could tooth
Verbo regolare: tooth - toothed- toothed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could tooth
you could tooth
he could tooth
we could tooth
you could tooth
they could tooth 	I could be toothing
you could be toothing
he could be toothing
we could be toothing
you could be toothing
they could be toothing	I could have toothed
you could have toothed
he could have toothed
we could have toothed
you could have toothed
they could have toothed	I could have been toothing
you could have been toothing
he could have been toothing
we could have been toothing
you could have been toothing
they could have been toothing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not tooth
you could not tooth
he could not tooth
we could not tooth
you could not tooth
they could not tooth 	I could not be toothing
you could not be toothing
he could not be toothing
we could not be toothing
you could not be toothing
they could not be toothing	I could not have toothed
you could not have toothed
he could not have toothed
we could not have toothed
you could not have toothed
they could not have toothed	I could not have been toothing
you could not have been toothing
he could not have been toothing
we could not have been toothing
you could not have been toothing
they could not have been toothing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I tooth?
could you tooth?
could he tooth?
could we tooth?
could you tooth?
could they tooth? 	could I be toothing?
could you be toothing?
could he be toothing?
could we be toothing?
could you be toothing?
could they be toothing? 	could I have toothed?
could you have toothed?
could he have toothed?
could we have toothed?
could you have toothed?
could they have toothed? 	could I have been toothing?
could you have been toothing?
could he have been toothing?
could we have been toothing?
could you have been toothing?
could they have been toothing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not tooth?
could you not tooth?
could he not tooth?
could we not tooth?
could you not tooth?
could they not tooth? 	could I not be toothing?
could you not be toothing?
could he not be toothing?
could we not be toothing?
could you not be toothing?
could they not be toothing? 	could I not have toothed?
could you not have toothed?
could he not have toothed?
could we not have toothed?
could you not have toothed?
could they not have toothed? 	could I not have been toothing?
could you not have been toothing?
could he not have been toothing?
could we not have been toothing?
could you not have been toothing?
could they not have been toothing?