could antedate
Regelmä&szlig;iges Verb: antedate - antedated- antedated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could antedate
you could antedate
she could antedate
we could antedate
you could antedate
they could antedate 	I could be antedating
you could be antedating
she could be antedating
we could be antedating
you could be antedating
they could be antedating	I could have antedated
you could have antedated
she could have antedated
we could have antedated
you could have antedated
they could have antedated	I could have been antedating
you could have been antedating
she could have been antedating
we could have been antedating
you could have been antedating
they could have been antedating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not antedate
you could not antedate
she could not antedate
we could not antedate
you could not antedate
they could not antedate 	I could not be antedating
you could not be antedating
she could not be antedating
we could not be antedating
you could not be antedating
they could not be antedating	I could not have antedated
you could not have antedated
she could not have antedated
we could not have antedated
you could not have antedated
they could not have antedated	I could not have been antedating
you could not have been antedating
she could not have been antedating
we could not have been antedating
you could not have been antedating
they could not have been antedating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I antedate?
could you antedate?
could she antedate?
could we antedate?
could you antedate?
could they antedate? 	could I be antedating?
could you be antedating?
could she be antedating?
could we be antedating?
could you be antedating?
could they be antedating? 	could I have antedated?
could you have antedated?
could she have antedated?
could we have antedated?
could you have antedated?
could they have antedated? 	could I have been antedating?
could you have been antedating?
could she have been antedating?
could we have been antedating?
could you have been antedating?
could they have been antedating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not antedate?
could you not antedate?
could she not antedate?
could we not antedate?
could you not antedate?
could they not antedate? 	could I not be antedating?
could you not be antedating?
could she not be antedating?
could we not be antedating?
could you not be antedating?
could they not be antedating? 	could I not have antedated?
could you not have antedated?
could she not have antedated?
could we not have antedated?
could you not have antedated?
could they not have antedated? 	could I not have been antedating?
could you not have been antedating?
could she not have been antedating?
could we not have been antedating?
could you not have been antedating?
could they not have been antedating?