can contuse
Regular verb: contuse - contused- contused

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can contuse
you can contuse
he can contuse
we can contuse
you can contuse
they can contuse 	I can be contusing
you can be contusing
he can be contusing
we can be contusing
you can be contusing
they can be contusing	I can have contused
you can have contused
he can have contused
we can have contused
you can have contused
they can have contused	I can have been contusing
you can have been contusing
he can have been contusing
we can have been contusing
you can have been contusing
they can have been contusing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't contuse
you can't contuse
he can't contuse
we can't contuse
you can't contuse
they can't contuse 	I can't be contusing
you can't be contusing
he can't be contusing
we can't be contusing
you can't be contusing
they can't be contusing	I can't have contused
you can't have contused
he can't have contused
we can't have contused
you can't have contused
they can't have contused	I can't have been contusing
you can't have been contusing
he can't have been contusing
we can't have been contusing
you can't have been contusing
they can't have been contusing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I contuse?
can you contuse?
can he contuse?
can we contuse?
can you contuse?
can they contuse? 	can I be contusing?
can you be contusing?
can he be contusing?
can we be contusing?
can you be contusing?
can they be contusing? 	can I have contused?
can you have contused?
can he have contused?
can we have contused?
can you have contused?
can they have contused? 	can I have been contusing?
can you have been contusing?
can he have been contusing?
can we have been contusing?
can you have been contusing?
can they have been contusing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I contuse?
can't you contuse?
can't he contuse?
can't we contuse?
can't you contuse?
can't they contuse? 	can't I be contusing?
can't you be contusing?
can't he be contusing?
can't we be contusing?
can't you be contusing?
can't they be contusing? 	can't I have contused?
can't you have contused?
can't he have contused?
can't we have contused?
can't you have contused?
can't they have contused? 	can't I have been contusing?
can't you have been contusing?
can't he have been contusing?
can't we have been contusing?
can't you have been contusing?
can't they have been contusing?