English verb conjugation MUST INFEST

Regular verb: infest - infested - infested

Affirmation

Simple form

I must infest
you must infest
she must infest
we must infest
you must infest
they must infest

V-ing form

I must be infesting
you must be infesting
she must be infesting
we must be infesting
you must be infesting
they must be infesting

Perfect

I must have infested
you must have infested
she must have infested
we must have infested
you must have infested
they must have infested

V-ing perfect

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

Negation

Simple form

I mustn't infest
you mustn't infest
she mustn't infest
we mustn't infest
you mustn't infest
they mustn't infest

V-ing form

I mustn't be infesting
you mustn't be infesting
she mustn't be infesting
we mustn't be infesting
you mustn't be infesting
they mustn't be infesting

Perfect

I mustn't have infested
you mustn't have infested
she mustn't have infested
we mustn't have infested
you mustn't have infested
they mustn't have infested

V-ing perfect

I mustn't have been infesting
you mustn't have been infesting
she mustn't have been infesting
we mustn't have been infesting
you mustn't have been infesting
they mustn't have been infesting

Interrogative form

Simple form

must I infest?
must you infest?
must she infest?
must we infest?
must you infest?
must they infest?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I infest?
mustn't you infest?
mustn't she infest?
mustn't we infest?
mustn't you infest?
mustn't they infest?

V-ing form

mustn't I be infesting?
mustn't you be infesting?
mustn't she be infesting?
mustn't we be infesting?
mustn't you be infesting?
mustn't they be infesting?

Perfect

mustn't I have infested?
mustn't you have infested?
mustn't she have infested?
mustn't we have infested?
mustn't you have infested?
mustn't they have infested?

V-ing perfect

mustn't I have been infesting?
mustn't you have been infesting?
mustn't she have been infesting?
mustn't we have been infesting?
mustn't you have been infesting?
mustn't they have been infesting?

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