I must dissimulate you must dissimulate he must dissimulate we must dissimulate you must dissimulate they must dissimulate
V-ing form
I must be dissimulating you must be dissimulating he must be dissimulating we must be dissimulating you must be dissimulating they must be dissimulating
Perfect
I must have dissimulated you must have dissimulated he must have dissimulated we must have dissimulated you must have dissimulated they must have dissimulated
V-ing perfect
I must have been dissimulating you must have been dissimulating he must have been dissimulating we must have been dissimulating you must have been dissimulating they must have been dissimulating
Negation
Simple form
I mustn't dissimulate you mustn't dissimulate he mustn't dissimulate we mustn't dissimulate you mustn't dissimulate they mustn't dissimulate
V-ing form
I mustn't be dissimulating you mustn't be dissimulating he mustn't be dissimulating we mustn't be dissimulating you mustn't be dissimulating they mustn't be dissimulating
Perfect
I mustn't have dissimulated you mustn't have dissimulated he mustn't have dissimulated we mustn't have dissimulated you mustn't have dissimulated they mustn't have dissimulated
V-ing perfect
I mustn't have been dissimulating you mustn't have been dissimulating he mustn't have been dissimulating we mustn't have been dissimulating you mustn't have been dissimulating they mustn't have been dissimulating
Interrogative form
Simple form
must I dissimulate? must you dissimulate? must he dissimulate? must we dissimulate? must you dissimulate? must they dissimulate?
V-ing form
must I be dissimulating? must you be dissimulating? must he be dissimulating? must we be dissimulating? must you be dissimulating? must they be dissimulating?
Perfect
must I have dissimulated? must you have dissimulated? must he have dissimulated? must we have dissimulated? must you have dissimulated? must they have dissimulated?
V-ing perfect
must I have been dissimulating? must you have been dissimulating? must he have been dissimulating? must we have been dissimulating? must you have been dissimulating? must they have been dissimulating?
Interro-negative form
Simple form
mustn't I dissimulate? mustn't you dissimulate? mustn't he dissimulate? mustn't we dissimulate? mustn't you dissimulate? mustn't they dissimulate?
V-ing form
mustn't I be dissimulating? mustn't you be dissimulating? mustn't he be dissimulating? mustn't we be dissimulating? mustn't you be dissimulating? mustn't they be dissimulating?
Perfect
mustn't I have dissimulated? mustn't you have dissimulated? mustn't he have dissimulated? mustn't we have dissimulated? mustn't you have dissimulated? mustn't they have dissimulated?
V-ing perfect
mustn't I have been dissimulating? mustn't you have been dissimulating? mustn't he have been dissimulating? mustn't we have been dissimulating? mustn't you have been dissimulating? mustn't they have been dissimulating?