could factorise
Verbe régulier : factorise - factorised- factorised
Traduction française : (UK) mettre en facteurs 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could factorise
you could factorise
he could factorise
we could factorise
you could factorise
they could factorise 	I could be factorising
you could be factorising
he could be factorising
we could be factorising
you could be factorising
they could be factorising	I could have factorised
you could have factorised
he could have factorised
we could have factorised
you could have factorised
they could have factorised	I could have been factorising
you could have been factorising
he could have been factorising
we could have been factorising
you could have been factorising
they could have been factorising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't factorise
you couldn't factorise
he couldn't factorise
we couldn't factorise
you couldn't factorise
they couldn't factorise 	I couldn't be factorising
you couldn't be factorising
he couldn't be factorising
we couldn't be factorising
you couldn't be factorising
they couldn't be factorising	I couldn't have factorised
you couldn't have factorised
he couldn't have factorised
we couldn't have factorised
you couldn't have factorised
they couldn't have factorised	I couldn't have been factorising
you couldn't have been factorising
he couldn't have been factorising
we couldn't have been factorising
you couldn't have been factorising
they couldn't have been factorising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I factorise?
could you factorise?
could he factorise?
could we factorise?
could you factorise?
could they factorise? 	could I be factorising?
could you be factorising?
could he be factorising?
could we be factorising?
could you be factorising?
could they be factorising? 	could I have factorised?
could you have factorised?
could he have factorised?
could we have factorised?
could you have factorised?
could they have factorised? 	could I have been factorising?
could you have been factorising?
could he have been factorising?
could we have been factorising?
could you have been factorising?
could they have been factorising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I factorise?
couldn't you factorise?
couldn't he factorise?
couldn't we factorise?
couldn't you factorise?
couldn't they factorise? 	couldn't I be factorising?
couldn't you be factorising?
couldn't he be factorising?
couldn't we be factorising?
couldn't you be factorising?
couldn't they be factorising? 	couldn't I have factorised?
couldn't you have factorised?
couldn't he have factorised?
couldn't we have factorised?
couldn't you have factorised?
couldn't they have factorised? 	couldn't I have been factorising?
couldn't you have been factorising?
couldn't he have been factorising?
couldn't we have been factorising?
couldn't you have been factorising?
couldn't they have been factorising?