English verb conjugation
MUST RESTRAIN

Regular verb: restrain - restrained - restrained

Affirmation

Simple form	V-ing form
I must restrain you must restrain he must restrain we must restrain you must restrain they must restrain	I must be restraining you must be restraining he must be restraining we must be restraining you must be restraining they must be restraining
Perfect	V-ing perfect
I must have restrained you must have restrained he must have restrained we must have restrained you must have restrained they must have restrained	I must have been restraining you must have been restraining he must have been restraining we must have been restraining you must have been restraining they must have been restraining

Negation

Simple form	V-ing form
I mustn't restrain you mustn't restrain he mustn't restrain we mustn't restrain you mustn't restrain they mustn't restrain	I mustn't be restraining you mustn't be restraining he mustn't be restraining we mustn't be restraining you mustn't be restraining they mustn't be restraining
Perfect	V-ing perfect
I mustn't have restrained you mustn't have restrained he mustn't have restrained we mustn't have restrained you mustn't have restrained they mustn't have restrained	I mustn't have been restraining you mustn't have been restraining he mustn't have been restraining we mustn't have been restraining you mustn't have been restraining they mustn't have been restraining

Interrogative form

Simple form	V-ing form
must I restrain? must you restrain? must he restrain? must we restrain? must you restrain? must they restrain?	must I be restraining? must you be restraining? must he be restraining? must we be restraining? must you be restraining? must they be restraining?
Perfect	V-ing perfect
must I have restrained? must you have restrained? must he have restrained? must we have restrained? must you have restrained? must they have restrained?	must I have been restraining? must you have been restraining? must he have been restraining? must we have been restraining? must you have been restraining? must they have been restraining?

Interro-negative form

Simple form	V-ing form
mustn't I restrain? mustn't you restrain? mustn't he restrain? mustn't we restrain? mustn't you restrain? mustn't they restrain?	mustn't I be restraining? mustn't you be restraining? mustn't he be restraining? mustn't we be restraining? mustn't you be restraining? mustn't they be restraining?
Perfect	V-ing perfect
mustn't I have restrained? mustn't you have restrained? mustn't he have restrained? mustn't we have restrained? mustn't you have restrained? mustn't they have restrained?	mustn't I have been restraining? mustn't you have been restraining? mustn't he have been restraining? mustn't we have been restraining? mustn't you have been restraining? mustn't they have been restraining?