could stray
Regular verb: stray - strayed- strayed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could stray
you could stray
she could stray
we could stray
you could stray
they could stray 	I could be straying
you could be straying
she could be straying
we could be straying
you could be straying
they could be straying	I could have strayed
you could have strayed
she could have strayed
we could have strayed
you could have strayed
they could have strayed	I could have been straying
you could have been straying
she could have been straying
we could have been straying
you could have been straying
they could have been straying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not stray
you could not stray
she could not stray
we could not stray
you could not stray
they could not stray 	I could not be straying
you could not be straying
she could not be straying
we could not be straying
you could not be straying
they could not be straying	I could not have strayed
you could not have strayed
she could not have strayed
we could not have strayed
you could not have strayed
they could not have strayed	I could not have been straying
you could not have been straying
she could not have been straying
we could not have been straying
you could not have been straying
they could not have been straying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I stray?
could you stray?
could she stray?
could we stray?
could you stray?
could they stray? 	could I be straying?
could you be straying?
could she be straying?
could we be straying?
could you be straying?
could they be straying? 	could I have strayed?
could you have strayed?
could she have strayed?
could we have strayed?
could you have strayed?
could they have strayed? 	could I have been straying?
could you have been straying?
could she have been straying?
could we have been straying?
could you have been straying?
could they have been straying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not stray?
could you not stray?
could she not stray?
could we not stray?
could you not stray?
could they not stray? 	could I not be straying?
could you not be straying?
could she not be straying?
could we not be straying?
could you not be straying?
could they not be straying? 	could I not have strayed?
could you not have strayed?
could she not have strayed?
could we not have strayed?
could you not have strayed?
could they not have strayed? 	could I not have been straying?
could you not have been straying?
could she not have been straying?
could we not have been straying?
could you not have been straying?
could they not have been straying?