must gradate
Regular verb: gradate - gradated- gradated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must gradate
you must gradate
he must gradate
we must gradate
you must gradate
they must gradate 	I must be gradating
you must be gradating
he must be gradating
we must be gradating
you must be gradating
they must be gradating	I must have gradated
you must have gradated
he must have gradated
we must have gradated
you must have gradated
they must have gradated	I must have been gradating
you must have been gradating
he must have been gradating
we must have been gradating
you must have been gradating
they must have been gradating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't gradate
you mustn't gradate
he mustn't gradate
we mustn't gradate
you mustn't gradate
they mustn't gradate 	I mustn't be gradating
you mustn't be gradating
he mustn't be gradating
we mustn't be gradating
you mustn't be gradating
they mustn't be gradating	I mustn't have gradated
you mustn't have gradated
he mustn't have gradated
we mustn't have gradated
you mustn't have gradated
they mustn't have gradated	I mustn't have been gradating
you mustn't have been gradating
he mustn't have been gradating
we mustn't have been gradating
you mustn't have been gradating
they mustn't have been gradating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I gradate?
must you gradate?
must he gradate?
must we gradate?
must you gradate?
must they gradate? 	must I be gradating?
must you be gradating?
must he be gradating?
must we be gradating?
must you be gradating?
must they be gradating? 	must I have gradated?
must you have gradated?
must he have gradated?
must we have gradated?
must you have gradated?
must they have gradated? 	must I have been gradating?
must you have been gradating?
must he have been gradating?
must we have been gradating?
must you have been gradating?
must they have been gradating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I gradate?
mustn't you gradate?
mustn't he gradate?
mustn't we gradate?
mustn't you gradate?
mustn't they gradate? 	mustn't I be gradating?
mustn't you be gradating?
mustn't he be gradating?
mustn't we be gradating?
mustn't you be gradating?
mustn't they be gradating? 	mustn't I have gradated?
mustn't you have gradated?
mustn't he have gradated?
mustn't we have gradated?
mustn't you have gradated?
mustn't they have gradated? 	mustn't I have been gradating?
mustn't you have been gradating?
mustn't he have been gradating?
mustn't we have been gradating?
mustn't you have been gradating?
mustn't they have been gradating?