English verb conjugation MUST SPUR

Regular verb: spur - spurred - spurred

Affirmation

Simple form

I must spur
you must spur
he must spur
we must spur
you must spur
they must spur

V-ing form

I must be spurring
you must be spurring
he must be spurring
we must be spurring
you must be spurring
they must be spurring

Perfect

I must have spurred
you must have spurred
he must have spurred
we must have spurred
you must have spurred
they must have spurred

V-ing perfect

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

Negation

Simple form

I must not spur
you must not spur
he must not spur
we must not spur
you must not spur
they must not spur

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I spur?
must you spur?
must he spur?
must we spur?
must you spur?
must they spur?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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