English verb conjugation MUST SINGE

Regular verb: singe - singed - singed

Affirmation

Simple form

I must singe
you must singe
he must singe
we must singe
you must singe
they must singe

V-ing form

I must be singing
you must be singing
he must be singing
we must be singing
you must be singing
they must be singing

Perfect

I must have singed
you must have singed
he must have singed
we must have singed
you must have singed
they must have singed

V-ing perfect

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

Negation

Simple form

I must not singe
you must not singe
he must not singe
we must not singe
you must not singe
they must not singe

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I singe?
must you singe?
must he singe?
must we singe?
must you singe?
must they singe?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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