English verb conjugation MUST INSTRUMENT

Regular verb: instrument - instrumented - instrumented

Affirmation

Simple form

I must instrument
you must instrument
he must instrument
we must instrument
you must instrument
they must instrument

V-ing form

I must be instrumenting
you must be instrumenting
he must be instrumenting
we must be instrumenting
you must be instrumenting
they must be instrumenting

Perfect

I must have instrumented
you must have instrumented
he must have instrumented
we must have instrumented
you must have instrumented
they must have instrumented

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I instrument?
must you instrument?
must he instrument?
must we instrument?
must you instrument?
must they instrument?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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