English verb conjugation
MUST DREDGE

Regular verb: dredge - dredged - dredged

Affirmation

Simple form	V-ing form
I must dredge you must dredge she must dredge we must dredge you must dredge they must dredge	I must be dredging you must be dredging she must be dredging we must be dredging you must be dredging they must be dredging
Perfect	V-ing perfect
I must have dredged you must have dredged she must have dredged we must have dredged you must have dredged they must have dredged	I must have been dredging you must have been dredging she must have been dredging we must have been dredging you must have been dredging they must have been dredging

Negation

Simple form	V-ing form
I must not dredge you must not dredge she must not dredge we must not dredge you must not dredge they must not dredge	I must not be dredging you must not be dredging she must not be dredging we must not be dredging you must not be dredging they must not be dredging
Perfect	V-ing perfect
I must not have dredged you must not have dredged she must not have dredged we must not have dredged you must not have dredged they must not have dredged	I must not have been dredging you must not have been dredging she must not have been dredging we must not have been dredging you must not have been dredging they must not have been dredging

Interrogative form

Simple form	V-ing form
must I dredge? must you dredge? must she dredge? must we dredge? must you dredge? must they dredge?	must I be dredging? must you be dredging? must she be dredging? must we be dredging? must you be dredging? must they be dredging?
Perfect	V-ing perfect
must I have dredged? must you have dredged? must she have dredged? must we have dredged? must you have dredged? must they have dredged?	must I have been dredging? must you have been dredging? must she have been dredging? must we have been dredging? must you have been dredging? must they have been dredging?

Interro-negative form

Simple form	V-ing form
must I not dredge? must you not dredge? must she not dredge? must we not dredge? must you not dredge? must they not dredge?	must I not be dredging? must you not be dredging? must she not be dredging? must we not be dredging? must you not be dredging? must they not be dredging?
Perfect	V-ing perfect
must I not have dredged? must you not have dredged? must she not have dredged? must we not have dredged? must you not have dredged? must they not have dredged?	must I not have been dredging? must you not have been dredging? must she not have been dredging? must we not have been dredging? must you not have been dredging? must they not have been dredging?