English verb conjugation MUST CONTAIN

Regular verb: contain - contained - contained


Affirmation

Simple form

I must contain
you must contain
he must contain
we must contain
you must contain
they must contain

V-ing form

I must be containing
you must be containing
he must be containing
we must be containing
you must be containing
they must be containing

Perfect

I must have contained
you must have contained
he must have contained
we must have contained
you must have contained
they must have contained

V-ing perfect

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

Negation

Simple form

I must not contain
you must not contain
he must not contain
we must not contain
you must not contain
they must not contain

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I contain?
must you contain?
must he contain?
must we contain?
must you contain?
must they contain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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