English verb conjugation
MUST MOAN

Regular verb: moan - moaned - moaned

Affirmation

Simple form	V-ing form
I must moan you must moan he must moan we must moan you must moan they must moan	I must be moaning you must be moaning he must be moaning we must be moaning you must be moaning they must be moaning
Perfect	V-ing perfect
I must have moaned you must have moaned he must have moaned we must have moaned you must have moaned they must have moaned	I must have been moaning you must have been moaning he must have been moaning we must have been moaning you must have been moaning they must have been moaning

Negation

Simple form	V-ing form
I must not moan you must not moan he must not moan we must not moan you must not moan they must not moan	I must not be moaning you must not be moaning he must not be moaning we must not be moaning you must not be moaning they must not be moaning
Perfect	V-ing perfect
I must not have moaned you must not have moaned he must not have moaned we must not have moaned you must not have moaned they must not have moaned	I must not have been moaning you must not have been moaning he must not have been moaning we must not have been moaning you must not have been moaning they must not have been moaning

Interrogative form

Simple form	V-ing form
must I moan? must you moan? must he moan? must we moan? must you moan? must they moan?	must I be moaning? must you be moaning? must he be moaning? must we be moaning? must you be moaning? must they be moaning?
Perfect	V-ing perfect
must I have moaned? must you have moaned? must he have moaned? must we have moaned? must you have moaned? must they have moaned?	must I have been moaning? must you have been moaning? must he have been moaning? must we have been moaning? must you have been moaning? must they have been moaning?

Interro-negative form

Simple form	V-ing form
must I not moan? must you not moan? must he not moan? must we not moan? must you not moan? must they not moan?	must I not be moaning? must you not be moaning? must he not be moaning? must we not be moaning? must you not be moaning? must they not be moaning?
Perfect	V-ing perfect
must I not have moaned? must you not have moaned? must he not have moaned? must we not have moaned? must you not have moaned? must they not have moaned?	must I not have been moaning? must you not have been moaning? must he not have been moaning? must we not have been moaning? must you not have been moaning? must they not have been moaning?