English verb conjugation MUST BOX

Regular verb: box - boxed - boxed

Affirmation

Simple form

I must box
you must box
he must box
we must box
you must box
they must box

V-ing form

I must be boxing
you must be boxing
he must be boxing
we must be boxing
you must be boxing
they must be boxing

Perfect

I must have boxed
you must have boxed
he must have boxed
we must have boxed
you must have boxed
they must have boxed

V-ing perfect

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

Negation

Simple form

I must not box
you must not box
he must not box
we must not box
you must not box
they must not box

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I box?
must you box?
must he box?
must we box?
must you box?
must they box?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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