I can kernel you can kernel she can kernel we can kernel you can kernel they can kernel
V-ing form
I can be kerneling you can be kerneling she can be kerneling we can be kerneling you can be kerneling they can be kerneling
Perfect
I can have kerneled you can have kerneled she can have kerneled we can have kerneled you can have kerneled they can have kerneled
V-ing perfect
I can have been kerneling you can have been kerneling she can have been kerneling we can have been kerneling you can have been kerneling they can have been kerneling
Negation
Simple form
I can't kernel you can't kernel she can't kernel we can't kernel you can't kernel they can't kernel
V-ing form
I can't be kerneling you can't be kerneling she can't be kerneling we can't be kerneling you can't be kerneling they can't be kerneling
Perfect
I can't have kerneled you can't have kerneled she can't have kerneled we can't have kerneled you can't have kerneled they can't have kerneled
V-ing perfect
I can't have been kerneling you can't have been kerneling she can't have been kerneling we can't have been kerneling you can't have been kerneling they can't have been kerneling
Interrogative form
Simple form
can I kernel? can you kernel? can she kernel? can we kernel? can you kernel? can they kernel?
V-ing form
can I be kerneling? can you be kerneling? can she be kerneling? can we be kerneling? can you be kerneling? can they be kerneling?
Perfect
can I have kerneled? can you have kerneled? can she have kerneled? can we have kerneled? can you have kerneled? can they have kerneled?
V-ing perfect
can I have been kerneling? can you have been kerneling? can she have been kerneling? can we have been kerneling? can you have been kerneling? can they have been kerneling?
Interro-negative form
Simple form
can't I kernel? can't you kernel? can't she kernel? can't we kernel? can't you kernel? can't they kernel?
V-ing form
can't I be kerneling? can't you be kerneling? can't she be kerneling? can't we be kerneling? can't you be kerneling? can't they be kerneling?
Perfect
can't I have kerneled? can't you have kerneled? can't she have kerneled? can't we have kerneled? can't you have kerneled? can't they have kerneled?
V-ing perfect
can't I have been kerneling? can't you have been kerneling? can't she have been kerneling? can't we have been kerneling? can't you have been kerneling? can't they have been kerneling?