English verb conjugation
MUST DISAPPROVE

Regular verb: disapprove - disapproved - disapproved

Affirmation

Simple form	V-ing form
I must disapprove you must disapprove she must disapprove we must disapprove you must disapprove they must disapprove	I must be disapproving you must be disapproving she must be disapproving we must be disapproving you must be disapproving they must be disapproving
Perfect	V-ing perfect
I must have disapproved you must have disapproved she must have disapproved we must have disapproved you must have disapproved they must have disapproved	I must have been disapproving you must have been disapproving she must have been disapproving we must have been disapproving you must have been disapproving they must have been disapproving

Negation

Simple form	V-ing form
I must not disapprove you must not disapprove she must not disapprove we must not disapprove you must not disapprove they must not disapprove	I must not be disapproving you must not be disapproving she must not be disapproving we must not be disapproving you must not be disapproving they must not be disapproving
Perfect	V-ing perfect
I must not have disapproved you must not have disapproved she must not have disapproved we must not have disapproved you must not have disapproved they must not have disapproved	I must not have been disapproving you must not have been disapproving she must not have been disapproving we must not have been disapproving you must not have been disapproving they must not have been disapproving

Interrogative form

Simple form	V-ing form
must I disapprove? must you disapprove? must she disapprove? must we disapprove? must you disapprove? must they disapprove?	must I be disapproving? must you be disapproving? must she be disapproving? must we be disapproving? must you be disapproving? must they be disapproving?
Perfect	V-ing perfect
must I have disapproved? must you have disapproved? must she have disapproved? must we have disapproved? must you have disapproved? must they have disapproved?	must I have been disapproving? must you have been disapproving? must she have been disapproving? must we have been disapproving? must you have been disapproving? must they have been disapproving?

Interro-negative form

Simple form	V-ing form
must I not disapprove? must you not disapprove? must she not disapprove? must we not disapprove? must you not disapprove? must they not disapprove?	must I not be disapproving? must you not be disapproving? must she not be disapproving? must we not be disapproving? must you not be disapproving? must they not be disapproving?
Perfect	V-ing perfect
must I not have disapproved? must you not have disapproved? must she not have disapproved? must we not have disapproved? must you not have disapproved? must they not have disapproved?	must I not have been disapproving? must you not have been disapproving? must she not have been disapproving? must we not have been disapproving? must you not have been disapproving? must they not have been disapproving?