English verb conjugation
CAN PRUNE

Regular verb: prune - pruned - pruned

Affirmation

Simple form	V-ing form
I can prune you can prune he can prune we can prune you can prune they can prune	I can be pruning you can be pruning he can be pruning we can be pruning you can be pruning they can be pruning
Perfect	V-ing perfect
I can have pruned you can have pruned he can have pruned we can have pruned you can have pruned they can have pruned	I can have been pruning you can have been pruning he can have been pruning we can have been pruning you can have been pruning they can have been pruning

Negation

Simple form	V-ing form
I can't prune you can't prune he can't prune we can't prune you can't prune they can't prune	I can't be pruning you can't be pruning he can't be pruning we can't be pruning you can't be pruning they can't be pruning
Perfect	V-ing perfect
I can't have pruned you can't have pruned he can't have pruned we can't have pruned you can't have pruned they can't have pruned	I can't have been pruning you can't have been pruning he can't have been pruning we can't have been pruning you can't have been pruning they can't have been pruning

Interrogative form

Simple form	V-ing form
can I prune? can you prune? can he prune? can we prune? can you prune? can they prune?	can I be pruning? can you be pruning? can he be pruning? can we be pruning? can you be pruning? can they be pruning?
Perfect	V-ing perfect
can I have pruned? can you have pruned? can he have pruned? can we have pruned? can you have pruned? can they have pruned?	can I have been pruning? can you have been pruning? can he have been pruning? can we have been pruning? can you have been pruning? can they have been pruning?

Interro-negative form

Simple form	V-ing form
can't I prune? can't you prune? can't he prune? can't we prune? can't you prune? can't they prune?	can't I be pruning? can't you be pruning? can't he be pruning? can't we be pruning? can't you be pruning? can't they be pruning?
Perfect	V-ing perfect
can't I have pruned? can't you have pruned? can't he have pruned? can't we have pruned? can't you have pruned? can't they have pruned?	can't I have been pruning? can't you have been pruning? can't he have been pruning? can't we have been pruning? can't you have been pruning? can't they have been pruning?