I could soliloquise you could soliloquise he could soliloquise we could soliloquise you could soliloquise they could soliloquise
V-ing form
I could be soliloquising you could be soliloquising he could be soliloquising we could be soliloquising you could be soliloquising they could be soliloquising
Perfect
I could have soliloquised you could have soliloquised he could have soliloquised we could have soliloquised you could have soliloquised they could have soliloquised
V-ing perfect
I could have been soliloquising you could have been soliloquising he could have been soliloquising we could have been soliloquising you could have been soliloquising they could have been soliloquising
Negation
Simple form
I could not soliloquise you could not soliloquise he could not soliloquise we could not soliloquise you could not soliloquise they could not soliloquise
V-ing form
I could not be soliloquising you could not be soliloquising he could not be soliloquising we could not be soliloquising you could not be soliloquising they could not be soliloquising
Perfect
I could not have soliloquised you could not have soliloquised he could not have soliloquised we could not have soliloquised you could not have soliloquised they could not have soliloquised
V-ing perfect
I could not have been soliloquising you could not have been soliloquising he could not have been soliloquising we could not have been soliloquising you could not have been soliloquising they could not have been soliloquising
Interrogative form
Simple form
could I soliloquise? could you soliloquise? could he soliloquise? could we soliloquise? could you soliloquise? could they soliloquise?
V-ing form
could I be soliloquising? could you be soliloquising? could he be soliloquising? could we be soliloquising? could you be soliloquising? could they be soliloquising?
Perfect
could I have soliloquised? could you have soliloquised? could he have soliloquised? could we have soliloquised? could you have soliloquised? could they have soliloquised?
V-ing perfect
could I have been soliloquising? could you have been soliloquising? could he have been soliloquising? could we have been soliloquising? could you have been soliloquising? could they have been soliloquising?
Interro-negative form
Simple form
could I not soliloquise? could you not soliloquise? could he not soliloquise? could we not soliloquise? could you not soliloquise? could they not soliloquise?
V-ing form
could I not be soliloquising? could you not be soliloquising? could he not be soliloquising? could we not be soliloquising? could you not be soliloquising? could they not be soliloquising?
Perfect
could I not have soliloquised? could you not have soliloquised? could he not have soliloquised? could we not have soliloquised? could you not have soliloquised? could they not have soliloquised?
V-ing perfect
could I not have been soliloquising? could you not have been soliloquising? could he not have been soliloquising? could we not have been soliloquising? could you not have been soliloquising? could they not have been soliloquising?