English verb conjugation MUST SKY

Regular verb: sky - skied - skied

Affirmation

Simple form

I must sky
you must sky
she must sky
we must sky
you must sky
they must sky

V-ing form

I must be skying
you must be skying
she must be skying
we must be skying
you must be skying
they must be skying

Perfect

I must have skied
you must have skied
she must have skied
we must have skied
you must have skied
they must have skied

V-ing perfect

I must have been skying
you must have been skying
she must have been skying
we must have been skying
you must have been skying
they must have been skying

Negation

Simple form

I must not sky
you must not sky
she must not sky
we must not sky
you must not sky
they must not sky

V-ing form

I must not be skying
you must not be skying
she must not be skying
we must not be skying
you must not be skying
they must not be skying

Perfect

I must not have skied
you must not have skied
she must not have skied
we must not have skied
you must not have skied
they must not have skied

V-ing perfect

I must not have been skying
you must not have been skying
she must not have been skying
we must not have been skying
you must not have been skying
they must not have been skying

Interrogative form

Simple form

must I sky?
must you sky?
must she sky?
must we sky?
must you sky?
must they sky?

V-ing form

must I be skying?
must you be skying?
must she be skying?
must we be skying?
must you be skying?
must they be skying?

Perfect

must I have skied?
must you have skied?
must she have skied?
must we have skied?
must you have skied?
must they have skied?

V-ing perfect

must I have been skying?
must you have been skying?
must she have been skying?
must we have been skying?
must you have been skying?
must they have been skying?

Interro-negative form

Simple form

must I not sky?
must you not sky?
must she not sky?
must we not sky?
must you not sky?
must they not sky?

V-ing form

must I not be skying?
must you not be skying?
must she not be skying?
must we not be skying?
must you not be skying?
must they not be skying?

Perfect

must I not have skied?
must you not have skied?
must she not have skied?
must we not have skied?
must you not have skied?
must they not have skied?

V-ing perfect

must I not have been skying?
must you not have been skying?
must she not have been skying?
must we not have been skying?
must you not have been skying?
must they not have been skying?

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