must transform
Regular verb: transform - transformed- transformed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must transform
you must transform
she must transform
we must transform
you must transform
they must transform 	I must be transforming
you must be transforming
she must be transforming
we must be transforming
you must be transforming
they must be transforming	I must have transformed
you must have transformed
she must have transformed
we must have transformed
you must have transformed
they must have transformed	I must have been transforming
you must have been transforming
she must have been transforming
we must have been transforming
you must have been transforming
they must have been transforming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't transform
you mustn't transform
she mustn't transform
we mustn't transform
you mustn't transform
they mustn't transform 	I mustn't be transforming
you mustn't be transforming
she mustn't be transforming
we mustn't be transforming
you mustn't be transforming
they mustn't be transforming	I mustn't have transformed
you mustn't have transformed
she mustn't have transformed
we mustn't have transformed
you mustn't have transformed
they mustn't have transformed	I mustn't have been transforming
you mustn't have been transforming
she mustn't have been transforming
we mustn't have been transforming
you mustn't have been transforming
they mustn't have been transforming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I transform?
must you transform?
must she transform?
must we transform?
must you transform?
must they transform? 	must I be transforming?
must you be transforming?
must she be transforming?
must we be transforming?
must you be transforming?
must they be transforming? 	must I have transformed?
must you have transformed?
must she have transformed?
must we have transformed?
must you have transformed?
must they have transformed? 	must I have been transforming?
must you have been transforming?
must she have been transforming?
must we have been transforming?
must you have been transforming?
must they have been transforming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I transform?
mustn't you transform?
mustn't she transform?
mustn't we transform?
mustn't you transform?
mustn't they transform? 	mustn't I be transforming?
mustn't you be transforming?
mustn't she be transforming?
mustn't we be transforming?
mustn't you be transforming?
mustn't they be transforming? 	mustn't I have transformed?
mustn't you have transformed?
mustn't she have transformed?
mustn't we have transformed?
mustn't you have transformed?
mustn't they have transformed? 	mustn't I have been transforming?
mustn't you have been transforming?
mustn't she have been transforming?
mustn't we have been transforming?
mustn't you have been transforming?
mustn't they have been transforming?