English verb conjugation MUST DEVITALISE

Regular verb: devitalise - devitalised - devitalised

Affirmation

Simple form

I must devitalise
you must devitalise
she must devitalise
we must devitalise
you must devitalise
they must devitalise

V-ing form

I must be devitalising
you must be devitalising
she must be devitalising
we must be devitalising
you must be devitalising
they must be devitalising

Perfect

I must have devitalised
you must have devitalised
she must have devitalised
we must have devitalised
you must have devitalised
they must have devitalised

V-ing perfect

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

Negation

Simple form

I must not devitalise
you must not devitalise
she must not devitalise
we must not devitalise
you must not devitalise
they must not devitalise

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I devitalise?
must you devitalise?
must she devitalise?
must we devitalise?
must you devitalise?
must they devitalise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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