English verb conjugation MUST ROIL

Regular verb: roil - roiled - roiled

Affirmation

Simple form

I must roil
you must roil
he must roil
we must roil
you must roil
they must roil

V-ing form

I must be roiling
you must be roiling
he must be roiling
we must be roiling
you must be roiling
they must be roiling

Perfect

I must have roiled
you must have roiled
he must have roiled
we must have roiled
you must have roiled
they must have roiled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I roil?
must you roil?
must he roil?
must we roil?
must you roil?
must they roil?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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