can dowel
Regular verb: dowel - dowelled- dowelled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can dowel
you can dowel
she can dowel
we can dowel
you can dowel
they can dowel 	I can be dowelling
you can be dowelling
she can be dowelling
we can be dowelling
you can be dowelling
they can be dowelling	I can have dowelled
you can have dowelled
she can have dowelled
we can have dowelled
you can have dowelled
they can have dowelled	I can have been dowelling
you can have been dowelling
she can have been dowelling
we can have been dowelling
you can have been dowelling
they can have been dowelling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't dowel
you can't dowel
she can't dowel
we can't dowel
you can't dowel
they can't dowel 	I can't be dowelling
you can't be dowelling
she can't be dowelling
we can't be dowelling
you can't be dowelling
they can't be dowelling	I can't have dowelled
you can't have dowelled
she can't have dowelled
we can't have dowelled
you can't have dowelled
they can't have dowelled	I can't have been dowelling
you can't have been dowelling
she can't have been dowelling
we can't have been dowelling
you can't have been dowelling
they can't have been dowelling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I dowel?
can you dowel?
can she dowel?
can we dowel?
can you dowel?
can they dowel? 	can I be dowelling?
can you be dowelling?
can she be dowelling?
can we be dowelling?
can you be dowelling?
can they be dowelling? 	can I have dowelled?
can you have dowelled?
can she have dowelled?
can we have dowelled?
can you have dowelled?
can they have dowelled? 	can I have been dowelling?
can you have been dowelling?
can she have been dowelling?
can we have been dowelling?
can you have been dowelling?
can they have been dowelling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I dowel?
can't you dowel?
can't she dowel?
can't we dowel?
can't you dowel?
can't they dowel? 	can't I be dowelling?
can't you be dowelling?
can't she be dowelling?
can't we be dowelling?
can't you be dowelling?
can't they be dowelling? 	can't I have dowelled?
can't you have dowelled?
can't she have dowelled?
can't we have dowelled?
can't you have dowelled?
can't they have dowelled? 	can't I have been dowelling?
can't you have been dowelling?
can't she have been dowelling?
can't we have been dowelling?
can't you have been dowelling?
can't they have been dowelling?