English verb conjugation MUST FORECAST

Irregular verb: forecast - forecast - forecast

Affirmation

Simple form

I must forecast
you must forecast
she must forecast
we must forecast
you must forecast
they must forecast

V-ing form

I must be forecasting
you must be forecasting
she must be forecasting
we must be forecasting
you must be forecasting
they must be forecasting

Perfect

I must have forecast
you must have forecast
she must have forecast
we must have forecast
you must have forecast
they must have forecast

V-ing perfect

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

Negation

Simple form

I mustn't forecast
you mustn't forecast
she mustn't forecast
we mustn't forecast
you mustn't forecast
they mustn't forecast

V-ing form

I mustn't be forecasting
you mustn't be forecasting
she mustn't be forecasting
we mustn't be forecasting
you mustn't be forecasting
they mustn't be forecasting

Perfect

I mustn't have forecast
you mustn't have forecast
she mustn't have forecast
we mustn't have forecast
you mustn't have forecast
they mustn't have forecast

V-ing perfect

I mustn't have been forecasting
you mustn't have been forecasting
she mustn't have been forecasting
we mustn't have been forecasting
you mustn't have been forecasting
they mustn't have been forecasting

Interrogative form

Simple form

must I forecast?
must you forecast?
must she forecast?
must we forecast?
must you forecast?
must they forecast?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I forecast?
mustn't you forecast?
mustn't she forecast?
mustn't we forecast?
mustn't you forecast?
mustn't they forecast?

V-ing form

mustn't I be forecasting?
mustn't you be forecasting?
mustn't she be forecasting?
mustn't we be forecasting?
mustn't you be forecasting?
mustn't they be forecasting?

Perfect

mustn't I have forecast?
mustn't you have forecast?
mustn't she have forecast?
mustn't we have forecast?
mustn't you have forecast?
mustn't they have forecast?

V-ing perfect

mustn't I have been forecasting?
mustn't you have been forecasting?
mustn't she have been forecasting?
mustn't we have been forecasting?
mustn't you have been forecasting?
mustn't they have been forecasting?

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