English verb conjugation
SHALL FORECAST

Irregular verb: forecast - forecast - forecast

Affirmation

Simple form	V-ing form
I'll forecast you'll forecast she'll forecast we'll forecast you'll forecast they'll forecast	I'll be forecasting you'll be forecasting she'll be forecasting we'll be forecasting you'll be forecasting they'll be forecasting
Perfect	V-ing perfect
I'll have forecast you'll have forecast she'll have forecast we'll have forecast you'll have forecast they'll have forecast	I'll have been forecasting you'll have been forecasting she'll have been forecasting we'll have been forecasting you'll have been forecasting they'll have been forecasting

Negation

Simple form	V-ing form
I shan't forecast you shan't forecast she shan't forecast we shan't forecast you shan't forecast they shan't forecast	I shan't be forecasting you shan't be forecasting she shan't be forecasting we shan't be forecasting you shan't be forecasting they shan't be forecasting
Perfect	V-ing perfect
I shan't have forecast you shan't have forecast she shan't have forecast we shan't have forecast you shan't have forecast they shan't have forecast	I shan't have been forecasting you shan't have been forecasting she shan't have been forecasting we shan't have been forecasting you shan't have been forecasting they shan't have been forecasting

Interrogative form

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

Interro-negative form

Simple form	V-ing form
shan't I forecast? shan't you forecast? shan't she forecast? shan't we forecast? shan't you forecast? shan't they forecast?	shan't I be forecasting? shan't you be forecasting? shan't she be forecasting? shan't we be forecasting? shan't you be forecasting? shan't they be forecasting?
Perfect	V-ing perfect
shan't I have forecast? shan't you have forecast? shan't she have forecast? shan't we have forecast? shan't you have forecast? shan't they have forecast?	shan't I have been forecasting? shan't you have been forecasting? shan't she have been forecasting? shan't we have been forecasting? shan't you have been forecasting? shan't they have been forecasting?