can surname
Regular verb: surname - surnamed- surnamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can surname
you can surname
he can surname
we can surname
you can surname
they can surname 	I can be surnaming
you can be surnaming
he can be surnaming
we can be surnaming
you can be surnaming
they can be surnaming	I can have surnamed
you can have surnamed
he can have surnamed
we can have surnamed
you can have surnamed
they can have surnamed	I can have been surnaming
you can have been surnaming
he can have been surnaming
we can have been surnaming
you can have been surnaming
they can have been surnaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot surname
you cannot surname
he cannot surname
we cannot surname
you cannot surname
they cannot surname 	I cannot be surnaming
you cannot be surnaming
he cannot be surnaming
we cannot be surnaming
you cannot be surnaming
they cannot be surnaming	I cannot have surnamed
you cannot have surnamed
he cannot have surnamed
we cannot have surnamed
you cannot have surnamed
they cannot have surnamed	I cannot have been surnaming
you cannot have been surnaming
he cannot have been surnaming
we cannot have been surnaming
you cannot have been surnaming
they cannot have been surnaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I surname?
can you surname?
can he surname?
can we surname?
can you surname?
can they surname? 	can I be surnaming?
can you be surnaming?
can he be surnaming?
can we be surnaming?
can you be surnaming?
can they be surnaming? 	can I have surnamed?
can you have surnamed?
can he have surnamed?
can we have surnamed?
can you have surnamed?
can they have surnamed? 	can I have been surnaming?
can you have been surnaming?
can he have been surnaming?
can we have been surnaming?
can you have been surnaming?
can they have been surnaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not surname?
can you not surname?
can he not surname?
can we not surname?
can you not surname?
can they not surname? 	can I not be surnaming?
can you not be surnaming?
can he not be surnaming?
can we not be surnaming?
can you not be surnaming?
can they not be surnaming? 	can I not have surnamed?
can you not have surnamed?
can he not have surnamed?
can we not have surnamed?
can you not have surnamed?
can they not have surnamed? 	can I not have been surnaming?
can you not have been surnaming?
can he not have been surnaming?
can we not have been surnaming?
can you not have been surnaming?
can they not have been surnaming?