English verb conjugation
MUST MARVEL

Regular verb: marvel - marvelled - marvelled

Affirmation

Simple form	V-ing form
I must marvel you must marvel she must marvel we must marvel you must marvel they must marvel	I must be marvelling you must be marvelling she must be marvelling we must be marvelling you must be marvelling they must be marvelling
Perfect	V-ing perfect
I must have marvelled you must have marvelled she must have marvelled we must have marvelled you must have marvelled they must have marvelled	I must have been marvelling you must have been marvelling she must have been marvelling we must have been marvelling you must have been marvelling they must have been marvelling

Negation

Simple form	V-ing form
I must not marvel you must not marvel she must not marvel we must not marvel you must not marvel they must not marvel	I must not be marvelling you must not be marvelling she must not be marvelling we must not be marvelling you must not be marvelling they must not be marvelling
Perfect	V-ing perfect
I must not have marvelled you must not have marvelled she must not have marvelled we must not have marvelled you must not have marvelled they must not have marvelled	I must not have been marvelling you must not have been marvelling she must not have been marvelling we must not have been marvelling you must not have been marvelling they must not have been marvelling

Interrogative form

Simple form	V-ing form
must I marvel? must you marvel? must she marvel? must we marvel? must you marvel? must they marvel?	must I be marvelling? must you be marvelling? must she be marvelling? must we be marvelling? must you be marvelling? must they be marvelling?
Perfect	V-ing perfect
must I have marvelled? must you have marvelled? must she have marvelled? must we have marvelled? must you have marvelled? must they have marvelled?	must I have been marvelling? must you have been marvelling? must she have been marvelling? must we have been marvelling? must you have been marvelling? must they have been marvelling?

Interro-negative form

Simple form	V-ing form
must I not marvel? must you not marvel? must she not marvel? must we not marvel? must you not marvel? must they not marvel?	must I not be marvelling? must you not be marvelling? must she not be marvelling? must we not be marvelling? must you not be marvelling? must they not be marvelling?
Perfect	V-ing perfect
must I not have marvelled? must you not have marvelled? must she not have marvelled? must we not have marvelled? must you not have marvelled? must they not have marvelled?	must I not have been marvelling? must you not have been marvelling? must she not have been marvelling? must we not have been marvelling? must you not have been marvelling? must they not have been marvelling?