can abrade
Regular verb: abrade - abraded- abraded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can abrade
you can abrade
he can abrade
we can abrade
you can abrade
they can abrade 	I can be abrading
you can be abrading
he can be abrading
we can be abrading
you can be abrading
they can be abrading	I can have abraded
you can have abraded
he can have abraded
we can have abraded
you can have abraded
they can have abraded	I can have been abrading
you can have been abrading
he can have been abrading
we can have been abrading
you can have been abrading
they can have been abrading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't abrade
you can't abrade
he can't abrade
we can't abrade
you can't abrade
they can't abrade 	I can't be abrading
you can't be abrading
he can't be abrading
we can't be abrading
you can't be abrading
they can't be abrading	I can't have abraded
you can't have abraded
he can't have abraded
we can't have abraded
you can't have abraded
they can't have abraded	I can't have been abrading
you can't have been abrading
he can't have been abrading
we can't have been abrading
you can't have been abrading
they can't have been abrading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I abrade?
can you abrade?
can he abrade?
can we abrade?
can you abrade?
can they abrade? 	can I be abrading?
can you be abrading?
can he be abrading?
can we be abrading?
can you be abrading?
can they be abrading? 	can I have abraded?
can you have abraded?
can he have abraded?
can we have abraded?
can you have abraded?
can they have abraded? 	can I have been abrading?
can you have been abrading?
can he have been abrading?
can we have been abrading?
can you have been abrading?
can they have been abrading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I abrade?
can't you abrade?
can't he abrade?
can't we abrade?
can't you abrade?
can't they abrade? 	can't I be abrading?
can't you be abrading?
can't he be abrading?
can't we be abrading?
can't you be abrading?
can't they be abrading? 	can't I have abraded?
can't you have abraded?
can't he have abraded?
can't we have abraded?
can't you have abraded?
can't they have abraded? 	can't I have been abrading?
can't you have been abrading?
can't he have been abrading?
can't we have been abrading?
can't you have been abrading?
can't they have been abrading?