English verb conjugation MUST UNBUILD

Irregular verb: unbuild - unbuilt - unbuilt

Affirmation

Simple form

I must unbuild
you must unbuild
he must unbuild
we must unbuild
you must unbuild
they must unbuild

V-ing form

I must be unbuilding
you must be unbuilding
he must be unbuilding
we must be unbuilding
you must be unbuilding
they must be unbuilding

Perfect

I must have unbuilt
you must have unbuilt
he must have unbuilt
we must have unbuilt
you must have unbuilt
they must have unbuilt

V-ing perfect

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

Negation

Simple form

I must not unbuild
you must not unbuild
he must not unbuild
we must not unbuild
you must not unbuild
they must not unbuild

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I unbuild?
must you unbuild?
must he unbuild?
must we unbuild?
must you unbuild?
must they unbuild?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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