English verb conjugation MUST SPEC

Regular verb: spec - speced - speced

Affirmation

Simple form

I must spec
you must spec
he must spec
we must spec
you must spec
they must spec

V-ing form

I must be specing
you must be specing
he must be specing
we must be specing
you must be specing
they must be specing

Perfect

I must have speced
you must have speced
he must have speced
we must have speced
you must have speced
they must have speced

V-ing perfect

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

Negation

Simple form

I must not spec
you must not spec
he must not spec
we must not spec
you must not spec
they must not spec

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I spec?
must you spec?
must he spec?
must we spec?
must you spec?
must they spec?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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