can mound
Regular verb: mound - mounded- mounded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can mound
you can mound
she can mound
we can mound
you can mound
they can mound 	I can be mounding
you can be mounding
she can be mounding
we can be mounding
you can be mounding
they can be mounding	I can have mounded
you can have mounded
she can have mounded
we can have mounded
you can have mounded
they can have mounded	I can have been mounding
you can have been mounding
she can have been mounding
we can have been mounding
you can have been mounding
they can have been mounding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't mound
you can't mound
she can't mound
we can't mound
you can't mound
they can't mound 	I can't be mounding
you can't be mounding
she can't be mounding
we can't be mounding
you can't be mounding
they can't be mounding	I can't have mounded
you can't have mounded
she can't have mounded
we can't have mounded
you can't have mounded
they can't have mounded	I can't have been mounding
you can't have been mounding
she can't have been mounding
we can't have been mounding
you can't have been mounding
they can't have been mounding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I mound?
can you mound?
can she mound?
can we mound?
can you mound?
can they mound? 	can I be mounding?
can you be mounding?
can she be mounding?
can we be mounding?
can you be mounding?
can they be mounding? 	can I have mounded?
can you have mounded?
can she have mounded?
can we have mounded?
can you have mounded?
can they have mounded? 	can I have been mounding?
can you have been mounding?
can she have been mounding?
can we have been mounding?
can you have been mounding?
can they have been mounding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I mound?
can't you mound?
can't she mound?
can't we mound?
can't you mound?
can't they mound? 	can't I be mounding?
can't you be mounding?
can't she be mounding?
can't we be mounding?
can't you be mounding?
can't they be mounding? 	can't I have mounded?
can't you have mounded?
can't she have mounded?
can't we have mounded?
can't you have mounded?
can't they have mounded? 	can't I have been mounding?
can't you have been mounding?
can't she have been mounding?
can't we have been mounding?
can't you have been mounding?
can't they have been mounding?