English verb conjugation MUST RIDDLE

Regular verb: riddle - riddled - riddled

Affirmation

Simple form

I must riddle
you must riddle
she must riddle
we must riddle
you must riddle
they must riddle

V-ing form

I must be riddling
you must be riddling
she must be riddling
we must be riddling
you must be riddling
they must be riddling

Perfect

I must have riddled
you must have riddled
she must have riddled
we must have riddled
you must have riddled
they must have riddled

V-ing perfect

I must have been riddling
you must have been riddling
she must have been riddling
we must have been riddling
you must have been riddling
they must have been riddling

Negation

Simple form

I must not riddle
you must not riddle
she must not riddle
we must not riddle
you must not riddle
they must not riddle

V-ing form

I must not be riddling
you must not be riddling
she must not be riddling
we must not be riddling
you must not be riddling
they must not be riddling

Perfect

I must not have riddled
you must not have riddled
she must not have riddled
we must not have riddled
you must not have riddled
they must not have riddled

V-ing perfect

I must not have been riddling
you must not have been riddling
she must not have been riddling
we must not have been riddling
you must not have been riddling
they must not have been riddling

Interrogative form

Simple form

must I riddle?
must you riddle?
must she riddle?
must we riddle?
must you riddle?
must they riddle?

V-ing form

must I be riddling?
must you be riddling?
must she be riddling?
must we be riddling?
must you be riddling?
must they be riddling?

Perfect

must I have riddled?
must you have riddled?
must she have riddled?
must we have riddled?
must you have riddled?
must they have riddled?

V-ing perfect

must I have been riddling?
must you have been riddling?
must she have been riddling?
must we have been riddling?
must you have been riddling?
must they have been riddling?

Interro-negative form

Simple form

must I not riddle?
must you not riddle?
must she not riddle?
must we not riddle?
must you not riddle?
must they not riddle?

V-ing form

must I not be riddling?
must you not be riddling?
must she not be riddling?
must we not be riddling?
must you not be riddling?
must they not be riddling?

Perfect

must I not have riddled?
must you not have riddled?
must she not have riddled?
must we not have riddled?
must you not have riddled?
must they not have riddled?

V-ing perfect

must I not have been riddling?
must you not have been riddling?
must she not have been riddling?
must we not have been riddling?
must you not have been riddling?
must they not have been riddling?

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