English verb conjugation MUST JAM

Regular verb: jam - jammed - jammed

Affirmation

Simple form

I must jam
you must jam
he must jam
we must jam
you must jam
they must jam

V-ing form

I must be jamming
you must be jamming
he must be jamming
we must be jamming
you must be jamming
they must be jamming

Perfect

I must have jammed
you must have jammed
he must have jammed
we must have jammed
you must have jammed
they must have jammed

V-ing perfect

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

Negation

Simple form

I must not jam
you must not jam
he must not jam
we must not jam
you must not jam
they must not jam

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I jam?
must you jam?
must he jam?
must we jam?
must you jam?
must they jam?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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