English verb conjugation
CAN GAP

Regular verb: gap - gaped - gaped

Affirmation

Simple form	V-ing form
I can gap you can gap he can gap we can gap you can gap they can gap	I can be gaping you can be gaping he can be gaping we can be gaping you can be gaping they can be gaping
Perfect	V-ing perfect
I can have gaped you can have gaped he can have gaped we can have gaped you can have gaped they can have gaped	I can have been gaping you can have been gaping he can have been gaping we can have been gaping you can have been gaping they can have been gaping

Negation

Simple form	V-ing form
I can't gap you can't gap he can't gap we can't gap you can't gap they can't gap	I can't be gaping you can't be gaping he can't be gaping we can't be gaping you can't be gaping they can't be gaping
Perfect	V-ing perfect
I can't have gaped you can't have gaped he can't have gaped we can't have gaped you can't have gaped they can't have gaped	I can't have been gaping you can't have been gaping he can't have been gaping we can't have been gaping you can't have been gaping they can't have been gaping

Interrogative form

Simple form	V-ing form
can I gap? can you gap? can he gap? can we gap? can you gap? can they gap?	can I be gaping? can you be gaping? can he be gaping? can we be gaping? can you be gaping? can they be gaping?
Perfect	V-ing perfect
can I have gaped? can you have gaped? can he have gaped? can we have gaped? can you have gaped? can they have gaped?	can I have been gaping? can you have been gaping? can he have been gaping? can we have been gaping? can you have been gaping? can they have been gaping?

Interro-negative form

Simple form	V-ing form
can't I gap? can't you gap? can't he gap? can't we gap? can't you gap? can't they gap?	can't I be gaping? can't you be gaping? can't he be gaping? can't we be gaping? can't you be gaping? can't they be gaping?
Perfect	V-ing perfect
can't I have gaped? can't you have gaped? can't he have gaped? can't we have gaped? can't you have gaped? can't they have gaped?	can't I have been gaping? can't you have been gaping? can't he have been gaping? can't we have been gaping? can't you have been gaping? can't they have been gaping?