could bituminise
Verbe régulier : bituminise - bituminised- bituminised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could bituminise
you could bituminise
he could bituminise
we could bituminise
you could bituminise
they could bituminise 	I could be bituminising
you could be bituminising
he could be bituminising
we could be bituminising
you could be bituminising
they could be bituminising	I could have bituminised
you could have bituminised
he could have bituminised
we could have bituminised
you could have bituminised
they could have bituminised	I could have been bituminising
you could have been bituminising
he could have been bituminising
we could have been bituminising
you could have been bituminising
they could have been bituminising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't bituminise
you couldn't bituminise
he couldn't bituminise
we couldn't bituminise
you couldn't bituminise
they couldn't bituminise 	I couldn't be bituminising
you couldn't be bituminising
he couldn't be bituminising
we couldn't be bituminising
you couldn't be bituminising
they couldn't be bituminising	I couldn't have bituminised
you couldn't have bituminised
he couldn't have bituminised
we couldn't have bituminised
you couldn't have bituminised
they couldn't have bituminised	I couldn't have been bituminising
you couldn't have been bituminising
he couldn't have been bituminising
we couldn't have been bituminising
you couldn't have been bituminising
they couldn't have been bituminising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I bituminise?
could you bituminise?
could he bituminise?
could we bituminise?
could you bituminise?
could they bituminise? 	could I be bituminising?
could you be bituminising?
could he be bituminising?
could we be bituminising?
could you be bituminising?
could they be bituminising? 	could I have bituminised?
could you have bituminised?
could he have bituminised?
could we have bituminised?
could you have bituminised?
could they have bituminised? 	could I have been bituminising?
could you have been bituminising?
could he have been bituminising?
could we have been bituminising?
could you have been bituminising?
could they have been bituminising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I bituminise?
couldn't you bituminise?
couldn't he bituminise?
couldn't we bituminise?
couldn't you bituminise?
couldn't they bituminise? 	couldn't I be bituminising?
couldn't you be bituminising?
couldn't he be bituminising?
couldn't we be bituminising?
couldn't you be bituminising?
couldn't they be bituminising? 	couldn't I have bituminised?
couldn't you have bituminised?
couldn't he have bituminised?
couldn't we have bituminised?
couldn't you have bituminised?
couldn't they have bituminised? 	couldn't I have been bituminising?
couldn't you have been bituminising?
couldn't he have been bituminising?
couldn't we have been bituminising?
couldn't you have been bituminising?
couldn't they have been bituminising?