English verb conjugation MUST PRESHARPEN

Regular verb: presharpen - presharpened - presharpened

Affirmation

Simple form

I must presharpen
you must presharpen
she must presharpen
we must presharpen
you must presharpen
they must presharpen

V-ing form

I must be presharpening
you must be presharpening
she must be presharpening
we must be presharpening
you must be presharpening
they must be presharpening

Perfect

I must have presharpened
you must have presharpened
she must have presharpened
we must have presharpened
you must have presharpened
they must have presharpened

V-ing perfect

I must have been presharpening
you must have been presharpening
she must have been presharpening
we must have been presharpening
you must have been presharpening
they must have been presharpening

Negation

Simple form

I must not presharpen
you must not presharpen
she must not presharpen
we must not presharpen
you must not presharpen
they must not presharpen

V-ing form

I must not be presharpening
you must not be presharpening
she must not be presharpening
we must not be presharpening
you must not be presharpening
they must not be presharpening

Perfect

I must not have presharpened
you must not have presharpened
she must not have presharpened
we must not have presharpened
you must not have presharpened
they must not have presharpened

V-ing perfect

I must not have been presharpening
you must not have been presharpening
she must not have been presharpening
we must not have been presharpening
you must not have been presharpening
they must not have been presharpening

Interrogative form

Simple form

must I presharpen?
must you presharpen?
must she presharpen?
must we presharpen?
must you presharpen?
must they presharpen?

V-ing form

must I be presharpening?
must you be presharpening?
must she be presharpening?
must we be presharpening?
must you be presharpening?
must they be presharpening?

Perfect

must I have presharpened?
must you have presharpened?
must she have presharpened?
must we have presharpened?
must you have presharpened?
must they have presharpened?

V-ing perfect

must I have been presharpening?
must you have been presharpening?
must she have been presharpening?
must we have been presharpening?
must you have been presharpening?
must they have been presharpening?

Interro-negative form

Simple form

must I not presharpen?
must you not presharpen?
must she not presharpen?
must we not presharpen?
must you not presharpen?
must they not presharpen?

V-ing form

must I not be presharpening?
must you not be presharpening?
must she not be presharpening?
must we not be presharpening?
must you not be presharpening?
must they not be presharpening?

Perfect

must I not have presharpened?
must you not have presharpened?
must she not have presharpened?
must we not have presharpened?
must you not have presharpened?
must they not have presharpened?

V-ing perfect

must I not have been presharpening?
must you not have been presharpening?
must she not have been presharpening?
must we not have been presharpening?
must you not have been presharpening?
must they not have been presharpening?

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