English verb conjugation
MUST ECLIPSE

Regular verb: eclipse - eclipsed - eclipsed

Affirmation

Simple form	V-ing form
I must eclipse you must eclipse she must eclipse we must eclipse you must eclipse they must eclipse	I must be eclipsing you must be eclipsing she must be eclipsing we must be eclipsing you must be eclipsing they must be eclipsing
Perfect	V-ing perfect
I must have eclipsed you must have eclipsed she must have eclipsed we must have eclipsed you must have eclipsed they must have eclipsed	I must have been eclipsing you must have been eclipsing she must have been eclipsing we must have been eclipsing you must have been eclipsing they must have been eclipsing

Negation

Simple form	V-ing form
I must not eclipse you must not eclipse she must not eclipse we must not eclipse you must not eclipse they must not eclipse	I must not be eclipsing you must not be eclipsing she must not be eclipsing we must not be eclipsing you must not be eclipsing they must not be eclipsing
Perfect	V-ing perfect
I must not have eclipsed you must not have eclipsed she must not have eclipsed we must not have eclipsed you must not have eclipsed they must not have eclipsed	I must not have been eclipsing you must not have been eclipsing she must not have been eclipsing we must not have been eclipsing you must not have been eclipsing they must not have been eclipsing

Interrogative form

Simple form	V-ing form
must I eclipse? must you eclipse? must she eclipse? must we eclipse? must you eclipse? must they eclipse?	must I be eclipsing? must you be eclipsing? must she be eclipsing? must we be eclipsing? must you be eclipsing? must they be eclipsing?
Perfect	V-ing perfect
must I have eclipsed? must you have eclipsed? must she have eclipsed? must we have eclipsed? must you have eclipsed? must they have eclipsed?	must I have been eclipsing? must you have been eclipsing? must she have been eclipsing? must we have been eclipsing? must you have been eclipsing? must they have been eclipsing?

Interro-negative form

Simple form	V-ing form
must I not eclipse? must you not eclipse? must she not eclipse? must we not eclipse? must you not eclipse? must they not eclipse?	must I not be eclipsing? must you not be eclipsing? must she not be eclipsing? must we not be eclipsing? must you not be eclipsing? must they not be eclipsing?
Perfect	V-ing perfect
must I not have eclipsed? must you not have eclipsed? must she not have eclipsed? must we not have eclipsed? must you not have eclipsed? must they not have eclipsed?	must I not have been eclipsing? must you not have been eclipsing? must she not have been eclipsing? must we not have been eclipsing? must you not have been eclipsing? must they not have been eclipsing?