English verb conjugation
MUST PRESOLVE

Regular verb: presolve - presolved - presolved

Affirmation

Simple form	V-ing form
I must presolve you must presolve he must presolve we must presolve you must presolve they must presolve	I must be presolving you must be presolving he must be presolving we must be presolving you must be presolving they must be presolving
Perfect	V-ing perfect
I must have presolved you must have presolved he must have presolved we must have presolved you must have presolved they must have presolved	I must have been presolving you must have been presolving he must have been presolving we must have been presolving you must have been presolving they must have been presolving

Negation

Simple form	V-ing form
I must not presolve you must not presolve he must not presolve we must not presolve you must not presolve they must not presolve	I must not be presolving you must not be presolving he must not be presolving we must not be presolving you must not be presolving they must not be presolving
Perfect	V-ing perfect
I must not have presolved you must not have presolved he must not have presolved we must not have presolved you must not have presolved they must not have presolved	I must not have been presolving you must not have been presolving he must not have been presolving we must not have been presolving you must not have been presolving they must not have been presolving

Interrogative form

Simple form	V-ing form
must I presolve? must you presolve? must he presolve? must we presolve? must you presolve? must they presolve?	must I be presolving? must you be presolving? must he be presolving? must we be presolving? must you be presolving? must they be presolving?
Perfect	V-ing perfect
must I have presolved? must you have presolved? must he have presolved? must we have presolved? must you have presolved? must they have presolved?	must I have been presolving? must you have been presolving? must he have been presolving? must we have been presolving? must you have been presolving? must they have been presolving?

Interro-negative form

Simple form	V-ing form
must I not presolve? must you not presolve? must he not presolve? must we not presolve? must you not presolve? must they not presolve?	must I not be presolving? must you not be presolving? must he not be presolving? must we not be presolving? must you not be presolving? must they not be presolving?
Perfect	V-ing perfect
must I not have presolved? must you not have presolved? must he not have presolved? must we not have presolved? must you not have presolved? must they not have presolved?	must I not have been presolving? must you not have been presolving? must he not have been presolving? must we not have been presolving? must you not have been presolving? must they not have been presolving?