could levee
Regular verb: levee - leveed- leveed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could levee
you could levee
he could levee
we could levee
you could levee
they could levee 	I could be leveeing
you could be leveeing
he could be leveeing
we could be leveeing
you could be leveeing
they could be leveeing	I could have leveed
you could have leveed
he could have leveed
we could have leveed
you could have leveed
they could have leveed	I could have been leveeing
you could have been leveeing
he could have been leveeing
we could have been leveeing
you could have been leveeing
they could have been leveeing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't levee
you couldn't levee
he couldn't levee
we couldn't levee
you couldn't levee
they couldn't levee 	I couldn't be leveeing
you couldn't be leveeing
he couldn't be leveeing
we couldn't be leveeing
you couldn't be leveeing
they couldn't be leveeing	I couldn't have leveed
you couldn't have leveed
he couldn't have leveed
we couldn't have leveed
you couldn't have leveed
they couldn't have leveed	I couldn't have been leveeing
you couldn't have been leveeing
he couldn't have been leveeing
we couldn't have been leveeing
you couldn't have been leveeing
they couldn't have been leveeing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I levee?
could you levee?
could he levee?
could we levee?
could you levee?
could they levee? 	could I be leveeing?
could you be leveeing?
could he be leveeing?
could we be leveeing?
could you be leveeing?
could they be leveeing? 	could I have leveed?
could you have leveed?
could he have leveed?
could we have leveed?
could you have leveed?
could they have leveed? 	could I have been leveeing?
could you have been leveeing?
could he have been leveeing?
could we have been leveeing?
could you have been leveeing?
could they have been leveeing? 	

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