I could play-act you could play-act she could play-act we could play-act you could play-act they could play-act
V-ing form
I could be play-acting you could be play-acting she could be play-acting we could be play-acting you could be play-acting they could be play-acting
Perfect
I could have play-acted you could have play-acted she could have play-acted we could have play-acted you could have play-acted they could have play-acted
V-ing perfect
I could have been play-acting you could have been play-acting she could have been play-acting we could have been play-acting you could have been play-acting they could have been play-acting
Negation
Simple form
I couldn't play-act you couldn't play-act she couldn't play-act we couldn't play-act you couldn't play-act they couldn't play-act
V-ing form
I couldn't be play-acting you couldn't be play-acting she couldn't be play-acting we couldn't be play-acting you couldn't be play-acting they couldn't be play-acting
Perfect
I couldn't have play-acted you couldn't have play-acted she couldn't have play-acted we couldn't have play-acted you couldn't have play-acted they couldn't have play-acted
V-ing perfect
I couldn't have been play-acting you couldn't have been play-acting she couldn't have been play-acting we couldn't have been play-acting you couldn't have been play-acting they couldn't have been play-acting
Interrogative form
Simple form
could I play-act? could you play-act? could she play-act? could we play-act? could you play-act? could they play-act?
V-ing form
could I be play-acting? could you be play-acting? could she be play-acting? could we be play-acting? could you be play-acting? could they be play-acting?
Perfect
could I have play-acted? could you have play-acted? could she have play-acted? could we have play-acted? could you have play-acted? could they have play-acted?
V-ing perfect
could I have been play-acting? could you have been play-acting? could she have been play-acting? could we have been play-acting? could you have been play-acting? could they have been play-acting?
Interro-negative form
Simple form
couldn't I play-act? couldn't you play-act? couldn't she play-act? couldn't we play-act? couldn't you play-act? couldn't they play-act?
V-ing form
couldn't I be play-acting? couldn't you be play-acting? couldn't she be play-acting? couldn't we be play-acting? couldn't you be play-acting? couldn't they be play-acting?
Perfect
couldn't I have play-acted? couldn't you have play-acted? couldn't she have play-acted? couldn't we have play-acted? couldn't you have play-acted? couldn't they have play-acted?
V-ing perfect
couldn't I have been play-acting? couldn't you have been play-acting? couldn't she have been play-acting? couldn't we have been play-acting? couldn't you have been play-acting? couldn't they have been play-acting?