English verb conjugation MUST DEVELOP

Regular verb: develop - developed - developed

Affirmation

Simple form

I must develop
you must develop
she must develop
we must develop
you must develop
they must develop

V-ing form

I must be developing
you must be developing
she must be developing
we must be developing
you must be developing
they must be developing

Perfect

I must have developed
you must have developed
she must have developed
we must have developed
you must have developed
they must have developed

V-ing perfect

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

Negation

Simple form

I must not develop
you must not develop
she must not develop
we must not develop
you must not develop
they must not develop

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I develop?
must you develop?
must she develop?
must we develop?
must you develop?
must they develop?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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