could slalom
Regular verb: slalom - slalomed- slalomed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could slalom
you could slalom
he could slalom
we could slalom
you could slalom
they could slalom 	I could be slaloming
you could be slaloming
he could be slaloming
we could be slaloming
you could be slaloming
they could be slaloming	I could have slalomed
you could have slalomed
he could have slalomed
we could have slalomed
you could have slalomed
they could have slalomed	I could have been slaloming
you could have been slaloming
he could have been slaloming
we could have been slaloming
you could have been slaloming
they could have been slaloming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't slalom
you couldn't slalom
he couldn't slalom
we couldn't slalom
you couldn't slalom
they couldn't slalom 	I couldn't be slaloming
you couldn't be slaloming
he couldn't be slaloming
we couldn't be slaloming
you couldn't be slaloming
they couldn't be slaloming	I couldn't have slalomed
you couldn't have slalomed
he couldn't have slalomed
we couldn't have slalomed
you couldn't have slalomed
they couldn't have slalomed	I couldn't have been slaloming
you couldn't have been slaloming
he couldn't have been slaloming
we couldn't have been slaloming
you couldn't have been slaloming
they couldn't have been slaloming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I slalom?
could you slalom?
could he slalom?
could we slalom?
could you slalom?
could they slalom? 	could I be slaloming?
could you be slaloming?
could he be slaloming?
could we be slaloming?
could you be slaloming?
could they be slaloming? 	could I have slalomed?
could you have slalomed?
could he have slalomed?
could we have slalomed?
could you have slalomed?
could they have slalomed? 	could I have been slaloming?
could you have been slaloming?
could he have been slaloming?
could we have been slaloming?
could you have been slaloming?
could they have been slaloming? 	

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