could ameliorate
Verbe régulier : ameliorate - ameliorated- ameliorated
Traduction française : améliorer - s'améliorer 

Affirmation 	
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I could ameliorate
you could ameliorate
she could ameliorate
we could ameliorate
you could ameliorate
they could ameliorate 	I could be ameliorating
you could be ameliorating
she could be ameliorating
we could be ameliorating
you could be ameliorating
they could be ameliorating	I could have ameliorated
you could have ameliorated
she could have ameliorated
we could have ameliorated
you could have ameliorated
they could have ameliorated	I could have been ameliorating
you could have been ameliorating
she could have been ameliorating
we could have been ameliorating
you could have been ameliorating
they could have been ameliorating	

Négation 	
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I couldn't ameliorate
you couldn't ameliorate
she couldn't ameliorate
we couldn't ameliorate
you couldn't ameliorate
they couldn't ameliorate 	I couldn't be ameliorating
you couldn't be ameliorating
she couldn't be ameliorating
we couldn't be ameliorating
you couldn't be ameliorating
they couldn't be ameliorating	I couldn't have ameliorated
you couldn't have ameliorated
she couldn't have ameliorated
we couldn't have ameliorated
you couldn't have ameliorated
they couldn't have ameliorated	I couldn't have been ameliorating
you couldn't have been ameliorating
she couldn't have been ameliorating
we couldn't have been ameliorating
you couldn't have been ameliorating
they couldn't have been ameliorating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I ameliorate?
could you ameliorate?
could she ameliorate?
could we ameliorate?
could you ameliorate?
could they ameliorate? 	could I be ameliorating?
could you be ameliorating?
could she be ameliorating?
could we be ameliorating?
could you be ameliorating?
could they be ameliorating? 	could I have ameliorated?
could you have ameliorated?
could she have ameliorated?
could we have ameliorated?
could you have ameliorated?
could they have ameliorated? 	could I have been ameliorating?
could you have been ameliorating?
could she have been ameliorating?
could we have been ameliorating?
could you have been ameliorating?
could they have been ameliorating? 	

Forme interro-négative 	
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couldn't I ameliorate?
couldn't you ameliorate?
couldn't she ameliorate?
couldn't we ameliorate?
couldn't you ameliorate?
couldn't they ameliorate? 	couldn't I be ameliorating?
couldn't you be ameliorating?
couldn't she be ameliorating?
couldn't we be ameliorating?
couldn't you be ameliorating?
couldn't they be ameliorating? 	couldn't I have ameliorated?
couldn't you have ameliorated?
couldn't she have ameliorated?
couldn't we have ameliorated?
couldn't you have ameliorated?
couldn't they have ameliorated? 	couldn't I have been ameliorating?
couldn't you have been ameliorating?
couldn't she have been ameliorating?
couldn't we have been ameliorating?
couldn't you have been ameliorating?
couldn't they have been ameliorating?