I must evolve you must evolve she must evolve we must evolve you must evolve they must evolve
V-ing form
I must be evolving you must be evolving she must be evolving we must be evolving you must be evolving they must be evolving
Perfect
I must have evolved you must have evolved she must have evolved we must have evolved you must have evolved they must have evolved
V-ing perfect
I must have been evolving you must have been evolving she must have been evolving we must have been evolving you must have been evolving they must have been evolving
Negation
Simple form
I must not evolve you must not evolve she must not evolve we must not evolve you must not evolve they must not evolve
V-ing form
I must not be evolving you must not be evolving she must not be evolving we must not be evolving you must not be evolving they must not be evolving
Perfect
I must not have evolved you must not have evolved she must not have evolved we must not have evolved you must not have evolved they must not have evolved
V-ing perfect
I must not have been evolving you must not have been evolving she must not have been evolving we must not have been evolving you must not have been evolving they must not have been evolving
Interrogative form
Simple form
must I evolve? must you evolve? must she evolve? must we evolve? must you evolve? must they evolve?
V-ing form
must I be evolving? must you be evolving? must she be evolving? must we be evolving? must you be evolving? must they be evolving?
Perfect
must I have evolved? must you have evolved? must she have evolved? must we have evolved? must you have evolved? must they have evolved?
V-ing perfect
must I have been evolving? must you have been evolving? must she have been evolving? must we have been evolving? must you have been evolving? must they have been evolving?
Interro-negative form
Simple form
must I not evolve? must you not evolve? must she not evolve? must we not evolve? must you not evolve? must they not evolve?
V-ing form
must I not be evolving? must you not be evolving? must she not be evolving? must we not be evolving? must you not be evolving? must they not be evolving?
Perfect
must I not have evolved? must you not have evolved? must she not have evolved? must we not have evolved? must you not have evolved? must they not have evolved?
V-ing perfect
must I not have been evolving? must you not have been evolving? must she not have been evolving? must we not have been evolving? must you not have been evolving? must they not have been evolving?