can aggregate
Regular verb: aggregate - aggregated- aggregated

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

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

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

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