could sting
Verbo irregolare: sting - stung- stung

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could sting
you could sting
he could sting
we could sting
you could sting
they could sting 	I could be stinging
you could be stinging
he could be stinging
we could be stinging
you could be stinging
they could be stinging	I could have stung
you could have stung
he could have stung
we could have stung
you could have stung
they could have stung	I could have been stinging
you could have been stinging
he could have been stinging
we could have been stinging
you could have been stinging
they could have been stinging	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't sting
you couldn't sting
he couldn't sting
we couldn't sting
you couldn't sting
they couldn't sting 	I couldn't be stinging
you couldn't be stinging
he couldn't be stinging
we couldn't be stinging
you couldn't be stinging
they couldn't be stinging	I couldn't have stung
you couldn't have stung
he couldn't have stung
we couldn't have stung
you couldn't have stung
they couldn't have stung	I couldn't have been stinging
you couldn't have been stinging
he couldn't have been stinging
we couldn't have been stinging
you couldn't have been stinging
they couldn't have been stinging	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I sting?
could you sting?
could he sting?
could we sting?
could you sting?
could they sting? 	could I be stinging?
could you be stinging?
could he be stinging?
could we be stinging?
could you be stinging?
could they be stinging? 	could I have stung?
could you have stung?
could he have stung?
could we have stung?
could you have stung?
could they have stung? 	could I have been stinging?
could you have been stinging?
could he have been stinging?
could we have been stinging?
could you have been stinging?
could they have been stinging? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I sting?
couldn't you sting?
couldn't he sting?
couldn't we sting?
couldn't you sting?
couldn't they sting? 	couldn't I be stinging?
couldn't you be stinging?
couldn't he be stinging?
couldn't we be stinging?
couldn't you be stinging?
couldn't they be stinging? 	couldn't I have stung?
couldn't you have stung?
couldn't he have stung?
couldn't we have stung?
couldn't you have stung?
couldn't they have stung? 	couldn't I have been stinging?
couldn't you have been stinging?
couldn't he have been stinging?
couldn't we have been stinging?
couldn't you have been stinging?
couldn't they have been stinging?