could treadle
Verbo regolare: treadle - treadled- treadled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could treadle
you could treadle
he could treadle
we could treadle
you could treadle
they could treadle 	I could be treadling
you could be treadling
he could be treadling
we could be treadling
you could be treadling
they could be treadling	I could have treadled
you could have treadled
he could have treadled
we could have treadled
you could have treadled
they could have treadled	I could have been treadling
you could have been treadling
he could have been treadling
we could have been treadling
you could have been treadling
they could have been treadling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't treadle
you couldn't treadle
he couldn't treadle
we couldn't treadle
you couldn't treadle
they couldn't treadle 	I couldn't be treadling
you couldn't be treadling
he couldn't be treadling
we couldn't be treadling
you couldn't be treadling
they couldn't be treadling	I couldn't have treadled
you couldn't have treadled
he couldn't have treadled
we couldn't have treadled
you couldn't have treadled
they couldn't have treadled	I couldn't have been treadling
you couldn't have been treadling
he couldn't have been treadling
we couldn't have been treadling
you couldn't have been treadling
they couldn't have been treadling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I treadle?
could you treadle?
could he treadle?
could we treadle?
could you treadle?
could they treadle? 	could I be treadling?
could you be treadling?
could he be treadling?
could we be treadling?
could you be treadling?
could they be treadling? 	could I have treadled?
could you have treadled?
could he have treadled?
could we have treadled?
could you have treadled?
could they have treadled? 	could I have been treadling?
could you have been treadling?
could he have been treadling?
could we have been treadling?
could you have been treadling?
could they have been treadling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I treadle?
couldn't you treadle?
couldn't he treadle?
couldn't we treadle?
couldn't you treadle?
couldn't they treadle? 	couldn't I be treadling?
couldn't you be treadling?
couldn't he be treadling?
couldn't we be treadling?
couldn't you be treadling?
couldn't they be treadling? 	couldn't I have treadled?
couldn't you have treadled?
couldn't he have treadled?
couldn't we have treadled?
couldn't you have treadled?
couldn't they have treadled? 	couldn't I have been treadling?
couldn't you have been treadling?
couldn't he have been treadling?
couldn't we have been treadling?
couldn't you have been treadling?
couldn't they have been treadling?