English verb conjugation CAN SICKEN

Regular verb: sicken - sickened - sickened

Affirmation

Simple form

I can sicken
you can sicken
he can sicken
we can sicken
you can sicken
they can sicken

V-ing form

I can be sickening
you can be sickening
he can be sickening
we can be sickening
you can be sickening
they can be sickening

Perfect

I can have sickened
you can have sickened
he can have sickened
we can have sickened
you can have sickened
they can have sickened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I sicken?
can you sicken?
can he sicken?
can we sicken?
can you sicken?
can they sicken?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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