could veil
Regular verb: veil - veiled- veiled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could veil
you could veil
he could veil
we could veil
you could veil
they could veil 	I could be veiling
you could be veiling
he could be veiling
we could be veiling
you could be veiling
they could be veiling	I could have veiled
you could have veiled
he could have veiled
we could have veiled
you could have veiled
they could have veiled	I could have been veiling
you could have been veiling
he could have been veiling
we could have been veiling
you could have been veiling
they could have been veiling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not veil
you could not veil
he could not veil
we could not veil
you could not veil
they could not veil 	I could not be veiling
you could not be veiling
he could not be veiling
we could not be veiling
you could not be veiling
they could not be veiling	I could not have veiled
you could not have veiled
he could not have veiled
we could not have veiled
you could not have veiled
they could not have veiled	I could not have been veiling
you could not have been veiling
he could not have been veiling
we could not have been veiling
you could not have been veiling
they could not have been veiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I veil?
could you veil?
could he veil?
could we veil?
could you veil?
could they veil? 	could I be veiling?
could you be veiling?
could he be veiling?
could we be veiling?
could you be veiling?
could they be veiling? 	could I have veiled?
could you have veiled?
could he have veiled?
could we have veiled?
could you have veiled?
could they have veiled? 	could I have been veiling?
could you have been veiling?
could he have been veiling?
could we have been veiling?
could you have been veiling?
could they have been veiling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not veil?
could you not veil?
could he not veil?
could we not veil?
could you not veil?
could they not veil? 	could I not be veiling?
could you not be veiling?
could he not be veiling?
could we not be veiling?
could you not be veiling?
could they not be veiling? 	could I not have veiled?
could you not have veiled?
could he not have veiled?
could we not have veiled?
could you not have veiled?
could they not have veiled? 	could I not have been veiling?
could you not have been veiling?
could he not have been veiling?
could we not have been veiling?
could you not have been veiling?
could they not have been veiling?