English verb conjugation
CAN FABLE

Regular verb: fable - fabled - fabled

Affirmation

Simple form	V-ing form
I can fable you can fable he can fable we can fable you can fable they can fable	I can be fabling you can be fabling he can be fabling we can be fabling you can be fabling they can be fabling
Perfect	V-ing perfect
I can have fabled you can have fabled he can have fabled we can have fabled you can have fabled they can have fabled	I can have been fabling you can have been fabling he can have been fabling we can have been fabling you can have been fabling they can have been fabling

Negation

Simple form	V-ing form
I can't fable you can't fable he can't fable we can't fable you can't fable they can't fable	I can't be fabling you can't be fabling he can't be fabling we can't be fabling you can't be fabling they can't be fabling
Perfect	V-ing perfect
I can't have fabled you can't have fabled he can't have fabled we can't have fabled you can't have fabled they can't have fabled	I can't have been fabling you can't have been fabling he can't have been fabling we can't have been fabling you can't have been fabling they can't have been fabling

Interrogative form

Simple form	V-ing form
can I fable? can you fable? can he fable? can we fable? can you fable? can they fable?	can I be fabling? can you be fabling? can he be fabling? can we be fabling? can you be fabling? can they be fabling?
Perfect	V-ing perfect
can I have fabled? can you have fabled? can he have fabled? can we have fabled? can you have fabled? can they have fabled?	can I have been fabling? can you have been fabling? can he have been fabling? can we have been fabling? can you have been fabling? can they have been fabling?

Interro-negative form

Simple form	V-ing form
can't I fable? can't you fable? can't he fable? can't we fable? can't you fable? can't they fable?	can't I be fabling? can't you be fabling? can't he be fabling? can't we be fabling? can't you be fabling? can't they be fabling?
Perfect	V-ing perfect
can't I have fabled? can't you have fabled? can't he have fabled? can't we have fabled? can't you have fabled? can't they have fabled?	can't I have been fabling? can't you have been fabling? can't he have been fabling? can't we have been fabling? can't you have been fabling? can't they have been fabling?