English verb conjugation
CAN GRIPE

Regular verb: gripe - griped - griped

Affirmation

Simple form	V-ing form
I can gripe you can gripe she can gripe we can gripe you can gripe they can gripe	I can be griping you can be griping she can be griping we can be griping you can be griping they can be griping
Perfect	V-ing perfect
I can have griped you can have griped she can have griped we can have griped you can have griped they can have griped	I can have been griping you can have been griping she can have been griping we can have been griping you can have been griping they can have been griping

Negation

Simple form	V-ing form
I can't gripe you can't gripe she can't gripe we can't gripe you can't gripe they can't gripe	I can't be griping you can't be griping she can't be griping we can't be griping you can't be griping they can't be griping
Perfect	V-ing perfect
I can't have griped you can't have griped she can't have griped we can't have griped you can't have griped they can't have griped	I can't have been griping you can't have been griping she can't have been griping we can't have been griping you can't have been griping they can't have been griping

Interrogative form

Simple form	V-ing form
can I gripe? can you gripe? can she gripe? can we gripe? can you gripe? can they gripe?	can I be griping? can you be griping? can she be griping? can we be griping? can you be griping? can they be griping?
Perfect	V-ing perfect
can I have griped? can you have griped? can she have griped? can we have griped? can you have griped? can they have griped?	can I have been griping? can you have been griping? can she have been griping? can we have been griping? can you have been griping? can they have been griping?

Interro-negative form

Simple form	V-ing form
can't I gripe? can't you gripe? can't she gripe? can't we gripe? can't you gripe? can't they gripe?	can't I be griping? can't you be griping? can't she be griping? can't we be griping? can't you be griping? can't they be griping?
Perfect	V-ing perfect
can't I have griped? can't you have griped? can't she have griped? can't we have griped? can't you have griped? can't they have griped?	can't I have been griping? can't you have been griping? can't she have been griping? can't we have been griping? can't you have been griping? can't they have been griping?