must acetify
Regular verb: acetify - acetified- acetified

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
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? 	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?