could forecast
Irregular verb: forecast - forecast- forecast

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't forecast
you couldn't forecast
he couldn't forecast
we couldn't forecast
you couldn't forecast
they couldn't forecast 	I couldn't be forecasting
you couldn't be forecasting
he couldn't be forecasting
we couldn't be forecasting
you couldn't be forecasting
they couldn't be forecasting	I couldn't have forecast
you couldn't have forecast
he couldn't have forecast
we couldn't have forecast
you couldn't have forecast
they couldn't have forecast	I couldn't have been forecasting
you couldn't have been forecasting
he couldn't have been forecasting
we couldn't have been forecasting
you couldn't have been forecasting
they couldn't have been forecasting	

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

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I forecast?
couldn't you forecast?
couldn't he forecast?
couldn't we forecast?
couldn't you forecast?
couldn't they forecast? 	couldn't I be forecasting?
couldn't you be forecasting?
couldn't he be forecasting?
couldn't we be forecasting?
couldn't you be forecasting?
couldn't they be forecasting? 	couldn't I have forecast?
couldn't you have forecast?
couldn't he have forecast?
couldn't we have forecast?
couldn't you have forecast?
couldn't they have forecast? 	couldn't I have been forecasting?
couldn't you have been forecasting?
couldn't he have been forecasting?
couldn't we have been forecasting?
couldn't you have been forecasting?
couldn't they have been forecasting?