must brainwash
Regular verb: brainwash - brainwashed- brainwashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must brainwash
you must brainwash
he must brainwash
we must brainwash
you must brainwash
they must brainwash 	I must be brainwashing
you must be brainwashing
he must be brainwashing
we must be brainwashing
you must be brainwashing
they must be brainwashing	I must have brainwashed
you must have brainwashed
he must have brainwashed
we must have brainwashed
you must have brainwashed
they must have brainwashed	I must have been brainwashing
you must have been brainwashing
he must have been brainwashing
we must have been brainwashing
you must have been brainwashing
they must have been brainwashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't brainwash
you mustn't brainwash
he mustn't brainwash
we mustn't brainwash
you mustn't brainwash
they mustn't brainwash 	I mustn't be brainwashing
you mustn't be brainwashing
he mustn't be brainwashing
we mustn't be brainwashing
you mustn't be brainwashing
they mustn't be brainwashing	I mustn't have brainwashed
you mustn't have brainwashed
he mustn't have brainwashed
we mustn't have brainwashed
you mustn't have brainwashed
they mustn't have brainwashed	I mustn't have been brainwashing
you mustn't have been brainwashing
he mustn't have been brainwashing
we mustn't have been brainwashing
you mustn't have been brainwashing
they mustn't have been brainwashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I brainwash?
must you brainwash?
must he brainwash?
must we brainwash?
must you brainwash?
must they brainwash? 	must I be brainwashing?
must you be brainwashing?
must he be brainwashing?
must we be brainwashing?
must you be brainwashing?
must they be brainwashing? 	must I have brainwashed?
must you have brainwashed?
must he have brainwashed?
must we have brainwashed?
must you have brainwashed?
must they have brainwashed? 	must I have been brainwashing?
must you have been brainwashing?
must he have been brainwashing?
must we have been brainwashing?
must you have been brainwashing?
must they have been brainwashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I brainwash?
mustn't you brainwash?
mustn't he brainwash?
mustn't we brainwash?
mustn't you brainwash?
mustn't they brainwash? 	mustn't I be brainwashing?
mustn't you be brainwashing?
mustn't he be brainwashing?
mustn't we be brainwashing?
mustn't you be brainwashing?
mustn't they be brainwashing? 	mustn't I have brainwashed?
mustn't you have brainwashed?
mustn't he have brainwashed?
mustn't we have brainwashed?
mustn't you have brainwashed?
mustn't they have brainwashed? 	mustn't I have been brainwashing?
mustn't you have been brainwashing?
mustn't he have been brainwashing?
mustn't we have been brainwashing?
mustn't you have been brainwashing?
mustn't they have been brainwashing?