can underrate
Regular verb: underrate - underrated- underrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can underrate
you can underrate
he can underrate
we can underrate
you can underrate
they can underrate 	I can be underrating
you can be underrating
he can be underrating
we can be underrating
you can be underrating
they can be underrating	I can have underrated
you can have underrated
he can have underrated
we can have underrated
you can have underrated
they can have underrated	I can have been underrating
you can have been underrating
he can have been underrating
we can have been underrating
you can have been underrating
they can have been underrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot underrate
you cannot underrate
he cannot underrate
we cannot underrate
you cannot underrate
they cannot underrate 	I cannot be underrating
you cannot be underrating
he cannot be underrating
we cannot be underrating
you cannot be underrating
they cannot be underrating	I cannot have underrated
you cannot have underrated
he cannot have underrated
we cannot have underrated
you cannot have underrated
they cannot have underrated	I cannot have been underrating
you cannot have been underrating
he cannot have been underrating
we cannot have been underrating
you cannot have been underrating
they cannot have been underrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I underrate?
can you underrate?
can he underrate?
can we underrate?
can you underrate?
can they underrate? 	can I be underrating?
can you be underrating?
can he be underrating?
can we be underrating?
can you be underrating?
can they be underrating? 	can I have underrated?
can you have underrated?
can he have underrated?
can we have underrated?
can you have underrated?
can they have underrated? 	can I have been underrating?
can you have been underrating?
can he have been underrating?
can we have been underrating?
can you have been underrating?
can they have been underrating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not underrate?
can you not underrate?
can he not underrate?
can we not underrate?
can you not underrate?
can they not underrate? 	can I not be underrating?
can you not be underrating?
can he not be underrating?
can we not be underrating?
can you not be underrating?
can they not be underrating? 	can I not have underrated?
can you not have underrated?
can he not have underrated?
can we not have underrated?
can you not have underrated?
can they not have underrated? 	can I not have been underrating?
can you not have been underrating?
can he not have been underrating?
can we not have been underrating?
can you not have been underrating?
can they not have been underrating?