could polymerize
Verbe régulier : polymerize - polymerized- polymerized

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could polymerize
you could polymerize
she could polymerize
we could polymerize
you could polymerize
they could polymerize 	I could be polymerizing
you could be polymerizing
she could be polymerizing
we could be polymerizing
you could be polymerizing
they could be polymerizing	I could have polymerized
you could have polymerized
she could have polymerized
we could have polymerized
you could have polymerized
they could have polymerized	I could have been polymerizing
you could have been polymerizing
she could have been polymerizing
we could have been polymerizing
you could have been polymerizing
they could have been polymerizing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't polymerize
you couldn't polymerize
she couldn't polymerize
we couldn't polymerize
you couldn't polymerize
they couldn't polymerize 	I couldn't be polymerizing
you couldn't be polymerizing
she couldn't be polymerizing
we couldn't be polymerizing
you couldn't be polymerizing
they couldn't be polymerizing	I couldn't have polymerized
you couldn't have polymerized
she couldn't have polymerized
we couldn't have polymerized
you couldn't have polymerized
they couldn't have polymerized	I couldn't have been polymerizing
you couldn't have been polymerizing
she couldn't have been polymerizing
we couldn't have been polymerizing
you couldn't have been polymerizing
they couldn't have been polymerizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I polymerize?
could you polymerize?
could she polymerize?
could we polymerize?
could you polymerize?
could they polymerize? 	could I be polymerizing?
could you be polymerizing?
could she be polymerizing?
could we be polymerizing?
could you be polymerizing?
could they be polymerizing? 	could I have polymerized?
could you have polymerized?
could she have polymerized?
could we have polymerized?
could you have polymerized?
could they have polymerized? 	could I have been polymerizing?
could you have been polymerizing?
could she have been polymerizing?
could we have been polymerizing?
could you have been polymerizing?
could they have been polymerizing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I polymerize?
couldn't you polymerize?
couldn't she polymerize?
couldn't we polymerize?
couldn't you polymerize?
couldn't they polymerize? 	couldn't I be polymerizing?
couldn't you be polymerizing?
couldn't she be polymerizing?
couldn't we be polymerizing?
couldn't you be polymerizing?
couldn't they be polymerizing? 	couldn't I have polymerized?
couldn't you have polymerized?
couldn't she have polymerized?
couldn't we have polymerized?
couldn't you have polymerized?
couldn't they have polymerized? 	couldn't I have been polymerizing?
couldn't you have been polymerizing?
couldn't she have been polymerizing?
couldn't we have been polymerizing?
couldn't you have been polymerizing?
couldn't they have been polymerizing?