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