must pace
Verbe régulier : pace - paced- paced
Traduction française : marcher (à pas mesurés) - arpenter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must pace
you must pace
she must pace
we must pace
you must pace
they must pace 	I must be pacing
you must be pacing
she must be pacing
we must be pacing
you must be pacing
they must be pacing	I must have paced
you must have paced
she must have paced
we must have paced
you must have paced
they must have paced	I must have been pacing
you must have been pacing
she must have been pacing
we must have been pacing
you must have been pacing
they must have been pacing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't pace
you mustn't pace
she mustn't pace
we mustn't pace
you mustn't pace
they mustn't pace 	I mustn't be pacing
you mustn't be pacing
she mustn't be pacing
we mustn't be pacing
you mustn't be pacing
they mustn't be pacing	I mustn't have paced
you mustn't have paced
she mustn't have paced
we mustn't have paced
you mustn't have paced
they mustn't have paced	I mustn't have been pacing
you mustn't have been pacing
she mustn't have been pacing
we mustn't have been pacing
you mustn't have been pacing
they mustn't have been pacing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I pace?
must you pace?
must she pace?
must we pace?
must you pace?
must they pace? 	must I be pacing?
must you be pacing?
must she be pacing?
must we be pacing?
must you be pacing?
must they be pacing? 	must I have paced?
must you have paced?
must she have paced?
must we have paced?
must you have paced?
must they have paced? 	must I have been pacing?
must you have been pacing?
must she have been pacing?
must we have been pacing?
must you have been pacing?
must they have been pacing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I pace?
mustn't you pace?
mustn't she pace?
mustn't we pace?
mustn't you pace?
mustn't they pace? 	mustn't I be pacing?
mustn't you be pacing?
mustn't she be pacing?
mustn't we be pacing?
mustn't you be pacing?
mustn't they be pacing? 	mustn't I have paced?
mustn't you have paced?
mustn't she have paced?
mustn't we have paced?
mustn't you have paced?
mustn't they have paced? 	mustn't I have been pacing?
mustn't you have been pacing?
mustn't she have been pacing?
mustn't we have been pacing?
mustn't you have been pacing?
mustn't they have been pacing?