must predate
Verbe régulier : predate - predated- predated
Traduction française : antidater - être antérieur à 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must predate
you must predate
she must predate
we must predate
you must predate
they must predate 	I must be predating
you must be predating
she must be predating
we must be predating
you must be predating
they must be predating	I must have predated
you must have predated
she must have predated
we must have predated
you must have predated
they must have predated	I must have been predating
you must have been predating
she must have been predating
we must have been predating
you must have been predating
they must have been predating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't predate
you mustn't predate
she mustn't predate
we mustn't predate
you mustn't predate
they mustn't predate 	I mustn't be predating
you mustn't be predating
she mustn't be predating
we mustn't be predating
you mustn't be predating
they mustn't be predating	I mustn't have predated
you mustn't have predated
she mustn't have predated
we mustn't have predated
you mustn't have predated
they mustn't have predated	I mustn't have been predating
you mustn't have been predating
she mustn't have been predating
we mustn't have been predating
you mustn't have been predating
they mustn't have been predating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I predate?
must you predate?
must she predate?
must we predate?
must you predate?
must they predate? 	must I be predating?
must you be predating?
must she be predating?
must we be predating?
must you be predating?
must they be predating? 	must I have predated?
must you have predated?
must she have predated?
must we have predated?
must you have predated?
must they have predated? 	must I have been predating?
must you have been predating?
must she have been predating?
must we have been predating?
must you have been predating?
must they have been predating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I predate?
mustn't you predate?
mustn't she predate?
mustn't we predate?
mustn't you predate?
mustn't they predate? 	mustn't I be predating?
mustn't you be predating?
mustn't she be predating?
mustn't we be predating?
mustn't you be predating?
mustn't they be predating? 	mustn't I have predated?
mustn't you have predated?
mustn't she have predated?
mustn't we have predated?
mustn't you have predated?
mustn't they have predated? 	mustn't I have been predating?
mustn't you have been predating?
mustn't she have been predating?
mustn't we have been predating?
mustn't you have been predating?
mustn't they have been predating?