English verb conjugation
MUST WRIGGLE

Regular verb: wriggle - wriggled - wriggled

Affirmation

Simple form	V-ing form
I must wriggle you must wriggle he must wriggle we must wriggle you must wriggle they must wriggle	I must be wriggling you must be wriggling he must be wriggling we must be wriggling you must be wriggling they must be wriggling
Perfect	V-ing perfect
I must have wriggled you must have wriggled he must have wriggled we must have wriggled you must have wriggled they must have wriggled	I must have been wriggling you must have been wriggling he must have been wriggling we must have been wriggling you must have been wriggling they must have been wriggling

Negation

Simple form	V-ing form
I must not wriggle you must not wriggle he must not wriggle we must not wriggle you must not wriggle they must not wriggle	I must not be wriggling you must not be wriggling he must not be wriggling we must not be wriggling you must not be wriggling they must not be wriggling
Perfect	V-ing perfect
I must not have wriggled you must not have wriggled he must not have wriggled we must not have wriggled you must not have wriggled they must not have wriggled	I must not have been wriggling you must not have been wriggling he must not have been wriggling we must not have been wriggling you must not have been wriggling they must not have been wriggling

Interrogative form

Simple form	V-ing form
must I wriggle? must you wriggle? must he wriggle? must we wriggle? must you wriggle? must they wriggle?	must I be wriggling? must you be wriggling? must he be wriggling? must we be wriggling? must you be wriggling? must they be wriggling?
Perfect	V-ing perfect
must I have wriggled? must you have wriggled? must he have wriggled? must we have wriggled? must you have wriggled? must they have wriggled?	must I have been wriggling? must you have been wriggling? must he have been wriggling? must we have been wriggling? must you have been wriggling? must they have been wriggling?

Interro-negative form

Simple form	V-ing form
must I not wriggle? must you not wriggle? must he not wriggle? must we not wriggle? must you not wriggle? must they not wriggle?	must I not be wriggling? must you not be wriggling? must he not be wriggling? must we not be wriggling? must you not be wriggling? must they not be wriggling?
Perfect	V-ing perfect
must I not have wriggled? must you not have wriggled? must he not have wriggled? must we not have wriggled? must you not have wriggled? must they not have wriggled?	must I not have been wriggling? must you not have been wriggling? must he not have been wriggling? must we not have been wriggling? must you not have been wriggling? must they not have been wriggling?