I could pawn you could pawn he could pawn we could pawn you could pawn they could pawn
V-ing form
I could be pawning you could be pawning he could be pawning we could be pawning you could be pawning they could be pawning
Perfect
I could have pawned you could have pawned he could have pawned we could have pawned you could have pawned they could have pawned
V-ing perfect
I could have been pawning you could have been pawning he could have been pawning we could have been pawning you could have been pawning they could have been pawning
Negation
Simple form
I could not pawn you could not pawn he could not pawn we could not pawn you could not pawn they could not pawn
V-ing form
I could not be pawning you could not be pawning he could not be pawning we could not be pawning you could not be pawning they could not be pawning
Perfect
I could not have pawned you could not have pawned he could not have pawned we could not have pawned you could not have pawned they could not have pawned
V-ing perfect
I could not have been pawning you could not have been pawning he could not have been pawning we could not have been pawning you could not have been pawning they could not have been pawning
Interrogative form
Simple form
could I pawn? could you pawn? could he pawn? could we pawn? could you pawn? could they pawn?
V-ing form
could I be pawning? could you be pawning? could he be pawning? could we be pawning? could you be pawning? could they be pawning?
Perfect
could I have pawned? could you have pawned? could he have pawned? could we have pawned? could you have pawned? could they have pawned?
V-ing perfect
could I have been pawning? could you have been pawning? could he have been pawning? could we have been pawning? could you have been pawning? could they have been pawning?
Interro-negative form
Simple form
could I not pawn? could you not pawn? could he not pawn? could we not pawn? could you not pawn? could they not pawn?
V-ing form
could I not be pawning? could you not be pawning? could he not be pawning? could we not be pawning? could you not be pawning? could they not be pawning?
Perfect
could I not have pawned? could you not have pawned? could he not have pawned? could we not have pawned? could you not have pawned? could they not have pawned?
V-ing perfect
could I not have been pawning? could you not have been pawning? could he not have been pawning? could we not have been pawning? could you not have been pawning? could they not have been pawning?