must gemmate
Regular verb: gemmate - gemmated- gemmated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must gemmate
you must gemmate
he must gemmate
we must gemmate
you must gemmate
they must gemmate 	I must be gemmating
you must be gemmating
he must be gemmating
we must be gemmating
you must be gemmating
they must be gemmating	I must have gemmated
you must have gemmated
he must have gemmated
we must have gemmated
you must have gemmated
they must have gemmated	I must have been gemmating
you must have been gemmating
he must have been gemmating
we must have been gemmating
you must have been gemmating
they must have been gemmating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't gemmate
you mustn't gemmate
he mustn't gemmate
we mustn't gemmate
you mustn't gemmate
they mustn't gemmate 	I mustn't be gemmating
you mustn't be gemmating
he mustn't be gemmating
we mustn't be gemmating
you mustn't be gemmating
they mustn't be gemmating	I mustn't have gemmated
you mustn't have gemmated
he mustn't have gemmated
we mustn't have gemmated
you mustn't have gemmated
they mustn't have gemmated	I mustn't have been gemmating
you mustn't have been gemmating
he mustn't have been gemmating
we mustn't have been gemmating
you mustn't have been gemmating
they mustn't have been gemmating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I gemmate?
must you gemmate?
must he gemmate?
must we gemmate?
must you gemmate?
must they gemmate? 	must I be gemmating?
must you be gemmating?
must he be gemmating?
must we be gemmating?
must you be gemmating?
must they be gemmating? 	must I have gemmated?
must you have gemmated?
must he have gemmated?
must we have gemmated?
must you have gemmated?
must they have gemmated? 	must I have been gemmating?
must you have been gemmating?
must he have been gemmating?
must we have been gemmating?
must you have been gemmating?
must they have been gemmating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I gemmate?
mustn't you gemmate?
mustn't he gemmate?
mustn't we gemmate?
mustn't you gemmate?
mustn't they gemmate? 	mustn't I be gemmating?
mustn't you be gemmating?
mustn't he be gemmating?
mustn't we be gemmating?
mustn't you be gemmating?
mustn't they be gemmating? 	mustn't I have gemmated?
mustn't you have gemmated?
mustn't he have gemmated?
mustn't we have gemmated?
mustn't you have gemmated?
mustn't they have gemmated? 	mustn't I have been gemmating?
mustn't you have been gemmating?
mustn't he have been gemmating?
mustn't we have been gemmating?
mustn't you have been gemmating?
mustn't they have been gemmating?