could lubricate
Verbo regolare: lubricate - lubricated- lubricated

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could lubricate
you could lubricate
she could lubricate
we could lubricate
you could lubricate
they could lubricate 	I could be lubricating
you could be lubricating
she could be lubricating
we could be lubricating
you could be lubricating
they could be lubricating	I could have lubricated
you could have lubricated
she could have lubricated
we could have lubricated
you could have lubricated
they could have lubricated	I could have been lubricating
you could have been lubricating
she could have been lubricating
we could have been lubricating
you could have been lubricating
they could have been lubricating	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't lubricate
you couldn't lubricate
she couldn't lubricate
we couldn't lubricate
you couldn't lubricate
they couldn't lubricate 	I couldn't be lubricating
you couldn't be lubricating
she couldn't be lubricating
we couldn't be lubricating
you couldn't be lubricating
they couldn't be lubricating	I couldn't have lubricated
you couldn't have lubricated
she couldn't have lubricated
we couldn't have lubricated
you couldn't have lubricated
they couldn't have lubricated	I couldn't have been lubricating
you couldn't have been lubricating
she couldn't have been lubricating
we couldn't have been lubricating
you couldn't have been lubricating
they couldn't have been lubricating	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I lubricate?
could you lubricate?
could she lubricate?
could we lubricate?
could you lubricate?
could they lubricate? 	could I be lubricating?
could you be lubricating?
could she be lubricating?
could we be lubricating?
could you be lubricating?
could they be lubricating? 	could I have lubricated?
could you have lubricated?
could she have lubricated?
could we have lubricated?
could you have lubricated?
could they have lubricated? 	could I have been lubricating?
could you have been lubricating?
could she have been lubricating?
could we have been lubricating?
could you have been lubricating?
could they have been lubricating? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I lubricate?
couldn't you lubricate?
couldn't she lubricate?
couldn't we lubricate?
couldn't you lubricate?
couldn't they lubricate? 	couldn't I be lubricating?
couldn't you be lubricating?
couldn't she be lubricating?
couldn't we be lubricating?
couldn't you be lubricating?
couldn't they be lubricating? 	couldn't I have lubricated?
couldn't you have lubricated?
couldn't she have lubricated?
couldn't we have lubricated?
couldn't you have lubricated?
couldn't they have lubricated? 	couldn't I have been lubricating?
couldn't you have been lubricating?
couldn't she have been lubricating?
couldn't we have been lubricating?
couldn't you have been lubricating?
couldn't they have been lubricating?