could dateline
Verbe régulier : dateline - datelined- datelined

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could dateline
you could dateline
he could dateline
we could dateline
you could dateline
they could dateline 	I could be datelining
you could be datelining
he could be datelining
we could be datelining
you could be datelining
they could be datelining	I could have datelined
you could have datelined
he could have datelined
we could have datelined
you could have datelined
they could have datelined	I could have been datelining
you could have been datelining
he could have been datelining
we could have been datelining
you could have been datelining
they could have been datelining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not dateline
you could not dateline
he could not dateline
we could not dateline
you could not dateline
they could not dateline 	I could not be datelining
you could not be datelining
he could not be datelining
we could not be datelining
you could not be datelining
they could not be datelining	I could not have datelined
you could not have datelined
he could not have datelined
we could not have datelined
you could not have datelined
they could not have datelined	I could not have been datelining
you could not have been datelining
he could not have been datelining
we could not have been datelining
you could not have been datelining
they could not have been datelining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I dateline?
could you dateline?
could he dateline?
could we dateline?
could you dateline?
could they dateline? 	could I be datelining?
could you be datelining?
could he be datelining?
could we be datelining?
could you be datelining?
could they be datelining? 	could I have datelined?
could you have datelined?
could he have datelined?
could we have datelined?
could you have datelined?
could they have datelined? 	could I have been datelining?
could you have been datelining?
could he have been datelining?
could we have been datelining?
could you have been datelining?
could they have been datelining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not dateline?
could you not dateline?
could he not dateline?
could we not dateline?
could you not dateline?
could they not dateline? 	could I not be datelining?
could you not be datelining?
could he not be datelining?
could we not be datelining?
could you not be datelining?
could they not be datelining? 	could I not have datelined?
could you not have datelined?
could he not have datelined?
could we not have datelined?
could you not have datelined?
could they not have datelined? 	could I not have been datelining?
could you not have been datelining?
could he not have been datelining?
could we not have been datelining?
could you not have been datelining?
could they not have been datelining?