English verb conjugation MUST SCARF

Regular verb: scarf - scarfed - scarfed

Affirmation

Simple form

I must scarf
you must scarf
he must scarf
we must scarf
you must scarf
they must scarf

V-ing form

I must be scarfing
you must be scarfing
he must be scarfing
we must be scarfing
you must be scarfing
they must be scarfing

Perfect

I must have scarfed
you must have scarfed
he must have scarfed
we must have scarfed
you must have scarfed
they must have scarfed

V-ing perfect

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

Negation

Simple form

I must not scarf
you must not scarf
he must not scarf
we must not scarf
you must not scarf
they must not scarf

V-ing form

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

Perfect

I must not have scarfed
you must not have scarfed
he must not have scarfed
we must not have scarfed
you must not have scarfed
they must not have scarfed

V-ing perfect

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

Interrogative form

Simple form

must I scarf?
must you scarf?
must he scarf?
must we scarf?
must you scarf?
must they scarf?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

must I not have scarfed?
must you not have scarfed?
must he not have scarfed?
must we not have scarfed?
must you not have scarfed?
must they not have scarfed?

V-ing perfect

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

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