could waft
Regular verb: waft - wafted- wafted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could waft
you could waft
he could waft
we could waft
you could waft
they could waft 	I could be wafting
you could be wafting
he could be wafting
we could be wafting
you could be wafting
they could be wafting	I could have wafted
you could have wafted
he could have wafted
we could have wafted
you could have wafted
they could have wafted	I could have been wafting
you could have been wafting
he could have been wafting
we could have been wafting
you could have been wafting
they could have been wafting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't waft
you couldn't waft
he couldn't waft
we couldn't waft
you couldn't waft
they couldn't waft 	I couldn't be wafting
you couldn't be wafting
he couldn't be wafting
we couldn't be wafting
you couldn't be wafting
they couldn't be wafting	I couldn't have wafted
you couldn't have wafted
he couldn't have wafted
we couldn't have wafted
you couldn't have wafted
they couldn't have wafted	I couldn't have been wafting
you couldn't have been wafting
he couldn't have been wafting
we couldn't have been wafting
you couldn't have been wafting
they couldn't have been wafting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I waft?
could you waft?
could he waft?
could we waft?
could you waft?
could they waft? 	could I be wafting?
could you be wafting?
could he be wafting?
could we be wafting?
could you be wafting?
could they be wafting? 	could I have wafted?
could you have wafted?
could he have wafted?
could we have wafted?
could you have wafted?
could they have wafted? 	could I have been wafting?
could you have been wafting?
could he have been wafting?
could we have been wafting?
could you have been wafting?
could they have been wafting? 	

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