I could scorch you could scorch he could scorch we could scorch you could scorch they could scorch
V-ing form
I could be scorching you could be scorching he could be scorching we could be scorching you could be scorching they could be scorching
Perfect
I could have scorched you could have scorched he could have scorched we could have scorched you could have scorched they could have scorched
V-ing perfect
I could have been scorching you could have been scorching he could have been scorching we could have been scorching you could have been scorching they could have been scorching
Negation
Simple form
I could not scorch you could not scorch he could not scorch we could not scorch you could not scorch they could not scorch
V-ing form
I could not be scorching you could not be scorching he could not be scorching we could not be scorching you could not be scorching they could not be scorching
Perfect
I could not have scorched you could not have scorched he could not have scorched we could not have scorched you could not have scorched they could not have scorched
V-ing perfect
I could not have been scorching you could not have been scorching he could not have been scorching we could not have been scorching you could not have been scorching they could not have been scorching
Interrogative form
Simple form
could I scorch? could you scorch? could he scorch? could we scorch? could you scorch? could they scorch?
V-ing form
could I be scorching? could you be scorching? could he be scorching? could we be scorching? could you be scorching? could they be scorching?
Perfect
could I have scorched? could you have scorched? could he have scorched? could we have scorched? could you have scorched? could they have scorched?
V-ing perfect
could I have been scorching? could you have been scorching? could he have been scorching? could we have been scorching? could you have been scorching? could they have been scorching?
Interro-negative form
Simple form
could I not scorch? could you not scorch? could he not scorch? could we not scorch? could you not scorch? could they not scorch?
V-ing form
could I not be scorching? could you not be scorching? could he not be scorching? could we not be scorching? could you not be scorching? could they not be scorching?
Perfect
could I not have scorched? could you not have scorched? could he not have scorched? could we not have scorched? could you not have scorched? could they not have scorched?
V-ing perfect
could I not have been scorching? could you not have been scorching? could he not have been scorching? could we not have been scorching? could you not have been scorching? could they not have been scorching?