English verb conjugation
CAN SHEER

Regular verb: sheer - sheered - sheered

Affirmation

Simple form	V-ing form
I can sheer you can sheer he can sheer we can sheer you can sheer they can sheer	I can be sheering you can be sheering he can be sheering we can be sheering you can be sheering they can be sheering
Perfect	V-ing perfect
I can have sheered you can have sheered he can have sheered we can have sheered you can have sheered they can have sheered	I can have been sheering you can have been sheering he can have been sheering we can have been sheering you can have been sheering they can have been sheering

Negation

Simple form	V-ing form
I can't sheer you can't sheer he can't sheer we can't sheer you can't sheer they can't sheer	I can't be sheering you can't be sheering he can't be sheering we can't be sheering you can't be sheering they can't be sheering
Perfect	V-ing perfect
I can't have sheered you can't have sheered he can't have sheered we can't have sheered you can't have sheered they can't have sheered	I can't have been sheering you can't have been sheering he can't have been sheering we can't have been sheering you can't have been sheering they can't have been sheering

Interrogative form

Simple form	V-ing form
can I sheer? can you sheer? can he sheer? can we sheer? can you sheer? can they sheer?	can I be sheering? can you be sheering? can he be sheering? can we be sheering? can you be sheering? can they be sheering?
Perfect	V-ing perfect
can I have sheered? can you have sheered? can he have sheered? can we have sheered? can you have sheered? can they have sheered?	can I have been sheering? can you have been sheering? can he have been sheering? can we have been sheering? can you have been sheering? can they have been sheering?

Interro-negative form

Simple form	V-ing form
can't I sheer? can't you sheer? can't he sheer? can't we sheer? can't you sheer? can't they sheer?	can't I be sheering? can't you be sheering? can't he be sheering? can't we be sheering? can't you be sheering? can't they be sheering?
Perfect	V-ing perfect
can't I have sheered? can't you have sheered? can't he have sheered? can't we have sheered? can't you have sheered? can't they have sheered?	can't I have been sheering? can't you have been sheering? can't he have been sheering? can't we have been sheering? can't you have been sheering? can't they have been sheering?