English verb conjugation
MUST ATROPHY

Regular verb: atrophy - atrophied - atrophied

Affirmation

Simple form	V-ing form
I must atrophy you must atrophy she must atrophy we must atrophy you must atrophy they must atrophy	I must be atrophying you must be atrophying she must be atrophying we must be atrophying you must be atrophying they must be atrophying
Perfect	V-ing perfect
I must have atrophied you must have atrophied she must have atrophied we must have atrophied you must have atrophied they must have atrophied	I must have been atrophying you must have been atrophying she must have been atrophying we must have been atrophying you must have been atrophying they must have been atrophying

Negation

Simple form	V-ing form
I must not atrophy you must not atrophy she must not atrophy we must not atrophy you must not atrophy they must not atrophy	I must not be atrophying you must not be atrophying she must not be atrophying we must not be atrophying you must not be atrophying they must not be atrophying
Perfect	V-ing perfect
I must not have atrophied you must not have atrophied she must not have atrophied we must not have atrophied you must not have atrophied they must not have atrophied	I must not have been atrophying you must not have been atrophying she must not have been atrophying we must not have been atrophying you must not have been atrophying they must not have been atrophying

Interrogative form

Simple form	V-ing form
must I atrophy? must you atrophy? must she atrophy? must we atrophy? must you atrophy? must they atrophy?	must I be atrophying? must you be atrophying? must she be atrophying? must we be atrophying? must you be atrophying? must they be atrophying?
Perfect	V-ing perfect
must I have atrophied? must you have atrophied? must she have atrophied? must we have atrophied? must you have atrophied? must they have atrophied?	must I have been atrophying? must you have been atrophying? must she have been atrophying? must we have been atrophying? must you have been atrophying? must they have been atrophying?

Interro-negative form

Simple form	V-ing form
must I not atrophy? must you not atrophy? must she not atrophy? must we not atrophy? must you not atrophy? must they not atrophy?	must I not be atrophying? must you not be atrophying? must she not be atrophying? must we not be atrophying? must you not be atrophying? must they not be atrophying?
Perfect	V-ing perfect
must I not have atrophied? must you not have atrophied? must she not have atrophied? must we not have atrophied? must you not have atrophied? must they not have atrophied?	must I not have been atrophying? must you not have been atrophying? must she not have been atrophying? must we not have been atrophying? must you not have been atrophying? must they not have been atrophying?