could levigate
Verbo regular: levigate - levigated- levigated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could levigate
you could levigate
she could levigate
we could levigate
you could levigate
they could levigate 	I could be levigating
you could be levigating
she could be levigating
we could be levigating
you could be levigating
they could be levigating	I could have levigated
you could have levigated
she could have levigated
we could have levigated
you could have levigated
they could have levigated	I could have been levigating
you could have been levigating
she could have been levigating
we could have been levigating
you could have been levigating
they could have been levigating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't levigate
you couldn't levigate
she couldn't levigate
we couldn't levigate
you couldn't levigate
they couldn't levigate 	I couldn't be levigating
you couldn't be levigating
she couldn't be levigating
we couldn't be levigating
you couldn't be levigating
they couldn't be levigating	I couldn't have levigated
you couldn't have levigated
she couldn't have levigated
we couldn't have levigated
you couldn't have levigated
they couldn't have levigated	I couldn't have been levigating
you couldn't have been levigating
she couldn't have been levigating
we couldn't have been levigating
you couldn't have been levigating
they couldn't have been levigating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I levigate?
could you levigate?
could she levigate?
could we levigate?
could you levigate?
could they levigate? 	could I be levigating?
could you be levigating?
could she be levigating?
could we be levigating?
could you be levigating?
could they be levigating? 	could I have levigated?
could you have levigated?
could she have levigated?
could we have levigated?
could you have levigated?
could they have levigated? 	could I have been levigating?
could you have been levigating?
could she have been levigating?
could we have been levigating?
could you have been levigating?
could they have been levigating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I levigate?
couldn't you levigate?
couldn't she levigate?
couldn't we levigate?
couldn't you levigate?
couldn't they levigate? 	couldn't I be levigating?
couldn't you be levigating?
couldn't she be levigating?
couldn't we be levigating?
couldn't you be levigating?
couldn't they be levigating? 	couldn't I have levigated?
couldn't you have levigated?
couldn't she have levigated?
couldn't we have levigated?
couldn't you have levigated?
couldn't they have levigated? 	couldn't I have been levigating?
couldn't you have been levigating?
couldn't she have been levigating?
couldn't we have been levigating?
couldn't you have been levigating?
couldn't they have been levigating?