must pretestify
Regular verb: pretestify - pretestified- pretestified

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must pretestify
you must pretestify
she must pretestify
we must pretestify
you must pretestify
they must pretestify 	I must be pretestifying
you must be pretestifying
she must be pretestifying
we must be pretestifying
you must be pretestifying
they must be pretestifying	I must have pretestified
you must have pretestified
she must have pretestified
we must have pretestified
you must have pretestified
they must have pretestified	I must have been pretestifying
you must have been pretestifying
she must have been pretestifying
we must have been pretestifying
you must have been pretestifying
they must have been pretestifying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't pretestify
you mustn't pretestify
she mustn't pretestify
we mustn't pretestify
you mustn't pretestify
they mustn't pretestify 	I mustn't be pretestifying
you mustn't be pretestifying
she mustn't be pretestifying
we mustn't be pretestifying
you mustn't be pretestifying
they mustn't be pretestifying	I mustn't have pretestified
you mustn't have pretestified
she mustn't have pretestified
we mustn't have pretestified
you mustn't have pretestified
they mustn't have pretestified	I mustn't have been pretestifying
you mustn't have been pretestifying
she mustn't have been pretestifying
we mustn't have been pretestifying
you mustn't have been pretestifying
they mustn't have been pretestifying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I pretestify?
must you pretestify?
must she pretestify?
must we pretestify?
must you pretestify?
must they pretestify? 	must I be pretestifying?
must you be pretestifying?
must she be pretestifying?
must we be pretestifying?
must you be pretestifying?
must they be pretestifying? 	must I have pretestified?
must you have pretestified?
must she have pretestified?
must we have pretestified?
must you have pretestified?
must they have pretestified? 	must I have been pretestifying?
must you have been pretestifying?
must she have been pretestifying?
must we have been pretestifying?
must you have been pretestifying?
must they have been pretestifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I pretestify?
mustn't you pretestify?
mustn't she pretestify?
mustn't we pretestify?
mustn't you pretestify?
mustn't they pretestify? 	mustn't I be pretestifying?
mustn't you be pretestifying?
mustn't she be pretestifying?
mustn't we be pretestifying?
mustn't you be pretestifying?
mustn't they be pretestifying? 	mustn't I have pretestified?
mustn't you have pretestified?
mustn't she have pretestified?
mustn't we have pretestified?
mustn't you have pretestified?
mustn't they have pretestified? 	mustn't I have been pretestifying?
mustn't you have been pretestifying?
mustn't she have been pretestifying?
mustn't we have been pretestifying?
mustn't you have been pretestifying?
mustn't they have been pretestifying?