could tenon
Verbo regolare: tenon - tenoned- tenoned

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could tenon
you could tenon
he could tenon
we could tenon
you could tenon
they could tenon 	I could be tenoning
you could be tenoning
he could be tenoning
we could be tenoning
you could be tenoning
they could be tenoning	I could have tenoned
you could have tenoned
he could have tenoned
we could have tenoned
you could have tenoned
they could have tenoned	I could have been tenoning
you could have been tenoning
he could have been tenoning
we could have been tenoning
you could have been tenoning
they could have been tenoning	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not tenon
you could not tenon
he could not tenon
we could not tenon
you could not tenon
they could not tenon 	I could not be tenoning
you could not be tenoning
he could not be tenoning
we could not be tenoning
you could not be tenoning
they could not be tenoning	I could not have tenoned
you could not have tenoned
he could not have tenoned
we could not have tenoned
you could not have tenoned
they could not have tenoned	I could not have been tenoning
you could not have been tenoning
he could not have been tenoning
we could not have been tenoning
you could not have been tenoning
they could not have been tenoning	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I tenon?
could you tenon?
could he tenon?
could we tenon?
could you tenon?
could they tenon? 	could I be tenoning?
could you be tenoning?
could he be tenoning?
could we be tenoning?
could you be tenoning?
could they be tenoning? 	could I have tenoned?
could you have tenoned?
could he have tenoned?
could we have tenoned?
could you have tenoned?
could they have tenoned? 	could I have been tenoning?
could you have been tenoning?
could he have been tenoning?
could we have been tenoning?
could you have been tenoning?
could they have been tenoning? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not tenon?
could you not tenon?
could he not tenon?
could we not tenon?
could you not tenon?
could they not tenon? 	could I not be tenoning?
could you not be tenoning?
could he not be tenoning?
could we not be tenoning?
could you not be tenoning?
could they not be tenoning? 	could I not have tenoned?
could you not have tenoned?
could he not have tenoned?
could we not have tenoned?
could you not have tenoned?
could they not have tenoned? 	could I not have been tenoning?
could you not have been tenoning?
could he not have been tenoning?
could we not have been tenoning?
could you not have been tenoning?
could they not have been tenoning?