could string
Verbo irregolare: string - strung- strung

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could string
you could string
she could string
we could string
you could string
they could string 	I could be stringing
you could be stringing
she could be stringing
we could be stringing
you could be stringing
they could be stringing	I could have strung
you could have strung
she could have strung
we could have strung
you could have strung
they could have strung	I could have been stringing
you could have been stringing
she could have been stringing
we could have been stringing
you could have been stringing
they could have been stringing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could not string
you could not string
she could not string
we could not string
you could not string
they could not string 	I could not be stringing
you could not be stringing
she could not be stringing
we could not be stringing
you could not be stringing
they could not be stringing	I could not have strung
you could not have strung
she could not have strung
we could not have strung
you could not have strung
they could not have strung	I could not have been stringing
you could not have been stringing
she could not have been stringing
we could not have been stringing
you could not have been stringing
they could not have been stringing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I string?
could you string?
could she string?
could we string?
could you string?
could they string? 	could I be stringing?
could you be stringing?
could she be stringing?
could we be stringing?
could you be stringing?
could they be stringing? 	could I have strung?
could you have strung?
could she have strung?
could we have strung?
could you have strung?
could they have strung? 	could I have been stringing?
could you have been stringing?
could she have been stringing?
could we have been stringing?
could you have been stringing?
could they have been stringing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I not string?
could you not string?
could she not string?
could we not string?
could you not string?
could they not string? 	could I not be stringing?
could you not be stringing?
could she not be stringing?
could we not be stringing?
could you not be stringing?
could they not be stringing? 	could I not have strung?
could you not have strung?
could she not have strung?
could we not have strung?
could you not have strung?
could they not have strung? 	could I not have been stringing?
could you not have been stringing?
could she not have been stringing?
could we not have been stringing?
could you not have been stringing?
could they not have been stringing?