English verb conjugation
CAN PEER

Regular verb: peer - peered - peered

Affirmation

Simple form	V-ing form
I can peer you can peer he can peer we can peer you can peer they can peer	I can be peering you can be peering he can be peering we can be peering you can be peering they can be peering
Perfect	V-ing perfect
I can have peered you can have peered he can have peered we can have peered you can have peered they can have peered	I can have been peering you can have been peering he can have been peering we can have been peering you can have been peering they can have been peering

Negation

Simple form	V-ing form
I can't peer you can't peer he can't peer we can't peer you can't peer they can't peer	I can't be peering you can't be peering he can't be peering we can't be peering you can't be peering they can't be peering
Perfect	V-ing perfect
I can't have peered you can't have peered he can't have peered we can't have peered you can't have peered they can't have peered	I can't have been peering you can't have been peering he can't have been peering we can't have been peering you can't have been peering they can't have been peering

Interrogative form

Simple form	V-ing form
can I peer? can you peer? can he peer? can we peer? can you peer? can they peer?	can I be peering? can you be peering? can he be peering? can we be peering? can you be peering? can they be peering?
Perfect	V-ing perfect
can I have peered? can you have peered? can he have peered? can we have peered? can you have peered? can they have peered?	can I have been peering? can you have been peering? can he have been peering? can we have been peering? can you have been peering? can they have been peering?

Interro-negative form

Simple form	V-ing form
can't I peer? can't you peer? can't he peer? can't we peer? can't you peer? can't they peer?	can't I be peering? can't you be peering? can't he be peering? can't we be peering? can't you be peering? can't they be peering?
Perfect	V-ing perfect
can't I have peered? can't you have peered? can't he have peered? can't we have peered? can't you have peered? can't they have peered?	can't I have been peering? can't you have been peering? can't he have been peering? can't we have been peering? can't you have been peering? can't they have been peering?