could fitter
Verbe régulier : fitter - fittered- fittered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could fitter
you could fitter
he could fitter
we could fitter
you could fitter
they could fitter 	I could be fittering
you could be fittering
he could be fittering
we could be fittering
you could be fittering
they could be fittering	I could have fittered
you could have fittered
he could have fittered
we could have fittered
you could have fittered
they could have fittered	I could have been fittering
you could have been fittering
he could have been fittering
we could have been fittering
you could have been fittering
they could have been fittering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't fitter
you couldn't fitter
he couldn't fitter
we couldn't fitter
you couldn't fitter
they couldn't fitter 	I couldn't be fittering
you couldn't be fittering
he couldn't be fittering
we couldn't be fittering
you couldn't be fittering
they couldn't be fittering	I couldn't have fittered
you couldn't have fittered
he couldn't have fittered
we couldn't have fittered
you couldn't have fittered
they couldn't have fittered	I couldn't have been fittering
you couldn't have been fittering
he couldn't have been fittering
we couldn't have been fittering
you couldn't have been fittering
they couldn't have been fittering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I fitter?
could you fitter?
could he fitter?
could we fitter?
could you fitter?
could they fitter? 	could I be fittering?
could you be fittering?
could he be fittering?
could we be fittering?
could you be fittering?
could they be fittering? 	could I have fittered?
could you have fittered?
could he have fittered?
could we have fittered?
could you have fittered?
could they have fittered? 	could I have been fittering?
could you have been fittering?
could he have been fittering?
could we have been fittering?
could you have been fittering?
could they have been fittering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I fitter?
couldn't you fitter?
couldn't he fitter?
couldn't we fitter?
couldn't you fitter?
couldn't they fitter? 	couldn't I be fittering?
couldn't you be fittering?
couldn't he be fittering?
couldn't we be fittering?
couldn't you be fittering?
couldn't they be fittering? 	couldn't I have fittered?
couldn't you have fittered?
couldn't he have fittered?
couldn't we have fittered?
couldn't you have fittered?
couldn't they have fittered? 	couldn't I have been fittering?
couldn't you have been fittering?
couldn't he have been fittering?
couldn't we have been fittering?
couldn't you have been fittering?
couldn't they have been fittering?