English verb conjugation MUST COLLABORATE

Regular verb: collaborate - collaborated - collaborated

Affirmation

Simple form

I must collaborate
you must collaborate
he must collaborate
we must collaborate
you must collaborate
they must collaborate

V-ing form

I must be collaborating
you must be collaborating
he must be collaborating
we must be collaborating
you must be collaborating
they must be collaborating

Perfect

I must have collaborated
you must have collaborated
he must have collaborated
we must have collaborated
you must have collaborated
they must have collaborated

V-ing perfect

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

Negation

Simple form

I must not collaborate
you must not collaborate
he must not collaborate
we must not collaborate
you must not collaborate
they must not collaborate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I collaborate?
must you collaborate?
must he collaborate?
must we collaborate?
must you collaborate?
must they collaborate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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