could froth
Verbe régulier : froth - frothed- frothed
Traduction française : écumer - faire mousser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could froth
you could froth
he could froth
we could froth
you could froth
they could froth 	I could be frothing
you could be frothing
he could be frothing
we could be frothing
you could be frothing
they could be frothing	I could have frothed
you could have frothed
he could have frothed
we could have frothed
you could have frothed
they could have frothed	I could have been frothing
you could have been frothing
he could have been frothing
we could have been frothing
you could have been frothing
they could have been frothing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't froth
you couldn't froth
he couldn't froth
we couldn't froth
you couldn't froth
they couldn't froth 	I couldn't be frothing
you couldn't be frothing
he couldn't be frothing
we couldn't be frothing
you couldn't be frothing
they couldn't be frothing	I couldn't have frothed
you couldn't have frothed
he couldn't have frothed
we couldn't have frothed
you couldn't have frothed
they couldn't have frothed	I couldn't have been frothing
you couldn't have been frothing
he couldn't have been frothing
we couldn't have been frothing
you couldn't have been frothing
they couldn't have been frothing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I froth?
could you froth?
could he froth?
could we froth?
could you froth?
could they froth? 	could I be frothing?
could you be frothing?
could he be frothing?
could we be frothing?
could you be frothing?
could they be frothing? 	could I have frothed?
could you have frothed?
could he have frothed?
could we have frothed?
could you have frothed?
could they have frothed? 	could I have been frothing?
could you have been frothing?
could he have been frothing?
could we have been frothing?
could you have been frothing?
could they have been frothing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I froth?
couldn't you froth?
couldn't he froth?
couldn't we froth?
couldn't you froth?
couldn't they froth? 	couldn't I be frothing?
couldn't you be frothing?
couldn't he be frothing?
couldn't we be frothing?
couldn't you be frothing?
couldn't they be frothing? 	couldn't I have frothed?
couldn't you have frothed?
couldn't he have frothed?
couldn't we have frothed?
couldn't you have frothed?
couldn't they have frothed? 	couldn't I have been frothing?
couldn't you have been frothing?
couldn't he have been frothing?
couldn't we have been frothing?
couldn't you have been frothing?
couldn't they have been frothing?