could impel
Verbo regular: impel - impelled- impelled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could impel
you could impel
he could impel
we could impel
you could impel
they could impel 	I could be impelling
you could be impelling
he could be impelling
we could be impelling
you could be impelling
they could be impelling	I could have impelled
you could have impelled
he could have impelled
we could have impelled
you could have impelled
they could have impelled	I could have been impelling
you could have been impelling
he could have been impelling
we could have been impelling
you could have been impelling
they could have been impelling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't impel
you couldn't impel
he couldn't impel
we couldn't impel
you couldn't impel
they couldn't impel 	I couldn't be impelling
you couldn't be impelling
he couldn't be impelling
we couldn't be impelling
you couldn't be impelling
they couldn't be impelling	I couldn't have impelled
you couldn't have impelled
he couldn't have impelled
we couldn't have impelled
you couldn't have impelled
they couldn't have impelled	I couldn't have been impelling
you couldn't have been impelling
he couldn't have been impelling
we couldn't have been impelling
you couldn't have been impelling
they couldn't have been impelling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I impel?
could you impel?
could he impel?
could we impel?
could you impel?
could they impel? 	could I be impelling?
could you be impelling?
could he be impelling?
could we be impelling?
could you be impelling?
could they be impelling? 	could I have impelled?
could you have impelled?
could he have impelled?
could we have impelled?
could you have impelled?
could they have impelled? 	could I have been impelling?
could you have been impelling?
could he have been impelling?
could we have been impelling?
could you have been impelling?
could they have been impelling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I impel?
couldn't you impel?
couldn't he impel?
couldn't we impel?
couldn't you impel?
couldn't they impel? 	couldn't I be impelling?
couldn't you be impelling?
couldn't he be impelling?
couldn't we be impelling?
couldn't you be impelling?
couldn't they be impelling? 	couldn't I have impelled?
couldn't you have impelled?
couldn't he have impelled?
couldn't we have impelled?
couldn't you have impelled?
couldn't they have impelled? 	couldn't I have been impelling?
couldn't you have been impelling?
couldn't he have been impelling?
couldn't we have been impelling?
couldn't you have been impelling?
couldn't they have been impelling?