English verb conjugation
MUST LEVEL

Regular verb: level - levelled - levelled

Affirmation

Simple form	V-ing form
I must level you must level he must level we must level you must level they must level	I must be levelling you must be levelling he must be levelling we must be levelling you must be levelling they must be levelling
Perfect	V-ing perfect
I must have levelled you must have levelled he must have levelled we must have levelled you must have levelled they must have levelled	I must have been levelling you must have been levelling he must have been levelling we must have been levelling you must have been levelling they must have been levelling

Negation

Simple form	V-ing form
I must not level you must not level he must not level we must not level you must not level they must not level	I must not be levelling you must not be levelling he must not be levelling we must not be levelling you must not be levelling they must not be levelling
Perfect	V-ing perfect
I must not have levelled you must not have levelled he must not have levelled we must not have levelled you must not have levelled they must not have levelled	I must not have been levelling you must not have been levelling he must not have been levelling we must not have been levelling you must not have been levelling they must not have been levelling

Interrogative form

Simple form	V-ing form
must I level? must you level? must he level? must we level? must you level? must they level?	must I be levelling? must you be levelling? must he be levelling? must we be levelling? must you be levelling? must they be levelling?
Perfect	V-ing perfect
must I have levelled? must you have levelled? must he have levelled? must we have levelled? must you have levelled? must they have levelled?	must I have been levelling? must you have been levelling? must he have been levelling? must we have been levelling? must you have been levelling? must they have been levelling?

Interro-negative form

Simple form	V-ing form
must I not level? must you not level? must he not level? must we not level? must you not level? must they not level?	must I not be levelling? must you not be levelling? must he not be levelling? must we not be levelling? must you not be levelling? must they not be levelling?
Perfect	V-ing perfect
must I not have levelled? must you not have levelled? must he not have levelled? must we not have levelled? must you not have levelled? must they not have levelled?	must I not have been levelling? must you not have been levelling? must he not have been levelling? must we not have been levelling? must you not have been levelling? must they not have been levelling?