can congregate
Regular verb: congregate - congregated- congregated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can congregate
you can congregate
she can congregate
we can congregate
you can congregate
they can congregate 	I can be congregating
you can be congregating
she can be congregating
we can be congregating
you can be congregating
they can be congregating	I can have congregated
you can have congregated
she can have congregated
we can have congregated
you can have congregated
they can have congregated	I can have been congregating
you can have been congregating
she can have been congregating
we can have been congregating
you can have been congregating
they can have been congregating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't congregate
you can't congregate
she can't congregate
we can't congregate
you can't congregate
they can't congregate 	I can't be congregating
you can't be congregating
she can't be congregating
we can't be congregating
you can't be congregating
they can't be congregating	I can't have congregated
you can't have congregated
she can't have congregated
we can't have congregated
you can't have congregated
they can't have congregated	I can't have been congregating
you can't have been congregating
she can't have been congregating
we can't have been congregating
you can't have been congregating
they can't have been congregating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I congregate?
can you congregate?
can she congregate?
can we congregate?
can you congregate?
can they congregate? 	can I be congregating?
can you be congregating?
can she be congregating?
can we be congregating?
can you be congregating?
can they be congregating? 	can I have congregated?
can you have congregated?
can she have congregated?
can we have congregated?
can you have congregated?
can they have congregated? 	can I have been congregating?
can you have been congregating?
can she have been congregating?
can we have been congregating?
can you have been congregating?
can they have been congregating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I congregate?
can't you congregate?
can't she congregate?
can't we congregate?
can't you congregate?
can't they congregate? 	can't I be congregating?
can't you be congregating?
can't she be congregating?
can't we be congregating?
can't you be congregating?
can't they be congregating? 	can't I have congregated?
can't you have congregated?
can't she have congregated?
can't we have congregated?
can't you have congregated?
can't they have congregated? 	can't I have been congregating?
can't you have been congregating?
can't she have been congregating?
can't we have been congregating?
can't you have been congregating?
can't they have been congregating?