could foul
Verbe régulier : foul - fouled- fouled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could foul
you could foul
she could foul
we could foul
you could foul
they could foul 	I could be fouling
you could be fouling
she could be fouling
we could be fouling
you could be fouling
they could be fouling	I could have fouled
you could have fouled
she could have fouled
we could have fouled
you could have fouled
they could have fouled	I could have been fouling
you could have been fouling
she could have been fouling
we could have been fouling
you could have been fouling
they could have been fouling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not foul
you could not foul
she could not foul
we could not foul
you could not foul
they could not foul 	I could not be fouling
you could not be fouling
she could not be fouling
we could not be fouling
you could not be fouling
they could not be fouling	I could not have fouled
you could not have fouled
she could not have fouled
we could not have fouled
you could not have fouled
they could not have fouled	I could not have been fouling
you could not have been fouling
she could not have been fouling
we could not have been fouling
you could not have been fouling
they could not have been fouling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I foul?
could you foul?
could she foul?
could we foul?
could you foul?
could they foul? 	could I be fouling?
could you be fouling?
could she be fouling?
could we be fouling?
could you be fouling?
could they be fouling? 	could I have fouled?
could you have fouled?
could she have fouled?
could we have fouled?
could you have fouled?
could they have fouled? 	could I have been fouling?
could you have been fouling?
could she have been fouling?
could we have been fouling?
could you have been fouling?
could they have been fouling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not foul?
could you not foul?
could she not foul?
could we not foul?
could you not foul?
could they not foul? 	could I not be fouling?
could you not be fouling?
could she not be fouling?
could we not be fouling?
could you not be fouling?
could they not be fouling? 	could I not have fouled?
could you not have fouled?
could she not have fouled?
could we not have fouled?
could you not have fouled?
could they not have fouled? 	could I not have been fouling?
could you not have been fouling?
could she not have been fouling?
could we not have been fouling?
could you not have been fouling?
could they not have been fouling?