could dog-paddle
Verbe régulier : dog-paddle - dog-paddled- dog-paddled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could dog-paddle
you could dog-paddle
she could dog-paddle
we could dog-paddle
you could dog-paddle
they could dog-paddle 	I could be dog-paddling
you could be dog-paddling
she could be dog-paddling
we could be dog-paddling
you could be dog-paddling
they could be dog-paddling	I could have dog-paddled
you could have dog-paddled
she could have dog-paddled
we could have dog-paddled
you could have dog-paddled
they could have dog-paddled	I could have been dog-paddling
you could have been dog-paddling
she could have been dog-paddling
we could have been dog-paddling
you could have been dog-paddling
they could have been dog-paddling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't dog-paddle
you couldn't dog-paddle
she couldn't dog-paddle
we couldn't dog-paddle
you couldn't dog-paddle
they couldn't dog-paddle 	I couldn't be dog-paddling
you couldn't be dog-paddling
she couldn't be dog-paddling
we couldn't be dog-paddling
you couldn't be dog-paddling
they couldn't be dog-paddling	I couldn't have dog-paddled
you couldn't have dog-paddled
she couldn't have dog-paddled
we couldn't have dog-paddled
you couldn't have dog-paddled
they couldn't have dog-paddled	I couldn't have been dog-paddling
you couldn't have been dog-paddling
she couldn't have been dog-paddling
we couldn't have been dog-paddling
you couldn't have been dog-paddling
they couldn't have been dog-paddling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I dog-paddle?
could you dog-paddle?
could she dog-paddle?
could we dog-paddle?
could you dog-paddle?
could they dog-paddle? 	could I be dog-paddling?
could you be dog-paddling?
could she be dog-paddling?
could we be dog-paddling?
could you be dog-paddling?
could they be dog-paddling? 	could I have dog-paddled?
could you have dog-paddled?
could she have dog-paddled?
could we have dog-paddled?
could you have dog-paddled?
could they have dog-paddled? 	could I have been dog-paddling?
could you have been dog-paddling?
could she have been dog-paddling?
could we have been dog-paddling?
could you have been dog-paddling?
could they have been dog-paddling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I dog-paddle?
couldn't you dog-paddle?
couldn't she dog-paddle?
couldn't we dog-paddle?
couldn't you dog-paddle?
couldn't they dog-paddle? 	couldn't I be dog-paddling?
couldn't you be dog-paddling?
couldn't she be dog-paddling?
couldn't we be dog-paddling?
couldn't you be dog-paddling?
couldn't they be dog-paddling? 	couldn't I have dog-paddled?
couldn't you have dog-paddled?
couldn't she have dog-paddled?
couldn't we have dog-paddled?
couldn't you have dog-paddled?
couldn't they have dog-paddled? 	couldn't I have been dog-paddling?
couldn't you have been dog-paddling?
couldn't she have been dog-paddling?
couldn't we have been dog-paddling?
couldn't you have been dog-paddling?
couldn't they have been dog-paddling?