must trample
Verbe régulier : trample - trampled- trampled
Traduction française : piétiner - marcher d'un pas lourd 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must trample
you must trample
she must trample
we must trample
you must trample
they must trample 	I must be trampling
you must be trampling
she must be trampling
we must be trampling
you must be trampling
they must be trampling	I must have trampled
you must have trampled
she must have trampled
we must have trampled
you must have trampled
they must have trampled	I must have been trampling
you must have been trampling
she must have been trampling
we must have been trampling
you must have been trampling
they must have been trampling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not trample
you must not trample
she must not trample
we must not trample
you must not trample
they must not trample 	I must not be trampling
you must not be trampling
she must not be trampling
we must not be trampling
you must not be trampling
they must not be trampling	I must not have trampled
you must not have trampled
she must not have trampled
we must not have trampled
you must not have trampled
they must not have trampled	I must not have been trampling
you must not have been trampling
she must not have been trampling
we must not have been trampling
you must not have been trampling
they must not have been trampling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I trample?
must you trample?
must she trample?
must we trample?
must you trample?
must they trample? 	must I be trampling?
must you be trampling?
must she be trampling?
must we be trampling?
must you be trampling?
must they be trampling? 	must I have trampled?
must you have trampled?
must she have trampled?
must we have trampled?
must you have trampled?
must they have trampled? 	must I have been trampling?
must you have been trampling?
must she have been trampling?
must we have been trampling?
must you have been trampling?
must they have been trampling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not trample?
must you not trample?
must she not trample?
must we not trample?
must you not trample?
must they not trample? 	must I not be trampling?
must you not be trampling?
must she not be trampling?
must we not be trampling?
must you not be trampling?
must they not be trampling? 	must I not have trampled?
must you not have trampled?
must she not have trampled?
must we not have trampled?
must you not have trampled?
must they not have trampled? 	must I not have been trampling?
must you not have been trampling?
must she not have been trampling?
must we not have been trampling?
must you not have been trampling?
must they not have been trampling?