could yield
Verbe régulier : yield - yielded- yielded
Traduction française : céder - produire 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could yield
you could yield
he could yield
we could yield
you could yield
they could yield 	I could be yielding
you could be yielding
he could be yielding
we could be yielding
you could be yielding
they could be yielding	I could have yielded
you could have yielded
he could have yielded
we could have yielded
you could have yielded
they could have yielded	I could have been yielding
you could have been yielding
he could have been yielding
we could have been yielding
you could have been yielding
they could have been yielding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not yield
you could not yield
he could not yield
we could not yield
you could not yield
they could not yield 	I could not be yielding
you could not be yielding
he could not be yielding
we could not be yielding
you could not be yielding
they could not be yielding	I could not have yielded
you could not have yielded
he could not have yielded
we could not have yielded
you could not have yielded
they could not have yielded	I could not have been yielding
you could not have been yielding
he could not have been yielding
we could not have been yielding
you could not have been yielding
they could not have been yielding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I yield?
could you yield?
could he yield?
could we yield?
could you yield?
could they yield? 	could I be yielding?
could you be yielding?
could he be yielding?
could we be yielding?
could you be yielding?
could they be yielding? 	could I have yielded?
could you have yielded?
could he have yielded?
could we have yielded?
could you have yielded?
could they have yielded? 	could I have been yielding?
could you have been yielding?
could he have been yielding?
could we have been yielding?
could you have been yielding?
could they have been yielding? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not yield?
could you not yield?
could he not yield?
could we not yield?
could you not yield?
could they not yield? 	could I not be yielding?
could you not be yielding?
could he not be yielding?
could we not be yielding?
could you not be yielding?
could they not be yielding? 	could I not have yielded?
could you not have yielded?
could he not have yielded?
could we not have yielded?
could you not have yielded?
could they not have yielded? 	could I not have been yielding?
could you not have been yielding?
could he not have been yielding?
could we not have been yielding?
could you not have been yielding?
could they not have been yielding?