English verb conjugation MUST PERCEIVE

Regular verb: perceive - perceived - perceived

Affirmation

Simple form

I must perceive
you must perceive
she must perceive
we must perceive
you must perceive
they must perceive

V-ing form

I must be perceiving
you must be perceiving
she must be perceiving
we must be perceiving
you must be perceiving
they must be perceiving

Perfect

I must have perceived
you must have perceived
she must have perceived
we must have perceived
you must have perceived
they must have perceived

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I perceive?
must you perceive?
must she perceive?
must we perceive?
must you perceive?
must they perceive?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top