would doubt
Regular verb: doubt - doubted- doubted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I would doubt
you would doubt
he would doubt
we would doubt
you would doubt
they would doubt 	I would be doubting
you would be doubting
he would be doubting
we would be doubting
you would be doubting
they would be doubting	I would have doubted
you would have doubted
he would have doubted
we would have doubted
you would have doubted
they would have doubted	I would have been doubting
you would have been doubting
he would have been doubting
we would have been doubting
you would have been doubting
they would have been doubting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I would not doubt
you would not doubt
he would not doubt
we would not doubt
you would not doubt
they would not doubt 	I would not be doubting
you would not be doubting
he would not be doubting
we would not be doubting
you would not be doubting
they would not be doubting	I would not have doubted
you would not have doubted
he would not have doubted
we would not have doubted
you would not have doubted
they would not have doubted	I would not have been doubting
you would not have been doubting
he would not have been doubting
we would not have been doubting
you would not have been doubting
they would not have been doubting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I doubt?
would you doubt?
would he doubt?
would we doubt?
would you doubt?
would they doubt? 	would I be doubting?
would you be doubting?
would he be doubting?
would we be doubting?
would you be doubting?
would they be doubting? 	would I have doubted?
would you have doubted?
would he have doubted?
would we have doubted?
would you have doubted?
would they have doubted? 	would I have been doubting?
would you have been doubting?
would he have been doubting?
would we have been doubting?
would you have been doubting?
would they have been doubting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I not doubt?
would you not doubt?
would he not doubt?
would we not doubt?
would you not doubt?
would they not doubt? 	would I not be doubting?
would you not be doubting?
would he not be doubting?
would we not be doubting?
would you not be doubting?
would they not be doubting? 	would I not have doubted?
would you not have doubted?
would he not have doubted?
would we not have doubted?
would you not have doubted?
would they not have doubted? 	would I not have been doubting?
would you not have been doubting?
would he not have been doubting?
would we not have been doubting?
would you not have been doubting?
would they not have been doubting?