can asseverate
Regular verb: asseverate - asseverated- asseverated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can asseverate
you can asseverate
she can asseverate
we can asseverate
you can asseverate
they can asseverate 	I can be asseverating
you can be asseverating
she can be asseverating
we can be asseverating
you can be asseverating
they can be asseverating	I can have asseverated
you can have asseverated
she can have asseverated
we can have asseverated
you can have asseverated
they can have asseverated	I can have been asseverating
you can have been asseverating
she can have been asseverating
we can have been asseverating
you can have been asseverating
they can have been asseverating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't asseverate
you can't asseverate
she can't asseverate
we can't asseverate
you can't asseverate
they can't asseverate 	I can't be asseverating
you can't be asseverating
she can't be asseverating
we can't be asseverating
you can't be asseverating
they can't be asseverating	I can't have asseverated
you can't have asseverated
she can't have asseverated
we can't have asseverated
you can't have asseverated
they can't have asseverated	I can't have been asseverating
you can't have been asseverating
she can't have been asseverating
we can't have been asseverating
you can't have been asseverating
they can't have been asseverating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I asseverate?
can you asseverate?
can she asseverate?
can we asseverate?
can you asseverate?
can they asseverate? 	can I be asseverating?
can you be asseverating?
can she be asseverating?
can we be asseverating?
can you be asseverating?
can they be asseverating? 	can I have asseverated?
can you have asseverated?
can she have asseverated?
can we have asseverated?
can you have asseverated?
can they have asseverated? 	can I have been asseverating?
can you have been asseverating?
can she have been asseverating?
can we have been asseverating?
can you have been asseverating?
can they have been asseverating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I asseverate?
can't you asseverate?
can't she asseverate?
can't we asseverate?
can't you asseverate?
can't they asseverate? 	can't I be asseverating?
can't you be asseverating?
can't she be asseverating?
can't we be asseverating?
can't you be asseverating?
can't they be asseverating? 	can't I have asseverated?
can't you have asseverated?
can't she have asseverated?
can't we have asseverated?
can't you have asseverated?
can't they have asseverated? 	can't I have been asseverating?
can't you have been asseverating?
can't she have been asseverating?
can't we have been asseverating?
can't you have been asseverating?
can't they have been asseverating?