I could portray you could portray he could portray we could portray you could portray they could portray
V-ing form
I could be portraying you could be portraying he could be portraying we could be portraying you could be portraying they could be portraying
Perfect
I could have portrayed you could have portrayed he could have portrayed we could have portrayed you could have portrayed they could have portrayed
V-ing perfect
I could have been portraying you could have been portraying he could have been portraying we could have been portraying you could have been portraying they could have been portraying
Negation
Simple form
I could not portray you could not portray he could not portray we could not portray you could not portray they could not portray
V-ing form
I could not be portraying you could not be portraying he could not be portraying we could not be portraying you could not be portraying they could not be portraying
Perfect
I could not have portrayed you could not have portrayed he could not have portrayed we could not have portrayed you could not have portrayed they could not have portrayed
V-ing perfect
I could not have been portraying you could not have been portraying he could not have been portraying we could not have been portraying you could not have been portraying they could not have been portraying
Interrogative form
Simple form
could I portray? could you portray? could he portray? could we portray? could you portray? could they portray?
V-ing form
could I be portraying? could you be portraying? could he be portraying? could we be portraying? could you be portraying? could they be portraying?
Perfect
could I have portrayed? could you have portrayed? could he have portrayed? could we have portrayed? could you have portrayed? could they have portrayed?
V-ing perfect
could I have been portraying? could you have been portraying? could he have been portraying? could we have been portraying? could you have been portraying? could they have been portraying?
Interro-negative form
Simple form
could I not portray? could you not portray? could he not portray? could we not portray? could you not portray? could they not portray?
V-ing form
could I not be portraying? could you not be portraying? could he not be portraying? could we not be portraying? could you not be portraying? could they not be portraying?
Perfect
could I not have portrayed? could you not have portrayed? could he not have portrayed? could we not have portrayed? could you not have portrayed? could they not have portrayed?
V-ing perfect
could I not have been portraying? could you not have been portraying? could he not have been portraying? could we not have been portraying? could you not have been portraying? could they not have been portraying?