could skunk
Verbe régulier : skunk - skunked- skunked

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could skunk
you could skunk
he could skunk
we could skunk
you could skunk
they could skunk 	I could be skunking
you could be skunking
he could be skunking
we could be skunking
you could be skunking
they could be skunking	I could have skunked
you could have skunked
he could have skunked
we could have skunked
you could have skunked
they could have skunked	I could have been skunking
you could have been skunking
he could have been skunking
we could have been skunking
you could have been skunking
they could have been skunking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't skunk
you couldn't skunk
he couldn't skunk
we couldn't skunk
you couldn't skunk
they couldn't skunk 	I couldn't be skunking
you couldn't be skunking
he couldn't be skunking
we couldn't be skunking
you couldn't be skunking
they couldn't be skunking	I couldn't have skunked
you couldn't have skunked
he couldn't have skunked
we couldn't have skunked
you couldn't have skunked
they couldn't have skunked	I couldn't have been skunking
you couldn't have been skunking
he couldn't have been skunking
we couldn't have been skunking
you couldn't have been skunking
they couldn't have been skunking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I skunk?
could you skunk?
could he skunk?
could we skunk?
could you skunk?
could they skunk? 	could I be skunking?
could you be skunking?
could he be skunking?
could we be skunking?
could you be skunking?
could they be skunking? 	could I have skunked?
could you have skunked?
could he have skunked?
could we have skunked?
could you have skunked?
could they have skunked? 	could I have been skunking?
could you have been skunking?
could he have been skunking?
could we have been skunking?
could you have been skunking?
could they have been skunking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I skunk?
couldn't you skunk?
couldn't he skunk?
couldn't we skunk?
couldn't you skunk?
couldn't they skunk? 	couldn't I be skunking?
couldn't you be skunking?
couldn't he be skunking?
couldn't we be skunking?
couldn't you be skunking?
couldn't they be skunking? 	couldn't I have skunked?
couldn't you have skunked?
couldn't he have skunked?
couldn't we have skunked?
couldn't you have skunked?
couldn't they have skunked? 	couldn't I have been skunking?
couldn't you have been skunking?
couldn't he have been skunking?
couldn't we have been skunking?
couldn't you have been skunking?
couldn't they have been skunking?