can chisel
Regular verb: chisel - chiselled- chiselled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can chisel
you can chisel
he can chisel
we can chisel
you can chisel
they can chisel 	I can be chiselling
you can be chiselling
he can be chiselling
we can be chiselling
you can be chiselling
they can be chiselling	I can have chiselled
you can have chiselled
he can have chiselled
we can have chiselled
you can have chiselled
they can have chiselled	I can have been chiselling
you can have been chiselling
he can have been chiselling
we can have been chiselling
you can have been chiselling
they can have been chiselling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot chisel
you cannot chisel
he cannot chisel
we cannot chisel
you cannot chisel
they cannot chisel 	I cannot be chiselling
you cannot be chiselling
he cannot be chiselling
we cannot be chiselling
you cannot be chiselling
they cannot be chiselling	I cannot have chiselled
you cannot have chiselled
he cannot have chiselled
we cannot have chiselled
you cannot have chiselled
they cannot have chiselled	I cannot have been chiselling
you cannot have been chiselling
he cannot have been chiselling
we cannot have been chiselling
you cannot have been chiselling
they cannot have been chiselling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I chisel?
can you chisel?
can he chisel?
can we chisel?
can you chisel?
can they chisel? 	can I be chiselling?
can you be chiselling?
can he be chiselling?
can we be chiselling?
can you be chiselling?
can they be chiselling? 	can I have chiselled?
can you have chiselled?
can he have chiselled?
can we have chiselled?
can you have chiselled?
can they have chiselled? 	can I have been chiselling?
can you have been chiselling?
can he have been chiselling?
can we have been chiselling?
can you have been chiselling?
can they have been chiselling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not chisel?
can you not chisel?
can he not chisel?
can we not chisel?
can you not chisel?
can they not chisel? 	can I not be chiselling?
can you not be chiselling?
can he not be chiselling?
can we not be chiselling?
can you not be chiselling?
can they not be chiselling? 	can I not have chiselled?
can you not have chiselled?
can he not have chiselled?
can we not have chiselled?
can you not have chiselled?
can they not have chiselled? 	can I not have been chiselling?
can you not have been chiselling?
can he not have been chiselling?
can we not have been chiselling?
can you not have been chiselling?
can they not have been chiselling?