English verb conjugation CAN OBSESS

Regular verb: obsess - obsessed - obsessed

Affirmation

Simple form

I can obsess
you can obsess
he can obsess
we can obsess
you can obsess
they can obsess

V-ing form

I can be obsessing
you can be obsessing
he can be obsessing
we can be obsessing
you can be obsessing
they can be obsessing

Perfect

I can have obsessed
you can have obsessed
he can have obsessed
we can have obsessed
you can have obsessed
they can have obsessed

V-ing perfect

I can have been obsessing
you can have been obsessing
he can have been obsessing
we can have been obsessing
you can have been obsessing
they can have been obsessing

Negation

Simple form

I can't obsess
you can't obsess
he can't obsess
we can't obsess
you can't obsess
they can't obsess

V-ing form

I can't be obsessing
you can't be obsessing
he can't be obsessing
we can't be obsessing
you can't be obsessing
they can't be obsessing

Perfect

I can't have obsessed
you can't have obsessed
he can't have obsessed
we can't have obsessed
you can't have obsessed
they can't have obsessed

V-ing perfect

I can't have been obsessing
you can't have been obsessing
he can't have been obsessing
we can't have been obsessing
you can't have been obsessing
they can't have been obsessing

Interrogative form

Simple form

can I obsess?
can you obsess?
can he obsess?
can we obsess?
can you obsess?
can they obsess?

V-ing form

can I be obsessing?
can you be obsessing?
can he be obsessing?
can we be obsessing?
can you be obsessing?
can they be obsessing?

Perfect

can I have obsessed?
can you have obsessed?
can he have obsessed?
can we have obsessed?
can you have obsessed?
can they have obsessed?

V-ing perfect

can I have been obsessing?
can you have been obsessing?
can he have been obsessing?
can we have been obsessing?
can you have been obsessing?
can they have been obsessing?

Interro-negative form

Simple form

can't I obsess?
can't you obsess?
can't he obsess?
can't we obsess?
can't you obsess?
can't they obsess?

V-ing form

can't I be obsessing?
can't you be obsessing?
can't he be obsessing?
can't we be obsessing?
can't you be obsessing?
can't they be obsessing?

Perfect

can't I have obsessed?
can't you have obsessed?
can't he have obsessed?
can't we have obsessed?
can't you have obsessed?
can't they have obsessed?

V-ing perfect

can't I have been obsessing?
can't you have been obsessing?
can't he have been obsessing?
can't we have been obsessing?
can't you have been obsessing?
can't they have been obsessing?

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