English verb conjugation
MUST TANGLE

Regular verb: tangle - tangled - tangled

Affirmation

Simple form	V-ing form
I must tangle you must tangle he must tangle we must tangle you must tangle they must tangle	I must be tangling you must be tangling he must be tangling we must be tangling you must be tangling they must be tangling
Perfect	V-ing perfect
I must have tangled you must have tangled he must have tangled we must have tangled you must have tangled they must have tangled	I must have been tangling you must have been tangling he must have been tangling we must have been tangling you must have been tangling they must have been tangling

Negation

Simple form	V-ing form
I must not tangle you must not tangle he must not tangle we must not tangle you must not tangle they must not tangle	I must not be tangling you must not be tangling he must not be tangling we must not be tangling you must not be tangling they must not be tangling
Perfect	V-ing perfect
I must not have tangled you must not have tangled he must not have tangled we must not have tangled you must not have tangled they must not have tangled	I must not have been tangling you must not have been tangling he must not have been tangling we must not have been tangling you must not have been tangling they must not have been tangling

Interrogative form

Simple form	V-ing form
must I tangle? must you tangle? must he tangle? must we tangle? must you tangle? must they tangle?	must I be tangling? must you be tangling? must he be tangling? must we be tangling? must you be tangling? must they be tangling?
Perfect	V-ing perfect
must I have tangled? must you have tangled? must he have tangled? must we have tangled? must you have tangled? must they have tangled?	must I have been tangling? must you have been tangling? must he have been tangling? must we have been tangling? must you have been tangling? must they have been tangling?

Interro-negative form

Simple form	V-ing form
must I not tangle? must you not tangle? must he not tangle? must we not tangle? must you not tangle? must they not tangle?	must I not be tangling? must you not be tangling? must he not be tangling? must we not be tangling? must you not be tangling? must they not be tangling?
Perfect	V-ing perfect
must I not have tangled? must you not have tangled? must he not have tangled? must we not have tangled? must you not have tangled? must they not have tangled?	must I not have been tangling? must you not have been tangling? must he not have been tangling? must we not have been tangling? must you not have been tangling? must they not have been tangling?