could toboggan
Verbe régulier : toboggan - tobogganed- tobogganed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could toboggan
you could toboggan
he could toboggan
we could toboggan
you could toboggan
they could toboggan 	I could be tobogganing
you could be tobogganing
he could be tobogganing
we could be tobogganing
you could be tobogganing
they could be tobogganing	I could have tobogganed
you could have tobogganed
he could have tobogganed
we could have tobogganed
you could have tobogganed
they could have tobogganed	I could have been tobogganing
you could have been tobogganing
he could have been tobogganing
we could have been tobogganing
you could have been tobogganing
they could have been tobogganing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't toboggan
you couldn't toboggan
he couldn't toboggan
we couldn't toboggan
you couldn't toboggan
they couldn't toboggan 	I couldn't be tobogganing
you couldn't be tobogganing
he couldn't be tobogganing
we couldn't be tobogganing
you couldn't be tobogganing
they couldn't be tobogganing	I couldn't have tobogganed
you couldn't have tobogganed
he couldn't have tobogganed
we couldn't have tobogganed
you couldn't have tobogganed
they couldn't have tobogganed	I couldn't have been tobogganing
you couldn't have been tobogganing
he couldn't have been tobogganing
we couldn't have been tobogganing
you couldn't have been tobogganing
they couldn't have been tobogganing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I toboggan?
could you toboggan?
could he toboggan?
could we toboggan?
could you toboggan?
could they toboggan? 	could I be tobogganing?
could you be tobogganing?
could he be tobogganing?
could we be tobogganing?
could you be tobogganing?
could they be tobogganing? 	could I have tobogganed?
could you have tobogganed?
could he have tobogganed?
could we have tobogganed?
could you have tobogganed?
could they have tobogganed? 	could I have been tobogganing?
could you have been tobogganing?
could he have been tobogganing?
could we have been tobogganing?
could you have been tobogganing?
could they have been tobogganing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I toboggan?
couldn't you toboggan?
couldn't he toboggan?
couldn't we toboggan?
couldn't you toboggan?
couldn't they toboggan? 	couldn't I be tobogganing?
couldn't you be tobogganing?
couldn't he be tobogganing?
couldn't we be tobogganing?
couldn't you be tobogganing?
couldn't they be tobogganing? 	couldn't I have tobogganed?
couldn't you have tobogganed?
couldn't he have tobogganed?
couldn't we have tobogganed?
couldn't you have tobogganed?
couldn't they have tobogganed? 	couldn't I have been tobogganing?
couldn't you have been tobogganing?
couldn't he have been tobogganing?
couldn't we have been tobogganing?
couldn't you have been tobogganing?
couldn't they have been tobogganing?