English verb conjugation MUST CHIRR

Regular verb: chirr - chirred - chirred

Affirmation

Simple form

I must chirr
you must chirr
he must chirr
we must chirr
you must chirr
they must chirr

V-ing form

I must be chirring
you must be chirring
he must be chirring
we must be chirring
you must be chirring
they must be chirring

Perfect

I must have chirred
you must have chirred
he must have chirred
we must have chirred
you must have chirred
they must have chirred

V-ing perfect

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

Negation

Simple form

I must not chirr
you must not chirr
he must not chirr
we must not chirr
you must not chirr
they must not chirr

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I chirr?
must you chirr?
must he chirr?
must we chirr?
must you chirr?
must they chirr?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top