English verb conjugation
MUST SHOVEL

Regular verb: shovel - shovelled - shovelled

Affirmation

Simple form	V-ing form
I must shovel you must shovel he must shovel we must shovel you must shovel they must shovel	I must be shovelling you must be shovelling he must be shovelling we must be shovelling you must be shovelling they must be shovelling
Perfect	V-ing perfect
I must have shovelled you must have shovelled he must have shovelled we must have shovelled you must have shovelled they must have shovelled	I must have been shovelling you must have been shovelling he must have been shovelling we must have been shovelling you must have been shovelling they must have been shovelling

Negation

Simple form	V-ing form
I must not shovel you must not shovel he must not shovel we must not shovel you must not shovel they must not shovel	I must not be shovelling you must not be shovelling he must not be shovelling we must not be shovelling you must not be shovelling they must not be shovelling
Perfect	V-ing perfect
I must not have shovelled you must not have shovelled he must not have shovelled we must not have shovelled you must not have shovelled they must not have shovelled	I must not have been shovelling you must not have been shovelling he must not have been shovelling we must not have been shovelling you must not have been shovelling they must not have been shovelling

Interrogative form

Simple form	V-ing form
must I shovel? must you shovel? must he shovel? must we shovel? must you shovel? must they shovel?	must I be shovelling? must you be shovelling? must he be shovelling? must we be shovelling? must you be shovelling? must they be shovelling?
Perfect	V-ing perfect
must I have shovelled? must you have shovelled? must he have shovelled? must we have shovelled? must you have shovelled? must they have shovelled?	must I have been shovelling? must you have been shovelling? must he have been shovelling? must we have been shovelling? must you have been shovelling? must they have been shovelling?

Interro-negative form

Simple form	V-ing form
must I not shovel? must you not shovel? must he not shovel? must we not shovel? must you not shovel? must they not shovel?	must I not be shovelling? must you not be shovelling? must he not be shovelling? must we not be shovelling? must you not be shovelling? must they not be shovelling?
Perfect	V-ing perfect
must I not have shovelled? must you not have shovelled? must he not have shovelled? must we not have shovelled? must you not have shovelled? must they not have shovelled?	must I not have been shovelling? must you not have been shovelling? must he not have been shovelling? must we not have been shovelling? must you not have been shovelling? must they not have been shovelling?