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 cannot headline you cannot headline he cannot headline we cannot headline you cannot headline they cannot headline	I cannot be headlining you cannot be headlining he cannot be headlining we cannot be headlining you cannot be headlining they cannot be headlining
Perfect	V-ing perfect
I cannot have headlined you cannot have headlined he cannot have headlined we cannot have headlined you cannot have headlined they cannot have headlined	I cannot have been headlining you cannot have been headlining he cannot have been headlining we cannot have been headlining you cannot have been headlining they cannot 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 I not headline? can you not headline? can he not headline? can we not headline? can you not headline? can they not headline?	can I not be headlining? can you not be headlining? can he not be headlining? can we not be headlining? can you not be headlining? can they not be headlining?
Perfect	V-ing perfect
can I not have headlined? can you not have headlined? can he not have headlined? can we not have headlined? can you not have headlined? can they not have headlined?	can I not have been headlining? can you not have been headlining? can he not have been headlining? can we not have been headlining? can you not have been headlining? can they not have been headlining?