could colourise
Verbe régulier : colourise - colourised- colourised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could colourise
you could colourise
he could colourise
we could colourise
you could colourise
they could colourise 	I could be colourising
you could be colourising
he could be colourising
we could be colourising
you could be colourising
they could be colourising	I could have colourised
you could have colourised
he could have colourised
we could have colourised
you could have colourised
they could have colourised	I could have been colourising
you could have been colourising
he could have been colourising
we could have been colourising
you could have been colourising
they could have been colourising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not colourise
you could not colourise
he could not colourise
we could not colourise
you could not colourise
they could not colourise 	I could not be colourising
you could not be colourising
he could not be colourising
we could not be colourising
you could not be colourising
they could not be colourising	I could not have colourised
you could not have colourised
he could not have colourised
we could not have colourised
you could not have colourised
they could not have colourised	I could not have been colourising
you could not have been colourising
he could not have been colourising
we could not have been colourising
you could not have been colourising
they could not have been colourising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I colourise?
could you colourise?
could he colourise?
could we colourise?
could you colourise?
could they colourise? 	could I be colourising?
could you be colourising?
could he be colourising?
could we be colourising?
could you be colourising?
could they be colourising? 	could I have colourised?
could you have colourised?
could he have colourised?
could we have colourised?
could you have colourised?
could they have colourised? 	could I have been colourising?
could you have been colourising?
could he have been colourising?
could we have been colourising?
could you have been colourising?
could they have been colourising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not colourise?
could you not colourise?
could he not colourise?
could we not colourise?
could you not colourise?
could they not colourise? 	could I not be colourising?
could you not be colourising?
could he not be colourising?
could we not be colourising?
could you not be colourising?
could they not be colourising? 	could I not have colourised?
could you not have colourised?
could he not have colourised?
could we not have colourised?
could you not have colourised?
could they not have colourised? 	could I not have been colourising?
could you not have been colourising?
could he not have been colourising?
could we not have been colourising?
could you not have been colourising?
could they not have been colourising?