must aggregate
Regular verb: aggregate - aggregated- aggregated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must aggregate
you must aggregate
he must aggregate
we must aggregate
you must aggregate
they must aggregate 	I must be aggregating
you must be aggregating
he must be aggregating
we must be aggregating
you must be aggregating
they must be aggregating	I must have aggregated
you must have aggregated
he must have aggregated
we must have aggregated
you must have aggregated
they must have aggregated	I must have been aggregating
you must have been aggregating
he must have been aggregating
we must have been aggregating
you must have been aggregating
they must have been aggregating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't aggregate
you mustn't aggregate
he mustn't aggregate
we mustn't aggregate
you mustn't aggregate
they mustn't aggregate 	I mustn't be aggregating
you mustn't be aggregating
he mustn't be aggregating
we mustn't be aggregating
you mustn't be aggregating
they mustn't be aggregating	I mustn't have aggregated
you mustn't have aggregated
he mustn't have aggregated
we mustn't have aggregated
you mustn't have aggregated
they mustn't have aggregated	I mustn't have been aggregating
you mustn't have been aggregating
he mustn't have been aggregating
we mustn't have been aggregating
you mustn't have been aggregating
they mustn't have been aggregating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I aggregate?
must you aggregate?
must he aggregate?
must we aggregate?
must you aggregate?
must they aggregate? 	must I be aggregating?
must you be aggregating?
must he be aggregating?
must we be aggregating?
must you be aggregating?
must they be aggregating? 	must I have aggregated?
must you have aggregated?
must he have aggregated?
must we have aggregated?
must you have aggregated?
must they have aggregated? 	must I have been aggregating?
must you have been aggregating?
must he have been aggregating?
must we have been aggregating?
must you have been aggregating?
must they have been aggregating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I aggregate?
mustn't you aggregate?
mustn't he aggregate?
mustn't we aggregate?
mustn't you aggregate?
mustn't they aggregate? 	mustn't I be aggregating?
mustn't you be aggregating?
mustn't he be aggregating?
mustn't we be aggregating?
mustn't you be aggregating?
mustn't they be aggregating? 	mustn't I have aggregated?
mustn't you have aggregated?
mustn't he have aggregated?
mustn't we have aggregated?
mustn't you have aggregated?
mustn't they have aggregated? 	mustn't I have been aggregating?
mustn't you have been aggregating?
mustn't he have been aggregating?
mustn't we have been aggregating?
mustn't you have been aggregating?
mustn't they have been aggregating?