English verb conjugation MUST YO-YO

Regular verb: yo-yo - yo-yoed - yo-yoed

Affirmation

Simple form

I must yo-yo
you must yo-yo
he must yo-yo
we must yo-yo
you must yo-yo
they must yo-yo

V-ing form

I must be yo-yoing
you must be yo-yoing
he must be yo-yoing
we must be yo-yoing
you must be yo-yoing
they must be yo-yoing

Perfect

I must have yo-yoed
you must have yo-yoed
he must have yo-yoed
we must have yo-yoed
you must have yo-yoed
they must have yo-yoed

V-ing perfect

I must have been yo-yoing
you must have been yo-yoing
he must have been yo-yoing
we must have been yo-yoing
you must have been yo-yoing
they must have been yo-yoing

Negation

Simple form

I must not yo-yo
you must not yo-yo
he must not yo-yo
we must not yo-yo
you must not yo-yo
they must not yo-yo

V-ing form

I must not be yo-yoing
you must not be yo-yoing
he must not be yo-yoing
we must not be yo-yoing
you must not be yo-yoing
they must not be yo-yoing

Perfect

I must not have yo-yoed
you must not have yo-yoed
he must not have yo-yoed
we must not have yo-yoed
you must not have yo-yoed
they must not have yo-yoed

V-ing perfect

I must not have been yo-yoing
you must not have been yo-yoing
he must not have been yo-yoing
we must not have been yo-yoing
you must not have been yo-yoing
they must not have been yo-yoing

Interrogative form

Simple form

must I yo-yo?
must you yo-yo?
must he yo-yo?
must we yo-yo?
must you yo-yo?
must they yo-yo?

V-ing form

must I be yo-yoing?
must you be yo-yoing?
must he be yo-yoing?
must we be yo-yoing?
must you be yo-yoing?
must they be yo-yoing?

Perfect

must I have yo-yoed?
must you have yo-yoed?
must he have yo-yoed?
must we have yo-yoed?
must you have yo-yoed?
must they have yo-yoed?

V-ing perfect

must I have been yo-yoing?
must you have been yo-yoing?
must he have been yo-yoing?
must we have been yo-yoing?
must you have been yo-yoing?
must they have been yo-yoing?

Interro-negative form

Simple form

must I not yo-yo?
must you not yo-yo?
must he not yo-yo?
must we not yo-yo?
must you not yo-yo?
must they not yo-yo?

V-ing form

must I not be yo-yoing?
must you not be yo-yoing?
must he not be yo-yoing?
must we not be yo-yoing?
must you not be yo-yoing?
must they not be yo-yoing?

Perfect

must I not have yo-yoed?
must you not have yo-yoed?
must he not have yo-yoed?
must we not have yo-yoed?
must you not have yo-yoed?
must they not have yo-yoed?

V-ing perfect

must I not have been yo-yoing?
must you not have been yo-yoing?
must he not have been yo-yoing?
must we not have been yo-yoing?
must you not have been yo-yoing?
must they not have been yo-yoing?

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