English verb conjugation
CAN HEADLINE

Regular verb: headline - headlined - headlined

Affirmation

Simple form	V-ing form
I can headline you can headline he can headline we can headline you can headline they can headline	I can be headlining you can be headlining he can be headlining we can be headlining you can be headlining they can be headlining
Perfect	V-ing perfect
I can have headlined you can have headlined he can have headlined we can have headlined you can have headlined they can have headlined	I can have been headlining you can have been headlining he can have been headlining we can have been headlining you can have been headlining they can have been headlining

Negation

Simple form	V-ing form
I can't headline you can't headline he can't headline we can't headline you can't headline they can't headline	I can't be headlining you can't be headlining he can't be headlining we can't be headlining you can't be headlining they can't be headlining
Perfect	V-ing perfect
I can't have headlined you can't have headlined he can't have headlined we can't have headlined you can't have headlined they can't have headlined	I can't have been headlining you can't have been headlining he can't have been headlining we can't have been headlining you can't have been headlining they can't have been headlining

Interrogative form

Simple form	V-ing form
can I headline? can you headline? can he headline? can we headline? can you headline? can they headline?	can I be headlining? can you be headlining? can he be headlining? can we be headlining? can you be headlining? can they be headlining?
Perfect	V-ing perfect
can I have headlined? can you have headlined? can he have headlined? can we have headlined? can you have headlined? can they have headlined?	can I have been headlining? can you have been headlining? can he have been headlining? can we have been headlining? can you have been headlining? can they have been headlining?

Interro-negative form

Simple form	V-ing form
can't I headline? can't you headline? can't he headline? can't we headline? can't you headline? can't they headline?	can't I be headlining? can't you be headlining? can't he be headlining? can't we be headlining? can't you be headlining? can't they be headlining?
Perfect	V-ing perfect
can't I have headlined? can't you have headlined? can't he have headlined? can't we have headlined? can't you have headlined? can't they have headlined?	can't I have been headlining? can't you have been headlining? can't he have been headlining? can't we have been headlining? can't you have been headlining? can't they have been headlining?