English verb conjugation MUST UNTANGLE

Regular verb: untangle - untangled - untangled

Affirmation

Simple form

I must untangle
you must untangle
he must untangle
we must untangle
you must untangle
they must untangle

V-ing form

I must be untangling
you must be untangling
he must be untangling
we must be untangling
you must be untangling
they must be untangling

Perfect

I must have untangled
you must have untangled
he must have untangled
we must have untangled
you must have untangled
they must have untangled

V-ing perfect

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

Negation

Simple form

I must not untangle
you must not untangle
he must not untangle
we must not untangle
you must not untangle
they must not untangle

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I untangle?
must you untangle?
must he untangle?
must we untangle?
must you untangle?
must they untangle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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