English verb conjugation
CAN HYPHEN

Regular verb: hyphen - hyphened - hyphened

Affirmation

Simple form	V-ing form
I can hyphen you can hyphen he can hyphen we can hyphen you can hyphen they can hyphen	I can be hyphening you can be hyphening he can be hyphening we can be hyphening you can be hyphening they can be hyphening
Perfect	V-ing perfect
I can have hyphened you can have hyphened he can have hyphened we can have hyphened you can have hyphened they can have hyphened	I can have been hyphening you can have been hyphening he can have been hyphening we can have been hyphening you can have been hyphening they can have been hyphening

Negation

Simple form	V-ing form
I can't hyphen you can't hyphen he can't hyphen we can't hyphen you can't hyphen they can't hyphen	I can't be hyphening you can't be hyphening he can't be hyphening we can't be hyphening you can't be hyphening they can't be hyphening
Perfect	V-ing perfect
I can't have hyphened you can't have hyphened he can't have hyphened we can't have hyphened you can't have hyphened they can't have hyphened	I can't have been hyphening you can't have been hyphening he can't have been hyphening we can't have been hyphening you can't have been hyphening they can't have been hyphening

Interrogative form

Simple form	V-ing form
can I hyphen? can you hyphen? can he hyphen? can we hyphen? can you hyphen? can they hyphen?	can I be hyphening? can you be hyphening? can he be hyphening? can we be hyphening? can you be hyphening? can they be hyphening?
Perfect	V-ing perfect
can I have hyphened? can you have hyphened? can he have hyphened? can we have hyphened? can you have hyphened? can they have hyphened?	can I have been hyphening? can you have been hyphening? can he have been hyphening? can we have been hyphening? can you have been hyphening? can they have been hyphening?

Interro-negative form

Simple form	V-ing form
can't I hyphen? can't you hyphen? can't he hyphen? can't we hyphen? can't you hyphen? can't they hyphen?	can't I be hyphening? can't you be hyphening? can't he be hyphening? can't we be hyphening? can't you be hyphening? can't they be hyphening?
Perfect	V-ing perfect
can't I have hyphened? can't you have hyphened? can't he have hyphened? can't we have hyphened? can't you have hyphened? can't they have hyphened?	can't I have been hyphening? can't you have been hyphening? can't he have been hyphening? can't we have been hyphening? can't you have been hyphening? can't they have been hyphening?