English verb conjugation MUST CALVE

Regular verb: calve - calved - calved

Affirmation

Simple form

I must calve
you must calve
he must calve
we must calve
you must calve
they must calve

V-ing form

I must be calving
you must be calving
he must be calving
we must be calving
you must be calving
they must be calving

Perfect

I must have calved
you must have calved
he must have calved
we must have calved
you must have calved
they must have calved

V-ing perfect

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

Negation

Simple form

I must not calve
you must not calve
he must not calve
we must not calve
you must not calve
they must not calve

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I calve?
must you calve?
must he calve?
must we calve?
must you calve?
must they calve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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