Conjugaison du verbe anglais COULD SMELL

I could smell
you could smell
he could smell
we could smell
you could smell
they could smell

I could be smelling
you could be smelling
he could be smelling
we could be smelling
you could be smelling
they could be smelling

I could have smelled, smelt
you could have smelled, smelt
he could have smelled, smelt
we could have smelled, smelt
you could have smelled, smelt
they could have smelled, smelt

I could have been smelling
you could have been smelling
he could have been smelling
we could have been smelling
you could have been smelling
they could have been smelling

I could not smell
you could not smell
he could not smell
we could not smell
you could not smell
they could not smell

I could not be smelling
you could not be smelling
he could not be smelling
we could not be smelling
you could not be smelling
they could not be smelling

I could not have smelled, smelt
you could not have smelled, smelt
he could not have smelled, smelt
we could not have smelled, smelt
you could not have smelled, smelt
they could not have smelled, smelt

I could not have been smelling
you could not have been smelling
he could not have been smelling
we could not have been smelling
you could not have been smelling
they could not have been smelling

could I smell?
could you smell?
could he smell?
could we smell?
could you smell?
could they smell?

could I be smelling?
could you be smelling?
could he be smelling?
could we be smelling?
could you be smelling?
could they be smelling?

could I have smelled, smelt?
could you have smelled, smelt?
could he have smelled, smelt?
could we have smelled, smelt?
could you have smelled, smelt?
could they have smelled, smelt?

could I have been smelling?
could you have been smelling?
could he have been smelling?
could we have been smelling?
could you have been smelling?
could they have been smelling?

could I not smell?
could you not smell?
could he not smell?
could we not smell?
could you not smell?
could they not smell?

could I not be smelling?
could you not be smelling?
could he not be smelling?
could we not be smelling?
could you not be smelling?
could they not be smelling?

could I not have smelled, smelt?
could you not have smelled, smelt?
could he not have smelled, smelt?
could we not have smelled, smelt?
could you not have smelled, smelt?
could they not have smelled, smelt?

could I not have been smelling?
could you not have been smelling?
could he not have been smelling?
could we not have been smelling?
could you not have been smelling?
could they not have been smelling?