English verb conjugation MUST OBLIGE

Regular verb: oblige - obliged - obliged

Affirmation

Simple form

I must oblige
you must oblige
he must oblige
we must oblige
you must oblige
they must oblige

V-ing form

I must be obliging
you must be obliging
he must be obliging
we must be obliging
you must be obliging
they must be obliging

Perfect

I must have obliged
you must have obliged
he must have obliged
we must have obliged
you must have obliged
they must have obliged

V-ing perfect

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

Negation

Simple form

I mustn't oblige
you mustn't oblige
he mustn't oblige
we mustn't oblige
you mustn't oblige
they mustn't oblige

V-ing form

I mustn't be obliging
you mustn't be obliging
he mustn't be obliging
we mustn't be obliging
you mustn't be obliging
they mustn't be obliging

Perfect

I mustn't have obliged
you mustn't have obliged
he mustn't have obliged
we mustn't have obliged
you mustn't have obliged
they mustn't have obliged

V-ing perfect

I mustn't have been obliging
you mustn't have been obliging
he mustn't have been obliging
we mustn't have been obliging
you mustn't have been obliging
they mustn't have been obliging

Interrogative form

Simple form

must I oblige?
must you oblige?
must he oblige?
must we oblige?
must you oblige?
must they oblige?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I oblige?
mustn't you oblige?
mustn't he oblige?
mustn't we oblige?
mustn't you oblige?
mustn't they oblige?

V-ing form

mustn't I be obliging?
mustn't you be obliging?
mustn't he be obliging?
mustn't we be obliging?
mustn't you be obliging?
mustn't they be obliging?

Perfect

mustn't I have obliged?
mustn't you have obliged?
mustn't he have obliged?
mustn't we have obliged?
mustn't you have obliged?
mustn't they have obliged?

V-ing perfect

mustn't I have been obliging?
mustn't you have been obliging?
mustn't he have been obliging?
mustn't we have been obliging?
mustn't you have been obliging?
mustn't they have been obliging?

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