I must simulate you must simulate he must simulate we must simulate you must simulate they must simulate
V-ing form
I must be simulating you must be simulating he must be simulating we must be simulating you must be simulating they must be simulating
Perfect
I must have simulated you must have simulated he must have simulated we must have simulated you must have simulated they must have simulated
V-ing perfect
I must have been simulating you must have been simulating he must have been simulating we must have been simulating you must have been simulating they must have been simulating
Negation
Simple form
I must not simulate you must not simulate he must not simulate we must not simulate you must not simulate they must not simulate
V-ing form
I must not be simulating you must not be simulating he must not be simulating we must not be simulating you must not be simulating they must not be simulating
Perfect
I must not have simulated you must not have simulated he must not have simulated we must not have simulated you must not have simulated they must not have simulated
V-ing perfect
I must not have been simulating you must not have been simulating he must not have been simulating we must not have been simulating you must not have been simulating they must not have been simulating
Interrogative form
Simple form
must I simulate? must you simulate? must he simulate? must we simulate? must you simulate? must they simulate?
V-ing form
must I be simulating? must you be simulating? must he be simulating? must we be simulating? must you be simulating? must they be simulating?
Perfect
must I have simulated? must you have simulated? must he have simulated? must we have simulated? must you have simulated? must they have simulated?
V-ing perfect
must I have been simulating? must you have been simulating? must he have been simulating? must we have been simulating? must you have been simulating? must they have been simulating?
Interro-negative form
Simple form
must I not simulate? must you not simulate? must he not simulate? must we not simulate? must you not simulate? must they not simulate?
V-ing form
must I not be simulating? must you not be simulating? must he not be simulating? must we not be simulating? must you not be simulating? must they not be simulating?
Perfect
must I not have simulated? must you not have simulated? must he not have simulated? must we not have simulated? must you not have simulated? must they not have simulated?
V-ing perfect
must I not have been simulating? must you not have been simulating? must he not have been simulating? must we not have been simulating? must you not have been simulating? must they not have been simulating?