I must energize you must energize she must energize we must energize you must energize they must energize
V-ing form
I must be energizing you must be energizing she must be energizing we must be energizing you must be energizing they must be energizing
Perfect
I must have energized you must have energized she must have energized we must have energized you must have energized they must have energized
V-ing perfect
I must have been energizing you must have been energizing she must have been energizing we must have been energizing you must have been energizing they must have been energizing
Negation
Simple form
I must not energize you must not energize she must not energize we must not energize you must not energize they must not energize
V-ing form
I must not be energizing you must not be energizing she must not be energizing we must not be energizing you must not be energizing they must not be energizing
Perfect
I must not have energized you must not have energized she must not have energized we must not have energized you must not have energized they must not have energized
V-ing perfect
I must not have been energizing you must not have been energizing she must not have been energizing we must not have been energizing you must not have been energizing they must not have been energizing
Interrogative form
Simple form
must I energize? must you energize? must she energize? must we energize? must you energize? must they energize?
V-ing form
must I be energizing? must you be energizing? must she be energizing? must we be energizing? must you be energizing? must they be energizing?
Perfect
must I have energized? must you have energized? must she have energized? must we have energized? must you have energized? must they have energized?
V-ing perfect
must I have been energizing? must you have been energizing? must she have been energizing? must we have been energizing? must you have been energizing? must they have been energizing?
Interro-negative form
Simple form
must I not energize? must you not energize? must she not energize? must we not energize? must you not energize? must they not energize?
V-ing form
must I not be energizing? must you not be energizing? must she not be energizing? must we not be energizing? must you not be energizing? must they not be energizing?
Perfect
must I not have energized? must you not have energized? must she not have energized? must we not have energized? must you not have energized? must they not have energized?
V-ing perfect
must I not have been energizing? must you not have been energizing? must she not have been energizing? must we not have been energizing? must you not have been energizing? must they not have been energizing?