verb: trample - trampled- trampled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should trample
you should trample
she should trample
we should trample
you should trample
they should trample 	I should be trampling
you should be trampling
she should be trampling
we should be trampling
you should be trampling
they should be trampling	I should have trampled
you should have trampled
she should have trampled
we should have trampled
you should have trampled
they should have trampled	I should have been trampling
you should have been trampling
she should have been trampling
we should have been trampling
you should have been trampling
they should have been trampling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not trample
you should not trample
she should not trample
we should not trample
you should not trample
they should not trample 	I should not be trampling
you should not be trampling
she should not be trampling
we should not be trampling
you should not be trampling
they should not be trampling	I should not have trampled
you should not have trampled
she should not have trampled
we should not have trampled
you should not have trampled
they should not have trampled	I should not have been trampling
you should not have been trampling
she should not have been trampling
we should not have been trampling
you should not have been trampling
they should not have been trampling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I trample?
should you trample?
should she trample?
should we trample?
should you trample?
should they trample? 	should I be trampling?
should you be trampling?
should she be trampling?
should we be trampling?
should you be trampling?
should they be trampling? 	should I have trampled?
should you have trampled?
should she have trampled?
should we have trampled?
should you have trampled?
should they have trampled? 	should I have been trampling?
should you have been trampling?
should she have been trampling?
should we have been trampling?
should you have been trampling?
should they have been trampling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not trample?
should you not trample?
should she not trample?
should we not trample?
should you not trample?
should they not trample? 	should I not be trampling?
should you not be trampling?
should she not be trampling?
should we not be trampling?
should you not be trampling?
should they not be trampling? 	should I not have trampled?
should you not have trampled?
should she not have trampled?
should we not have trampled?
should you not have trampled?
should they not have trampled? 	should I not have been trampling?
should you not have been trampling?
should she not have been trampling?
should we not have been trampling?
should you not have been trampling?
should they not have been trampling?