English verb conjugation MUST SCUBA

Regular verb: scuba - scubaed - scubaed

Affirmation

Simple form

I must scuba
you must scuba
he must scuba
we must scuba
you must scuba
they must scuba

V-ing form

I must be scubaing
you must be scubaing
he must be scubaing
we must be scubaing
you must be scubaing
they must be scubaing

Perfect

I must have scubaed
you must have scubaed
he must have scubaed
we must have scubaed
you must have scubaed
they must have scubaed

V-ing perfect

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

Negation

Simple form

I must not scuba
you must not scuba
he must not scuba
we must not scuba
you must not scuba
they must not scuba

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I scuba?
must you scuba?
must he scuba?
must we scuba?
must you scuba?
must they scuba?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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