can backdate
Verbe régulier : backdate - backdated- backdated
Traduction française : antidater 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can backdate
you can backdate
she can backdate
we can backdate
you can backdate
they can backdate 	I can be backdating
you can be backdating
she can be backdating
we can be backdating
you can be backdating
they can be backdating	I can have backdated
you can have backdated
she can have backdated
we can have backdated
you can have backdated
they can have backdated	I can have been backdating
you can have been backdating
she can have been backdating
we can have been backdating
you can have been backdating
they can have been backdating	

Négation 	
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I can't backdate
you can't backdate
she can't backdate
we can't backdate
you can't backdate
they can't backdate 	I can't be backdating
you can't be backdating
she can't be backdating
we can't be backdating
you can't be backdating
they can't be backdating	I can't have backdated
you can't have backdated
she can't have backdated
we can't have backdated
you can't have backdated
they can't have backdated	I can't have been backdating
you can't have been backdating
she can't have been backdating
we can't have been backdating
you can't have been backdating
they can't have been backdating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I backdate?
can you backdate?
can she backdate?
can we backdate?
can you backdate?
can they backdate? 	can I be backdating?
can you be backdating?
can she be backdating?
can we be backdating?
can you be backdating?
can they be backdating? 	can I have backdated?
can you have backdated?
can she have backdated?
can we have backdated?
can you have backdated?
can they have backdated? 	can I have been backdating?
can you have been backdating?
can she have been backdating?
can we have been backdating?
can you have been backdating?
can they have been backdating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I backdate?
can't you backdate?
can't she backdate?
can't we backdate?
can't you backdate?
can't they backdate? 	can't I be backdating?
can't you be backdating?
can't she be backdating?
can't we be backdating?
can't you be backdating?
can't they be backdating? 	can't I have backdated?
can't you have backdated?
can't she have backdated?
can't we have backdated?
can't you have backdated?
can't they have backdated? 	can't I have been backdating?
can't you have been backdating?
can't she have been backdating?
can't we have been backdating?
can't you have been backdating?
can't they have been backdating?