can gripe
Regular verb: gripe - griped- griped

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