could deadpan
Verbe régulier : deadpan - deadpaned- deadpaned

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could deadpan
you could deadpan
he could deadpan
we could deadpan
you could deadpan
they could deadpan 	I could be deadpaning
you could be deadpaning
he could be deadpaning
we could be deadpaning
you could be deadpaning
they could be deadpaning	I could have deadpaned
you could have deadpaned
he could have deadpaned
we could have deadpaned
you could have deadpaned
they could have deadpaned	I could have been deadpaning
you could have been deadpaning
he could have been deadpaning
we could have been deadpaning
you could have been deadpaning
they could have been deadpaning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't deadpan
you couldn't deadpan
he couldn't deadpan
we couldn't deadpan
you couldn't deadpan
they couldn't deadpan 	I couldn't be deadpaning
you couldn't be deadpaning
he couldn't be deadpaning
we couldn't be deadpaning
you couldn't be deadpaning
they couldn't be deadpaning	I couldn't have deadpaned
you couldn't have deadpaned
he couldn't have deadpaned
we couldn't have deadpaned
you couldn't have deadpaned
they couldn't have deadpaned	I couldn't have been deadpaning
you couldn't have been deadpaning
he couldn't have been deadpaning
we couldn't have been deadpaning
you couldn't have been deadpaning
they couldn't have been deadpaning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I deadpan?
could you deadpan?
could he deadpan?
could we deadpan?
could you deadpan?
could they deadpan? 	could I be deadpaning?
could you be deadpaning?
could he be deadpaning?
could we be deadpaning?
could you be deadpaning?
could they be deadpaning? 	could I have deadpaned?
could you have deadpaned?
could he have deadpaned?
could we have deadpaned?
could you have deadpaned?
could they have deadpaned? 	could I have been deadpaning?
could you have been deadpaning?
could he have been deadpaning?
could we have been deadpaning?
could you have been deadpaning?
could they have been deadpaning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I deadpan?
couldn't you deadpan?
couldn't he deadpan?
couldn't we deadpan?
couldn't you deadpan?
couldn't they deadpan? 	couldn't I be deadpaning?
couldn't you be deadpaning?
couldn't he be deadpaning?
couldn't we be deadpaning?
couldn't you be deadpaning?
couldn't they be deadpaning? 	couldn't I have deadpaned?
couldn't you have deadpaned?
couldn't he have deadpaned?
couldn't we have deadpaned?
couldn't you have deadpaned?
couldn't they have deadpaned? 	couldn't I have been deadpaning?
couldn't you have been deadpaning?
couldn't he have been deadpaning?
couldn't we have been deadpaning?
couldn't you have been deadpaning?
couldn't they have been deadpaning?