English verb conjugation
MAY FORECAST

Irregular verb: forecast - forecast - forecast

Affirmation

Simple form	V-ing form
I may forecast you may forecast he may forecast we may forecast you may forecast they may forecast	I may be forecasting you may be forecasting he may be forecasting we may be forecasting you may be forecasting they may be forecasting
Perfect	V-ing perfect
I may have forecast you may have forecast he may have forecast we may have forecast you may have forecast they may have forecast	I may have been forecasting you may have been forecasting he may have been forecasting we may have been forecasting you may have been forecasting they may have been forecasting

Negation

Simple form	V-ing form
I may not forecast you may not forecast he may not forecast we may not forecast you may not forecast they may not forecast	I may not be forecasting you may not be forecasting he may not be forecasting we may not be forecasting you may not be forecasting they may not be forecasting
Perfect	V-ing perfect
I may not have forecast you may not have forecast he may not have forecast we may not have forecast you may not have forecast they may not have forecast	I may not have been forecasting you may not have been forecasting he may not have been forecasting we may not have been forecasting you may not have been forecasting they may not have been forecasting

Interrogative form

Simple form	V-ing form
may I forecast? may you forecast? may he forecast? may we forecast? may you forecast? may they forecast?	may I be forecasting? may you be forecasting? may he be forecasting? may we be forecasting? may you be forecasting? may they be forecasting?
Perfect	V-ing perfect
may I have forecast? may you have forecast? may he have forecast? may we have forecast? may you have forecast? may they have forecast?	may I have been forecasting? may you have been forecasting? may he have been forecasting? may we have been forecasting? may you have been forecasting? may they have been forecasting?

Interro-negative form

Simple form	V-ing form
may I not forecast? may you not forecast? may he not forecast? may we not forecast? may you not forecast? may they not forecast?	may I not be forecasting? may you not be forecasting? may he not be forecasting? may we not be forecasting? may you not be forecasting? may they not be forecasting?
Perfect	V-ing perfect
may I not have forecast? may you not have forecast? may he not have forecast? may we not have forecast? may you not have forecast? may they not have forecast?	may I not have been forecasting? may you not have been forecasting? may he not have been forecasting? may we not have been forecasting? may you not have been forecasting? may they not have been forecasting?