English verb conjugation
CAN SLIVER

Regular verb: sliver - slivered - slivered

Affirmation

Simple form	V-ing form
I can sliver you can sliver he can sliver we can sliver you can sliver they can sliver	I can be slivering you can be slivering he can be slivering we can be slivering you can be slivering they can be slivering
Perfect	V-ing perfect
I can have slivered you can have slivered he can have slivered we can have slivered you can have slivered they can have slivered	I can have been slivering you can have been slivering he can have been slivering we can have been slivering you can have been slivering they can have been slivering

Negation

Simple form	V-ing form
I can't sliver you can't sliver he can't sliver we can't sliver you can't sliver they can't sliver	I can't be slivering you can't be slivering he can't be slivering we can't be slivering you can't be slivering they can't be slivering
Perfect	V-ing perfect
I can't have slivered you can't have slivered he can't have slivered we can't have slivered you can't have slivered they can't have slivered	I can't have been slivering you can't have been slivering he can't have been slivering we can't have been slivering you can't have been slivering they can't have been slivering

Interrogative form

Simple form	V-ing form
can I sliver? can you sliver? can he sliver? can we sliver? can you sliver? can they sliver?	can I be slivering? can you be slivering? can he be slivering? can we be slivering? can you be slivering? can they be slivering?
Perfect	V-ing perfect
can I have slivered? can you have slivered? can he have slivered? can we have slivered? can you have slivered? can they have slivered?	can I have been slivering? can you have been slivering? can he have been slivering? can we have been slivering? can you have been slivering? can they have been slivering?

Interro-negative form

Simple form	V-ing form
can't I sliver? can't you sliver? can't he sliver? can't we sliver? can't you sliver? can't they sliver?	can't I be slivering? can't you be slivering? can't he be slivering? can't we be slivering? can't you be slivering? can't they be slivering?
Perfect	V-ing perfect
can't I have slivered? can't you have slivered? can't he have slivered? can't we have slivered? can't you have slivered? can't they have slivered?	can't I have been slivering? can't you have been slivering? can't he have been slivering? can't we have been slivering? can't you have been slivering? can't they have been slivering?