English verb conjugation
MUST WRENCH

Regular verb: wrench - wrenched - wrenched

Affirmation

Simple form	V-ing form
I must wrench you must wrench he must wrench we must wrench you must wrench they must wrench	I must be wrenching you must be wrenching he must be wrenching we must be wrenching you must be wrenching they must be wrenching
Perfect	V-ing perfect
I must have wrenched you must have wrenched he must have wrenched we must have wrenched you must have wrenched they must have wrenched	I must have been wrenching you must have been wrenching he must have been wrenching we must have been wrenching you must have been wrenching they must have been wrenching

Negation

Simple form	V-ing form
I mustn't wrench you mustn't wrench he mustn't wrench we mustn't wrench you mustn't wrench they mustn't wrench	I mustn't be wrenching you mustn't be wrenching he mustn't be wrenching we mustn't be wrenching you mustn't be wrenching they mustn't be wrenching
Perfect	V-ing perfect
I mustn't have wrenched you mustn't have wrenched he mustn't have wrenched we mustn't have wrenched you mustn't have wrenched they mustn't have wrenched	I mustn't have been wrenching you mustn't have been wrenching he mustn't have been wrenching we mustn't have been wrenching you mustn't have been wrenching they mustn't have been wrenching

Interrogative form

Simple form	V-ing form
must I wrench? must you wrench? must he wrench? must we wrench? must you wrench? must they wrench?	must I be wrenching? must you be wrenching? must he be wrenching? must we be wrenching? must you be wrenching? must they be wrenching?
Perfect	V-ing perfect
must I have wrenched? must you have wrenched? must he have wrenched? must we have wrenched? must you have wrenched? must they have wrenched?	must I have been wrenching? must you have been wrenching? must he have been wrenching? must we have been wrenching? must you have been wrenching? must they have been wrenching?

Interro-negative form

Simple form	V-ing form
mustn't I wrench? mustn't you wrench? mustn't he wrench? mustn't we wrench? mustn't you wrench? mustn't they wrench?	mustn't I be wrenching? mustn't you be wrenching? mustn't he be wrenching? mustn't we be wrenching? mustn't you be wrenching? mustn't they be wrenching?
Perfect	V-ing perfect
mustn't I have wrenched? mustn't you have wrenched? mustn't he have wrenched? mustn't we have wrenched? mustn't you have wrenched? mustn't they have wrenched?	mustn't I have been wrenching? mustn't you have been wrenching? mustn't he have been wrenching? mustn't we have been wrenching? mustn't you have been wrenching? mustn't they have been wrenching?