English verb conjugation
MUST DETACH

Regular verb: detach - detached - detached

Affirmation

Simple form	V-ing form
I must detach you must detach he must detach we must detach you must detach they must detach	I must be detaching you must be detaching he must be detaching we must be detaching you must be detaching they must be detaching
Perfect	V-ing perfect
I must have detached you must have detached he must have detached we must have detached you must have detached they must have detached	I must have been detaching you must have been detaching he must have been detaching we must have been detaching you must have been detaching they must have been detaching

Negation

Simple form	V-ing form
I mustn't detach you mustn't detach he mustn't detach we mustn't detach you mustn't detach they mustn't detach	I mustn't be detaching you mustn't be detaching he mustn't be detaching we mustn't be detaching you mustn't be detaching they mustn't be detaching
Perfect	V-ing perfect
I mustn't have detached you mustn't have detached he mustn't have detached we mustn't have detached you mustn't have detached they mustn't have detached	I mustn't have been detaching you mustn't have been detaching he mustn't have been detaching we mustn't have been detaching you mustn't have been detaching they mustn't have been detaching

Interrogative form

Simple form	V-ing form
must I detach? must you detach? must he detach? must we detach? must you detach? must they detach?	must I be detaching? must you be detaching? must he be detaching? must we be detaching? must you be detaching? must they be detaching?
Perfect	V-ing perfect
must I have detached? must you have detached? must he have detached? must we have detached? must you have detached? must they have detached?	must I have been detaching? must you have been detaching? must he have been detaching? must we have been detaching? must you have been detaching? must they have been detaching?

Interro-negative form

Simple form	V-ing form
mustn't I detach? mustn't you detach? mustn't he detach? mustn't we detach? mustn't you detach? mustn't they detach?	mustn't I be detaching? mustn't you be detaching? mustn't he be detaching? mustn't we be detaching? mustn't you be detaching? mustn't they be detaching?
Perfect	V-ing perfect
mustn't I have detached? mustn't you have detached? mustn't he have detached? mustn't we have detached? mustn't you have detached? mustn't they have detached?	mustn't I have been detaching? mustn't you have been detaching? mustn't he have been detaching? mustn't we have been detaching? mustn't you have been detaching? mustn't they have been detaching?