English verb conjugation MUST SKI SKI

Regular verb: ski ski - ski skied - ski skied

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I must ski ski
you must ski ski
he must ski ski
we must ski ski
you must ski ski
they must ski ski

V-ing form

I must be ski skiing
you must be ski skiing
he must be ski skiing
we must be ski skiing
you must be ski skiing
they must be ski skiing

Perfect

I must have ski skied
you must have ski skied
he must have ski skied
we must have ski skied
you must have ski skied
they must have ski skied

V-ing perfect

I must have been ski skiing
you must have been ski skiing
he must have been ski skiing
we must have been ski skiing
you must have been ski skiing
they must have been ski skiing

Negation

Simple form

I mustn't ski ski
you mustn't ski ski
he mustn't ski ski
we mustn't ski ski
you mustn't ski ski
they mustn't ski ski

V-ing form

I mustn't be ski skiing
you mustn't be ski skiing
he mustn't be ski skiing
we mustn't be ski skiing
you mustn't be ski skiing
they mustn't be ski skiing

Perfect

I mustn't have ski skied
you mustn't have ski skied
he mustn't have ski skied
we mustn't have ski skied
you mustn't have ski skied
they mustn't have ski skied

V-ing perfect

I mustn't have been ski skiing
you mustn't have been ski skiing
he mustn't have been ski skiing
we mustn't have been ski skiing
you mustn't have been ski skiing
they mustn't have been ski skiing

Interrogative form

Simple form

must I ski ski?
must you ski ski?
must he ski ski?
must we ski ski?
must you ski ski?
must they ski ski?

V-ing form

must I be ski skiing?
must you be ski skiing?
must he be ski skiing?
must we be ski skiing?
must you be ski skiing?
must they be ski skiing?

Perfect

must I have ski skied?
must you have ski skied?
must he have ski skied?
must we have ski skied?
must you have ski skied?
must they have ski skied?

V-ing perfect

must I have been ski skiing?
must you have been ski skiing?
must he have been ski skiing?
must we have been ski skiing?
must you have been ski skiing?
must they have been ski skiing?

Interro-negative form

Simple form

mustn't I ski ski?
mustn't you ski ski?
mustn't he ski ski?
mustn't we ski ski?
mustn't you ski ski?
mustn't they ski ski?

V-ing form

mustn't I be ski skiing?
mustn't you be ski skiing?
mustn't he be ski skiing?
mustn't we be ski skiing?
mustn't you be ski skiing?
mustn't they be ski skiing?

Perfect

mustn't I have ski skied?
mustn't you have ski skied?
mustn't he have ski skied?
mustn't we have ski skied?
mustn't you have ski skied?
mustn't they have ski skied?

V-ing perfect

mustn't I have been ski skiing?
mustn't you have been ski skiing?
mustn't he have been ski skiing?
mustn't we have been ski skiing?
mustn't you have been ski skiing?
mustn't they have been ski skiing?

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