I must circumambulate you must circumambulate she must circumambulate we must circumambulate you must circumambulate they must circumambulate
V-ing form
I must be circumambulating you must be circumambulating she must be circumambulating we must be circumambulating you must be circumambulating they must be circumambulating
Perfect
I must have circumambulated you must have circumambulated she must have circumambulated we must have circumambulated you must have circumambulated they must have circumambulated
V-ing perfect
I must have been circumambulating you must have been circumambulating she must have been circumambulating we must have been circumambulating you must have been circumambulating they must have been circumambulating
Negation
Simple form
I must not circumambulate you must not circumambulate she must not circumambulate we must not circumambulate you must not circumambulate they must not circumambulate
V-ing form
I must not be circumambulating you must not be circumambulating she must not be circumambulating we must not be circumambulating you must not be circumambulating they must not be circumambulating
Perfect
I must not have circumambulated you must not have circumambulated she must not have circumambulated we must not have circumambulated you must not have circumambulated they must not have circumambulated
V-ing perfect
I must not have been circumambulating you must not have been circumambulating she must not have been circumambulating we must not have been circumambulating you must not have been circumambulating they must not have been circumambulating
Interrogative form
Simple form
must I circumambulate? must you circumambulate? must she circumambulate? must we circumambulate? must you circumambulate? must they circumambulate?
V-ing form
must I be circumambulating? must you be circumambulating? must she be circumambulating? must we be circumambulating? must you be circumambulating? must they be circumambulating?
Perfect
must I have circumambulated? must you have circumambulated? must she have circumambulated? must we have circumambulated? must you have circumambulated? must they have circumambulated?
V-ing perfect
must I have been circumambulating? must you have been circumambulating? must she have been circumambulating? must we have been circumambulating? must you have been circumambulating? must they have been circumambulating?
Interro-negative form
Simple form
must I not circumambulate? must you not circumambulate? must she not circumambulate? must we not circumambulate? must you not circumambulate? must they not circumambulate?
V-ing form
must I not be circumambulating? must you not be circumambulating? must she not be circumambulating? must we not be circumambulating? must you not be circumambulating? must they not be circumambulating?
Perfect
must I not have circumambulated? must you not have circumambulated? must she not have circumambulated? must we not have circumambulated? must you not have circumambulated? must they not have circumambulated?
V-ing perfect
must I not have been circumambulating? must you not have been circumambulating? must she not have been circumambulating? must we not have been circumambulating? must you not have been circumambulating? must they not have been circumambulating?