English verb conjugation
MUST DISALLOW

Regular verb: disallow - disallowed - disallowed

Affirmation

Simple form	V-ing form
I must disallow you must disallow he must disallow we must disallow you must disallow they must disallow	I must be disallowing you must be disallowing he must be disallowing we must be disallowing you must be disallowing they must be disallowing
Perfect	V-ing perfect
I must have disallowed you must have disallowed he must have disallowed we must have disallowed you must have disallowed they must have disallowed	I must have been disallowing you must have been disallowing he must have been disallowing we must have been disallowing you must have been disallowing they must have been disallowing

Negation

Simple form	V-ing form
I mustn't disallow you mustn't disallow he mustn't disallow we mustn't disallow you mustn't disallow they mustn't disallow	I mustn't be disallowing you mustn't be disallowing he mustn't be disallowing we mustn't be disallowing you mustn't be disallowing they mustn't be disallowing
Perfect	V-ing perfect
I mustn't have disallowed you mustn't have disallowed he mustn't have disallowed we mustn't have disallowed you mustn't have disallowed they mustn't have disallowed	I mustn't have been disallowing you mustn't have been disallowing he mustn't have been disallowing we mustn't have been disallowing you mustn't have been disallowing they mustn't have been disallowing

Interrogative form

Simple form	V-ing form
must I disallow? must you disallow? must he disallow? must we disallow? must you disallow? must they disallow?	must I be disallowing? must you be disallowing? must he be disallowing? must we be disallowing? must you be disallowing? must they be disallowing?
Perfect	V-ing perfect
must I have disallowed? must you have disallowed? must he have disallowed? must we have disallowed? must you have disallowed? must they have disallowed?	must I have been disallowing? must you have been disallowing? must he have been disallowing? must we have been disallowing? must you have been disallowing? must they have been disallowing?

Interro-negative form

Simple form	V-ing form
mustn't I disallow? mustn't you disallow? mustn't he disallow? mustn't we disallow? mustn't you disallow? mustn't they disallow?	mustn't I be disallowing? mustn't you be disallowing? mustn't he be disallowing? mustn't we be disallowing? mustn't you be disallowing? mustn't they be disallowing?
Perfect	V-ing perfect
mustn't I have disallowed? mustn't you have disallowed? mustn't he have disallowed? mustn't we have disallowed? mustn't you have disallowed? mustn't they have disallowed?	mustn't I have been disallowing? mustn't you have been disallowing? mustn't he have been disallowing? mustn't we have been disallowing? mustn't you have been disallowing? mustn't they have been disallowing?