could triple
Verbe régulier : triple - tripled- tripled
Traduction française : tripler - tripler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could triple
you could triple
he could triple
we could triple
you could triple
they could triple 	I could be tripling
you could be tripling
he could be tripling
we could be tripling
you could be tripling
they could be tripling	I could have tripled
you could have tripled
he could have tripled
we could have tripled
you could have tripled
they could have tripled	I could have been tripling
you could have been tripling
he could have been tripling
we could have been tripling
you could have been tripling
they could have been tripling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't triple
you couldn't triple
he couldn't triple
we couldn't triple
you couldn't triple
they couldn't triple 	I couldn't be tripling
you couldn't be tripling
he couldn't be tripling
we couldn't be tripling
you couldn't be tripling
they couldn't be tripling	I couldn't have tripled
you couldn't have tripled
he couldn't have tripled
we couldn't have tripled
you couldn't have tripled
they couldn't have tripled	I couldn't have been tripling
you couldn't have been tripling
he couldn't have been tripling
we couldn't have been tripling
you couldn't have been tripling
they couldn't have been tripling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I triple?
could you triple?
could he triple?
could we triple?
could you triple?
could they triple? 	could I be tripling?
could you be tripling?
could he be tripling?
could we be tripling?
could you be tripling?
could they be tripling? 	could I have tripled?
could you have tripled?
could he have tripled?
could we have tripled?
could you have tripled?
could they have tripled? 	could I have been tripling?
could you have been tripling?
could he have been tripling?
could we have been tripling?
could you have been tripling?
could they have been tripling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I triple?
couldn't you triple?
couldn't he triple?
couldn't we triple?
couldn't you triple?
couldn't they triple? 	couldn't I be tripling?
couldn't you be tripling?
couldn't he be tripling?
couldn't we be tripling?
couldn't you be tripling?
couldn't they be tripling? 	couldn't I have tripled?
couldn't you have tripled?
couldn't he have tripled?
couldn't we have tripled?
couldn't you have tripled?
couldn't they have tripled? 	couldn't I have been tripling?
couldn't you have been tripling?
couldn't he have been tripling?
couldn't we have been tripling?
couldn't you have been tripling?
couldn't they have been tripling?