English verb conjugation MUST CONTAMINATE

Regular verb: contaminate - contaminated - contaminated

Affirmation

Simple form

I must contaminate
you must contaminate
he must contaminate
we must contaminate
you must contaminate
they must contaminate

V-ing form

I must be contaminating
you must be contaminating
he must be contaminating
we must be contaminating
you must be contaminating
they must be contaminating

Perfect

I must have contaminated
you must have contaminated
he must have contaminated
we must have contaminated
you must have contaminated
they must have contaminated

V-ing perfect

I must have been contaminating
you must have been contaminating
he must have been contaminating
we must have been contaminating
you must have been contaminating
they must have been contaminating

Negation

Simple form

I mustn't contaminate
you mustn't contaminate
he mustn't contaminate
we mustn't contaminate
you mustn't contaminate
they mustn't contaminate

V-ing form

I mustn't be contaminating
you mustn't be contaminating
he mustn't be contaminating
we mustn't be contaminating
you mustn't be contaminating
they mustn't be contaminating

Perfect

I mustn't have contaminated
you mustn't have contaminated
he mustn't have contaminated
we mustn't have contaminated
you mustn't have contaminated
they mustn't have contaminated

V-ing perfect

I mustn't have been contaminating
you mustn't have been contaminating
he mustn't have been contaminating
we mustn't have been contaminating
you mustn't have been contaminating
they mustn't have been contaminating

Interrogative form

Simple form

must I contaminate?
must you contaminate?
must he contaminate?
must we contaminate?
must you contaminate?
must they contaminate?

V-ing form

must I be contaminating?
must you be contaminating?
must he be contaminating?
must we be contaminating?
must you be contaminating?
must they be contaminating?

Perfect

must I have contaminated?
must you have contaminated?
must he have contaminated?
must we have contaminated?
must you have contaminated?
must they have contaminated?

V-ing perfect

must I have been contaminating?
must you have been contaminating?
must he have been contaminating?
must we have been contaminating?
must you have been contaminating?
must they have been contaminating?

Interro-negative form

Simple form

mustn't I contaminate?
mustn't you contaminate?
mustn't he contaminate?
mustn't we contaminate?
mustn't you contaminate?
mustn't they contaminate?

V-ing form

mustn't I be contaminating?
mustn't you be contaminating?
mustn't he be contaminating?
mustn't we be contaminating?
mustn't you be contaminating?
mustn't they be contaminating?

Perfect

mustn't I have contaminated?
mustn't you have contaminated?
mustn't he have contaminated?
mustn't we have contaminated?
mustn't you have contaminated?
mustn't they have contaminated?

V-ing perfect

mustn't I have been contaminating?
mustn't you have been contaminating?
mustn't he have been contaminating?
mustn't we have been contaminating?
mustn't you have been contaminating?
mustn't they have been contaminating?

Page top