I could foreground you could foreground he could foreground we could foreground you could foreground they could foreground
V-ing form
I could be foregrounding you could be foregrounding he could be foregrounding we could be foregrounding you could be foregrounding they could be foregrounding
Perfect
I could have foregrounded you could have foregrounded he could have foregrounded we could have foregrounded you could have foregrounded they could have foregrounded
V-ing perfect
I could have been foregrounding you could have been foregrounding he could have been foregrounding we could have been foregrounding you could have been foregrounding they could have been foregrounding
Negation
Simple form
I could not foreground you could not foreground he could not foreground we could not foreground you could not foreground they could not foreground
V-ing form
I could not be foregrounding you could not be foregrounding he could not be foregrounding we could not be foregrounding you could not be foregrounding they could not be foregrounding
Perfect
I could not have foregrounded you could not have foregrounded he could not have foregrounded we could not have foregrounded you could not have foregrounded they could not have foregrounded
V-ing perfect
I could not have been foregrounding you could not have been foregrounding he could not have been foregrounding we could not have been foregrounding you could not have been foregrounding they could not have been foregrounding
Interrogative form
Simple form
could I foreground? could you foreground? could he foreground? could we foreground? could you foreground? could they foreground?
V-ing form
could I be foregrounding? could you be foregrounding? could he be foregrounding? could we be foregrounding? could you be foregrounding? could they be foregrounding?
Perfect
could I have foregrounded? could you have foregrounded? could he have foregrounded? could we have foregrounded? could you have foregrounded? could they have foregrounded?
V-ing perfect
could I have been foregrounding? could you have been foregrounding? could he have been foregrounding? could we have been foregrounding? could you have been foregrounding? could they have been foregrounding?
Interro-negative form
Simple form
could I not foreground? could you not foreground? could he not foreground? could we not foreground? could you not foreground? could they not foreground?
V-ing form
could I not be foregrounding? could you not be foregrounding? could he not be foregrounding? could we not be foregrounding? could you not be foregrounding? could they not be foregrounding?
Perfect
could I not have foregrounded? could you not have foregrounded? could he not have foregrounded? could we not have foregrounded? could you not have foregrounded? could they not have foregrounded?
V-ing perfect
could I not have been foregrounding? could you not have been foregrounding? could he not have been foregrounding? could we not have been foregrounding? could you not have been foregrounding? could they not have been foregrounding?