English verb conjugation MUST SPOIL

Irregular verb: spoil - spoiled, spoilt - spoiled, spoilt

Affirmation

Simple form

I must spoil
you must spoil
he must spoil
we must spoil
you must spoil
they must spoil

V-ing form

I must be spoiling
you must be spoiling
he must be spoiling
we must be spoiling
you must be spoiling
they must be spoiling

Perfect

I must have spoiled, spoilt
you must have spoiled, spoilt
he must have spoiled, spoilt
we must have spoiled, spoilt
you must have spoiled, spoilt
they must have spoiled, spoilt

V-ing perfect

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

Negation

Simple form

I must not spoil
you must not spoil
he must not spoil
we must not spoil
you must not spoil
they must not spoil

V-ing form

I must not be spoiling
you must not be spoiling
he must not be spoiling
we must not be spoiling
you must not be spoiling
they must not be spoiling

Perfect

I must not have spoiled, spoilt
you must not have spoiled, spoilt
he must not have spoiled, spoilt
we must not have spoiled, spoilt
you must not have spoiled, spoilt
they must not have spoiled, spoilt

V-ing perfect

I must not have been spoiling
you must not have been spoiling
he must not have been spoiling
we must not have been spoiling
you must not have been spoiling
they must not have been spoiling

Interrogative form

Simple form

must I spoil?
must you spoil?
must he spoil?
must we spoil?
must you spoil?
must they spoil?

V-ing form

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

Perfect

must I have spoiled, spoilt?
must you have spoiled, spoilt?
must he have spoiled, spoilt?
must we have spoiled, spoilt?
must you have spoiled, spoilt?
must they have spoiled, spoilt?

V-ing perfect

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

Interro-negative form

Simple form

must I not spoil?
must you not spoil?
must he not spoil?
must we not spoil?
must you not spoil?
must they not spoil?

V-ing form

must I not be spoiling?
must you not be spoiling?
must he not be spoiling?
must we not be spoiling?
must you not be spoiling?
must they not be spoiling?

Perfect

must I not have spoiled, spoilt?
must you not have spoiled, spoilt?
must he not have spoiled, spoilt?
must we not have spoiled, spoilt?
must you not have spoiled, spoilt?
must they not have spoiled, spoilt?

V-ing perfect

must I not have been spoiling?
must you not have been spoiling?
must he not have been spoiling?
must we not have been spoiling?
must you not have been spoiling?
must they not have been spoiling?

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