English verb conjugation MUST LICHEN

Regular verb: lichen - lichened - lichened

Affirmation

Simple form

I must lichen
you must lichen
she must lichen
we must lichen
you must lichen
they must lichen

V-ing form

I must be lichening
you must be lichening
she must be lichening
we must be lichening
you must be lichening
they must be lichening

Perfect

I must have lichened
you must have lichened
she must have lichened
we must have lichened
you must have lichened
they must have lichened

V-ing perfect

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

Negation

Simple form

I must not lichen
you must not lichen
she must not lichen
we must not lichen
you must not lichen
they must not lichen

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I lichen?
must you lichen?
must she lichen?
must we lichen?
must you lichen?
must they lichen?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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