English verb conjugation MUST TARIFF

Regular verb: tariff - tariffed - tariffed

Affirmation

Simple form

I must tariff
you must tariff
she must tariff
we must tariff
you must tariff
they must tariff

V-ing form

I must be tariffing
you must be tariffing
she must be tariffing
we must be tariffing
you must be tariffing
they must be tariffing

Perfect

I must have tariffed
you must have tariffed
she must have tariffed
we must have tariffed
you must have tariffed
they must have tariffed

V-ing perfect

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

Negation

Simple form

I must not tariff
you must not tariff
she must not tariff
we must not tariff
you must not tariff
they must not tariff

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I tariff?
must you tariff?
must she tariff?
must we tariff?
must you tariff?
must they tariff?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top