English verb conjugation
MUST SLEEPWALK

Regular verb: sleepwalk - sleepwalked - sleepwalked

Affirmation

Simple form	V-ing form
I must sleepwalk you must sleepwalk he must sleepwalk we must sleepwalk you must sleepwalk they must sleepwalk	I must be sleepwalking you must be sleepwalking he must be sleepwalking we must be sleepwalking you must be sleepwalking they must be sleepwalking
Perfect	V-ing perfect
I must have sleepwalked you must have sleepwalked he must have sleepwalked we must have sleepwalked you must have sleepwalked they must have sleepwalked	I must have been sleepwalking you must have been sleepwalking he must have been sleepwalking we must have been sleepwalking you must have been sleepwalking they must have been sleepwalking

Negation

Simple form	V-ing form
I mustn't sleepwalk you mustn't sleepwalk he mustn't sleepwalk we mustn't sleepwalk you mustn't sleepwalk they mustn't sleepwalk	I mustn't be sleepwalking you mustn't be sleepwalking he mustn't be sleepwalking we mustn't be sleepwalking you mustn't be sleepwalking they mustn't be sleepwalking
Perfect	V-ing perfect
I mustn't have sleepwalked you mustn't have sleepwalked he mustn't have sleepwalked we mustn't have sleepwalked you mustn't have sleepwalked they mustn't have sleepwalked	I mustn't have been sleepwalking you mustn't have been sleepwalking he mustn't have been sleepwalking we mustn't have been sleepwalking you mustn't have been sleepwalking they mustn't have been sleepwalking

Interrogative form

Simple form	V-ing form
must I sleepwalk? must you sleepwalk? must he sleepwalk? must we sleepwalk? must you sleepwalk? must they sleepwalk?	must I be sleepwalking? must you be sleepwalking? must he be sleepwalking? must we be sleepwalking? must you be sleepwalking? must they be sleepwalking?
Perfect	V-ing perfect
must I have sleepwalked? must you have sleepwalked? must he have sleepwalked? must we have sleepwalked? must you have sleepwalked? must they have sleepwalked?	must I have been sleepwalking? must you have been sleepwalking? must he have been sleepwalking? must we have been sleepwalking? must you have been sleepwalking? must they have been sleepwalking?

Interro-negative form

Simple form	V-ing form
mustn't I sleepwalk? mustn't you sleepwalk? mustn't he sleepwalk? mustn't we sleepwalk? mustn't you sleepwalk? mustn't they sleepwalk?	mustn't I be sleepwalking? mustn't you be sleepwalking? mustn't he be sleepwalking? mustn't we be sleepwalking? mustn't you be sleepwalking? mustn't they be sleepwalking?
Perfect	V-ing perfect
mustn't I have sleepwalked? mustn't you have sleepwalked? mustn't he have sleepwalked? mustn't we have sleepwalked? mustn't you have sleepwalked? mustn't they have sleepwalked?	mustn't I have been sleepwalking? mustn't you have been sleepwalking? mustn't he have been sleepwalking? mustn't we have been sleepwalking? mustn't you have been sleepwalking? mustn't they have been sleepwalking?