English verb conjugation
CAN FEATHER

Regular verb: feather - feathered - feathered

Affirmation

Simple form	V-ing form
I can feather you can feather he can feather we can feather you can feather they can feather	I can be feathering you can be feathering he can be feathering we can be feathering you can be feathering they can be feathering
Perfect	V-ing perfect
I can have feathered you can have feathered he can have feathered we can have feathered you can have feathered they can have feathered	I can have been feathering you can have been feathering he can have been feathering we can have been feathering you can have been feathering they can have been feathering

Negation

Simple form	V-ing form
I can't feather you can't feather he can't feather we can't feather you can't feather they can't feather	I can't be feathering you can't be feathering he can't be feathering we can't be feathering you can't be feathering they can't be feathering
Perfect	V-ing perfect
I can't have feathered you can't have feathered he can't have feathered we can't have feathered you can't have feathered they can't have feathered	I can't have been feathering you can't have been feathering he can't have been feathering we can't have been feathering you can't have been feathering they can't have been feathering

Interrogative form

Simple form	V-ing form
can I feather? can you feather? can he feather? can we feather? can you feather? can they feather?	can I be feathering? can you be feathering? can he be feathering? can we be feathering? can you be feathering? can they be feathering?
Perfect	V-ing perfect
can I have feathered? can you have feathered? can he have feathered? can we have feathered? can you have feathered? can they have feathered?	can I have been feathering? can you have been feathering? can he have been feathering? can we have been feathering? can you have been feathering? can they have been feathering?

Interro-negative form

Simple form	V-ing form
can't I feather? can't you feather? can't he feather? can't we feather? can't you feather? can't they feather?	can't I be feathering? can't you be feathering? can't he be feathering? can't we be feathering? can't you be feathering? can't they be feathering?
Perfect	V-ing perfect
can't I have feathered? can't you have feathered? can't he have feathered? can't we have feathered? can't you have feathered? can't they have feathered?	can't I have been feathering? can't you have been feathering? can't he have been feathering? can't we have been feathering? can't you have been feathering? can't they have been feathering?