I could bronze you could bronze she could bronze we could bronze you could bronze they could bronze
V-ing form
I could be bronzing you could be bronzing she could be bronzing we could be bronzing you could be bronzing they could be bronzing
Perfect
I could have bronzed you could have bronzed she could have bronzed we could have bronzed you could have bronzed they could have bronzed
V-ing perfect
I could have been bronzing you could have been bronzing she could have been bronzing we could have been bronzing you could have been bronzing they could have been bronzing
Negation
Simple form
I could not bronze you could not bronze she could not bronze we could not bronze you could not bronze they could not bronze
V-ing form
I could not be bronzing you could not be bronzing she could not be bronzing we could not be bronzing you could not be bronzing they could not be bronzing
Perfect
I could not have bronzed you could not have bronzed she could not have bronzed we could not have bronzed you could not have bronzed they could not have bronzed
V-ing perfect
I could not have been bronzing you could not have been bronzing she could not have been bronzing we could not have been bronzing you could not have been bronzing they could not have been bronzing
Interrogative form
Simple form
could I bronze? could you bronze? could she bronze? could we bronze? could you bronze? could they bronze?
V-ing form
could I be bronzing? could you be bronzing? could she be bronzing? could we be bronzing? could you be bronzing? could they be bronzing?
Perfect
could I have bronzed? could you have bronzed? could she have bronzed? could we have bronzed? could you have bronzed? could they have bronzed?
V-ing perfect
could I have been bronzing? could you have been bronzing? could she have been bronzing? could we have been bronzing? could you have been bronzing? could they have been bronzing?
Interro-negative form
Simple form
could I not bronze? could you not bronze? could she not bronze? could we not bronze? could you not bronze? could they not bronze?
V-ing form
could I not be bronzing? could you not be bronzing? could she not be bronzing? could we not be bronzing? could you not be bronzing? could they not be bronzing?
Perfect
could I not have bronzed? could you not have bronzed? could she not have bronzed? could we not have bronzed? could you not have bronzed? could they not have bronzed?
V-ing perfect
could I not have been bronzing? could you not have been bronzing? could she not have been bronzing? could we not have been bronzing? could you not have been bronzing? could they not have been bronzing?