English verb conjugation
MUST DISANNUL

Regular verb: disannul - disannuled - disannuled

Affirmation

Simple form	V-ing form
I must disannul you must disannul he must disannul we must disannul you must disannul they must disannul	I must be disannuling you must be disannuling he must be disannuling we must be disannuling you must be disannuling they must be disannuling
Perfect	V-ing perfect
I must have disannuled you must have disannuled he must have disannuled we must have disannuled you must have disannuled they must have disannuled	I must have been disannuling you must have been disannuling he must have been disannuling we must have been disannuling you must have been disannuling they must have been disannuling

Negation

Simple form	V-ing form
I mustn't disannul you mustn't disannul he mustn't disannul we mustn't disannul you mustn't disannul they mustn't disannul	I mustn't be disannuling you mustn't be disannuling he mustn't be disannuling we mustn't be disannuling you mustn't be disannuling they mustn't be disannuling
Perfect	V-ing perfect
I mustn't have disannuled you mustn't have disannuled he mustn't have disannuled we mustn't have disannuled you mustn't have disannuled they mustn't have disannuled	I mustn't have been disannuling you mustn't have been disannuling he mustn't have been disannuling we mustn't have been disannuling you mustn't have been disannuling they mustn't have been disannuling

Interrogative form

Simple form	V-ing form
must I disannul? must you disannul? must he disannul? must we disannul? must you disannul? must they disannul?	must I be disannuling? must you be disannuling? must he be disannuling? must we be disannuling? must you be disannuling? must they be disannuling?
Perfect	V-ing perfect
must I have disannuled? must you have disannuled? must he have disannuled? must we have disannuled? must you have disannuled? must they have disannuled?	must I have been disannuling? must you have been disannuling? must he have been disannuling? must we have been disannuling? must you have been disannuling? must they have been disannuling?

Interro-negative form

Simple form	V-ing form
mustn't I disannul? mustn't you disannul? mustn't he disannul? mustn't we disannul? mustn't you disannul? mustn't they disannul?	mustn't I be disannuling? mustn't you be disannuling? mustn't he be disannuling? mustn't we be disannuling? mustn't you be disannuling? mustn't they be disannuling?
Perfect	V-ing perfect
mustn't I have disannuled? mustn't you have disannuled? mustn't he have disannuled? mustn't we have disannuled? mustn't you have disannuled? mustn't they have disannuled?	mustn't I have been disannuling? mustn't you have been disannuling? mustn't he have been disannuling? mustn't we have been disannuling? mustn't you have been disannuling? mustn't they have been disannuling?