English verb conjugation
MUST ACETIFY

Regular verb: acetify - acetified - acetified

Affirmation

Simple form	V-ing form
I must acetify you must acetify she must acetify we must acetify you must acetify they must acetify	I must be acetifying you must be acetifying she must be acetifying we must be acetifying you must be acetifying they must be acetifying
Perfect	V-ing perfect
I must have acetified you must have acetified she must have acetified we must have acetified you must have acetified they must have acetified	I must have been acetifying you must have been acetifying she must have been acetifying we must have been acetifying you must have been acetifying they must have been acetifying

Negation

Simple form	V-ing form
I mustn't acetify you mustn't acetify she mustn't acetify we mustn't acetify you mustn't acetify they mustn't acetify	I mustn't be acetifying you mustn't be acetifying she mustn't be acetifying we mustn't be acetifying you mustn't be acetifying they mustn't be acetifying
Perfect	V-ing perfect
I mustn't have acetified you mustn't have acetified she mustn't have acetified we mustn't have acetified you mustn't have acetified they mustn't have acetified	I mustn't have been acetifying you mustn't have been acetifying she mustn't have been acetifying we mustn't have been acetifying you mustn't have been acetifying they mustn't have been acetifying

Interrogative form

Simple form	V-ing form
must I acetify? must you acetify? must she acetify? must we acetify? must you acetify? must they acetify?	must I be acetifying? must you be acetifying? must she be acetifying? must we be acetifying? must you be acetifying? must they be acetifying?
Perfect	V-ing perfect
must I have acetified? must you have acetified? must she have acetified? must we have acetified? must you have acetified? must they have acetified?	must I have been acetifying? must you have been acetifying? must she have been acetifying? must we have been acetifying? must you have been acetifying? must they have been acetifying?

Interro-negative form

Simple form	V-ing form
mustn't I acetify? mustn't you acetify? mustn't she acetify? mustn't we acetify? mustn't you acetify? mustn't they acetify?	mustn't I be acetifying? mustn't you be acetifying? mustn't she be acetifying? mustn't we be acetifying? mustn't you be acetifying? mustn't they be acetifying?
Perfect	V-ing perfect
mustn't I have acetified? mustn't you have acetified? mustn't she have acetified? mustn't we have acetified? mustn't you have acetified? mustn't they have acetified?	mustn't I have been acetifying? mustn't you have been acetifying? mustn't she have been acetifying? mustn't we have been acetifying? mustn't you have been acetifying? mustn't they have been acetifying?