must preformat preformat
Verbe régulier : preformat preformat - preformat preformated- preformat preformated

, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must preformat preformat
you must preformat preformat
she must preformat preformat
we must preformat preformat
you must preformat preformat
they must preformat preformat 	I must be preformat preformating
you must be preformat preformating
she must be preformat preformating
we must be preformat preformating
you must be preformat preformating
they must be preformat preformating	I must have preformat preformated
you must have preformat preformated
she must have preformat preformated
we must have preformat preformated
you must have preformat preformated
they must have preformat preformated	I must have been preformat preformating
you must have been preformat preformating
she must have been preformat preformating
we must have been preformat preformating
you must have been preformat preformating
they must have been preformat preformating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't preformat preformat
you mustn't preformat preformat
she mustn't preformat preformat
we mustn't preformat preformat
you mustn't preformat preformat
they mustn't preformat preformat 	I mustn't be preformat preformating
you mustn't be preformat preformating
she mustn't be preformat preformating
we mustn't be preformat preformating
you mustn't be preformat preformating
they mustn't be preformat preformating	I mustn't have preformat preformated
you mustn't have preformat preformated
she mustn't have preformat preformated
we mustn't have preformat preformated
you mustn't have preformat preformated
they mustn't have preformat preformated	I mustn't have been preformat preformating
you mustn't have been preformat preformating
she mustn't have been preformat preformating
we mustn't have been preformat preformating
you mustn't have been preformat preformating
they mustn't have been preformat preformating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I preformat preformat?
must you preformat preformat?
must she preformat preformat?
must we preformat preformat?
must you preformat preformat?
must they preformat preformat? 	must I be preformat preformating?
must you be preformat preformating?
must she be preformat preformating?
must we be preformat preformating?
must you be preformat preformating?
must they be preformat preformating? 	must I have preformat preformated?
must you have preformat preformated?
must she have preformat preformated?
must we have preformat preformated?
must you have preformat preformated?
must they have preformat preformated? 	must I have been preformat preformating?
must you have been preformat preformating?
must she have been preformat preformating?
must we have been preformat preformating?
must you have been preformat preformating?
must they have been preformat preformating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I preformat preformat?
mustn't you preformat preformat?
mustn't she preformat preformat?
mustn't we preformat preformat?
mustn't you preformat preformat?
mustn't they preformat preformat? 	mustn't I be preformat preformating?
mustn't you be preformat preformating?
mustn't she be preformat preformating?
mustn't we be preformat preformating?
mustn't you be preformat preformating?
mustn't they be preformat preformating? 	mustn't I have preformat preformated?
mustn't you have preformat preformated?
mustn't she have preformat preformated?
mustn't we have preformat preformated?
mustn't you have preformat preformated?
mustn't they have preformat preformated? 	mustn't I have been preformat preformating?
mustn't you have been preformat preformating?
mustn't she have been preformat preformating?
mustn't we have been preformat preformating?
mustn't you have been preformat preformating?
mustn't they have been preformat preformating?