can abut
Regular verb: abut - abuted- abuted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can abut
you can abut
he can abut
we can abut
you can abut
they can abut 	I can be abuting
you can be abuting
he can be abuting
we can be abuting
you can be abuting
they can be abuting	I can have abuted
you can have abuted
he can have abuted
we can have abuted
you can have abuted
they can have abuted	I can have been abuting
you can have been abuting
he can have been abuting
we can have been abuting
you can have been abuting
they can have been abuting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't abut
you can't abut
he can't abut
we can't abut
you can't abut
they can't abut 	I can't be abuting
you can't be abuting
he can't be abuting
we can't be abuting
you can't be abuting
they can't be abuting	I can't have abuted
you can't have abuted
he can't have abuted
we can't have abuted
you can't have abuted
they can't have abuted	I can't have been abuting
you can't have been abuting
he can't have been abuting
we can't have been abuting
you can't have been abuting
they can't have been abuting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I abut?
can you abut?
can he abut?
can we abut?
can you abut?
can they abut? 	can I be abuting?
can you be abuting?
can he be abuting?
can we be abuting?
can you be abuting?
can they be abuting? 	can I have abuted?
can you have abuted?
can he have abuted?
can we have abuted?
can you have abuted?
can they have abuted? 	can I have been abuting?
can you have been abuting?
can he have been abuting?
can we have been abuting?
can you have been abuting?
can they have been abuting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I abut?
can't you abut?
can't he abut?
can't we abut?
can't you abut?
can't they abut? 	can't I be abuting?
can't you be abuting?
can't he be abuting?
can't we be abuting?
can't you be abuting?
can't they be abuting? 	can't I have abuted?
can't you have abuted?
can't he have abuted?
can't we have abuted?
can't you have abuted?
can't they have abuted? 	can't I have been abuting?
can't you have been abuting?
can't he have been abuting?
can't we have been abuting?
can't you have been abuting?
can't they have been abuting?