English verb conjugation
MUST SURCHARGE

Regular verb: surcharge - surcharged - surcharged

Affirmation

Simple form	V-ing form
I must surcharge you must surcharge she must surcharge we must surcharge you must surcharge they must surcharge	I must be surcharging you must be surcharging she must be surcharging we must be surcharging you must be surcharging they must be surcharging
Perfect	V-ing perfect
I must have surcharged you must have surcharged she must have surcharged we must have surcharged you must have surcharged they must have surcharged	I must have been surcharging you must have been surcharging she must have been surcharging we must have been surcharging you must have been surcharging they must have been surcharging

Negation

Simple form	V-ing form
I must not surcharge you must not surcharge she must not surcharge we must not surcharge you must not surcharge they must not surcharge	I must not be surcharging you must not be surcharging she must not be surcharging we must not be surcharging you must not be surcharging they must not be surcharging
Perfect	V-ing perfect
I must not have surcharged you must not have surcharged she must not have surcharged we must not have surcharged you must not have surcharged they must not have surcharged	I must not have been surcharging you must not have been surcharging she must not have been surcharging we must not have been surcharging you must not have been surcharging they must not have been surcharging

Interrogative form

Simple form	V-ing form
must I surcharge? must you surcharge? must she surcharge? must we surcharge? must you surcharge? must they surcharge?	must I be surcharging? must you be surcharging? must she be surcharging? must we be surcharging? must you be surcharging? must they be surcharging?
Perfect	V-ing perfect
must I have surcharged? must you have surcharged? must she have surcharged? must we have surcharged? must you have surcharged? must they have surcharged?	must I have been surcharging? must you have been surcharging? must she have been surcharging? must we have been surcharging? must you have been surcharging? must they have been surcharging?

Interro-negative form

Simple form	V-ing form
must I not surcharge? must you not surcharge? must she not surcharge? must we not surcharge? must you not surcharge? must they not surcharge?	must I not be surcharging? must you not be surcharging? must she not be surcharging? must we not be surcharging? must you not be surcharging? must they not be surcharging?
Perfect	V-ing perfect
must I not have surcharged? must you not have surcharged? must she not have surcharged? must we not have surcharged? must you not have surcharged? must they not have surcharged?	must I not have been surcharging? must you not have been surcharging? must she not have been surcharging? must we not have been surcharging? must you not have been surcharging? must they not have been surcharging?