I could torch you could torch he could torch we could torch you could torch they could torch
V-ing form
I could be torching you could be torching he could be torching we could be torching you could be torching they could be torching
Perfect
I could have torched you could have torched he could have torched we could have torched you could have torched they could have torched
V-ing perfect
I could have been torching you could have been torching he could have been torching we could have been torching you could have been torching they could have been torching
Negation
Simple form
I could not torch you could not torch he could not torch we could not torch you could not torch they could not torch
V-ing form
I could not be torching you could not be torching he could not be torching we could not be torching you could not be torching they could not be torching
Perfect
I could not have torched you could not have torched he could not have torched we could not have torched you could not have torched they could not have torched
V-ing perfect
I could not have been torching you could not have been torching he could not have been torching we could not have been torching you could not have been torching they could not have been torching
Interrogative form
Simple form
could I torch? could you torch? could he torch? could we torch? could you torch? could they torch?
V-ing form
could I be torching? could you be torching? could he be torching? could we be torching? could you be torching? could they be torching?
Perfect
could I have torched? could you have torched? could he have torched? could we have torched? could you have torched? could they have torched?
V-ing perfect
could I have been torching? could you have been torching? could he have been torching? could we have been torching? could you have been torching? could they have been torching?
Interro-negative form
Simple form
could I not torch? could you not torch? could he not torch? could we not torch? could you not torch? could they not torch?
V-ing form
could I not be torching? could you not be torching? could he not be torching? could we not be torching? could you not be torching? could they not be torching?
Perfect
could I not have torched? could you not have torched? could he not have torched? could we not have torched? could you not have torched? could they not have torched?
V-ing perfect
could I not have been torching? could you not have been torching? could he not have been torching? could we not have been torching? could you not have been torching? could they not have been torching?