English verb conjugation MUST SPAN

Regular verb: span - spanned - spanned

Affirmation

Simple form

I must span
you must span
he must span
we must span
you must span
they must span

V-ing form

I must be spanning
you must be spanning
he must be spanning
we must be spanning
you must be spanning
they must be spanning

Perfect

I must have spanned
you must have spanned
he must have spanned
we must have spanned
you must have spanned
they must have spanned

V-ing perfect

I must have been spanning
you must have been spanning
he must have been spanning
we must have been spanning
you must have been spanning
they must have been spanning

Negation

Simple form

I must not span
you must not span
he must not span
we must not span
you must not span
they must not span

V-ing form

I must not be spanning
you must not be spanning
he must not be spanning
we must not be spanning
you must not be spanning
they must not be spanning

Perfect

I must not have spanned
you must not have spanned
he must not have spanned
we must not have spanned
you must not have spanned
they must not have spanned

V-ing perfect

I must not have been spanning
you must not have been spanning
he must not have been spanning
we must not have been spanning
you must not have been spanning
they must not have been spanning

Interrogative form

Simple form

must I span?
must you span?
must he span?
must we span?
must you span?
must they span?

V-ing form

must I be spanning?
must you be spanning?
must he be spanning?
must we be spanning?
must you be spanning?
must they be spanning?

Perfect

must I have spanned?
must you have spanned?
must he have spanned?
must we have spanned?
must you have spanned?
must they have spanned?

V-ing perfect

must I have been spanning?
must you have been spanning?
must he have been spanning?
must we have been spanning?
must you have been spanning?
must they have been spanning?

Interro-negative form

Simple form

must I not span?
must you not span?
must he not span?
must we not span?
must you not span?
must they not span?

V-ing form

must I not be spanning?
must you not be spanning?
must he not be spanning?
must we not be spanning?
must you not be spanning?
must they not be spanning?

Perfect

must I not have spanned?
must you not have spanned?
must he not have spanned?
must we not have spanned?
must you not have spanned?
must they not have spanned?

V-ing perfect

must I not have been spanning?
must you not have been spanning?
must he not have been spanning?
must we not have been spanning?
must you not have been spanning?
must they not have been spanning?

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