English verb conjugation
CAN SHARP

Regular verb: sharp - sharped - sharped

Affirmation

Simple form	V-ing form
I can sharp you can sharp he can sharp we can sharp you can sharp they can sharp	I can be sharping you can be sharping he can be sharping we can be sharping you can be sharping they can be sharping
Perfect	V-ing perfect
I can have sharped you can have sharped he can have sharped we can have sharped you can have sharped they can have sharped	I can have been sharping you can have been sharping he can have been sharping we can have been sharping you can have been sharping they can have been sharping

Negation

Simple form	V-ing form
I can't sharp you can't sharp he can't sharp we can't sharp you can't sharp they can't sharp	I can't be sharping you can't be sharping he can't be sharping we can't be sharping you can't be sharping they can't be sharping
Perfect	V-ing perfect
I can't have sharped you can't have sharped he can't have sharped we can't have sharped you can't have sharped they can't have sharped	I can't have been sharping you can't have been sharping he can't have been sharping we can't have been sharping you can't have been sharping they can't have been sharping

Interrogative form

Simple form	V-ing form
can I sharp? can you sharp? can he sharp? can we sharp? can you sharp? can they sharp?	can I be sharping? can you be sharping? can he be sharping? can we be sharping? can you be sharping? can they be sharping?
Perfect	V-ing perfect
can I have sharped? can you have sharped? can he have sharped? can we have sharped? can you have sharped? can they have sharped?	can I have been sharping? can you have been sharping? can he have been sharping? can we have been sharping? can you have been sharping? can they have been sharping?

Interro-negative form

Simple form	V-ing form
can't I sharp? can't you sharp? can't he sharp? can't we sharp? can't you sharp? can't they sharp?	can't I be sharping? can't you be sharping? can't he be sharping? can't we be sharping? can't you be sharping? can't they be sharping?
Perfect	V-ing perfect
can't I have sharped? can't you have sharped? can't he have sharped? can't we have sharped? can't you have sharped? can't they have sharped?	can't I have been sharping? can't you have been sharping? can't he have been sharping? can't we have been sharping? can't you have been sharping? can't they have been sharping?