English verb conjugation
CAN SLATHER

Regular verb: slather - slathered - slathered

Affirmation

Simple form	V-ing form
I can slather you can slather he can slather we can slather you can slather they can slather	I can be slathering you can be slathering he can be slathering we can be slathering you can be slathering they can be slathering
Perfect	V-ing perfect
I can have slathered you can have slathered he can have slathered we can have slathered you can have slathered they can have slathered	I can have been slathering you can have been slathering he can have been slathering we can have been slathering you can have been slathering they can have been slathering

Negation

Simple form	V-ing form
I can't slather you can't slather he can't slather we can't slather you can't slather they can't slather	I can't be slathering you can't be slathering he can't be slathering we can't be slathering you can't be slathering they can't be slathering
Perfect	V-ing perfect
I can't have slathered you can't have slathered he can't have slathered we can't have slathered you can't have slathered they can't have slathered	I can't have been slathering you can't have been slathering he can't have been slathering we can't have been slathering you can't have been slathering they can't have been slathering

Interrogative form

Simple form	V-ing form
can I slather? can you slather? can he slather? can we slather? can you slather? can they slather?	can I be slathering? can you be slathering? can he be slathering? can we be slathering? can you be slathering? can they be slathering?
Perfect	V-ing perfect
can I have slathered? can you have slathered? can he have slathered? can we have slathered? can you have slathered? can they have slathered?	can I have been slathering? can you have been slathering? can he have been slathering? can we have been slathering? can you have been slathering? can they have been slathering?

Interro-negative form

Simple form	V-ing form
can't I slather? can't you slather? can't he slather? can't we slather? can't you slather? can't they slather?	can't I be slathering? can't you be slathering? can't he be slathering? can't we be slathering? can't you be slathering? can't they be slathering?
Perfect	V-ing perfect
can't I have slathered? can't you have slathered? can't he have slathered? can't we have slathered? can't you have slathered? can't they have slathered?	can't I have been slathering? can't you have been slathering? can't he have been slathering? can't we have been slathering? can't you have been slathering? can't they have been slathering?