could sledge
Regular verb: sledge - sledged- sledged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could sledge
you could sledge
she could sledge
we could sledge
you could sledge
they could sledge 	I could be sledging
you could be sledging
she could be sledging
we could be sledging
you could be sledging
they could be sledging	I could have sledged
you could have sledged
she could have sledged
we could have sledged
you could have sledged
they could have sledged	I could have been sledging
you could have been sledging
she could have been sledging
we could have been sledging
you could have been sledging
they could have been sledging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not sledge
you could not sledge
she could not sledge
we could not sledge
you could not sledge
they could not sledge 	I could not be sledging
you could not be sledging
she could not be sledging
we could not be sledging
you could not be sledging
they could not be sledging	I could not have sledged
you could not have sledged
she could not have sledged
we could not have sledged
you could not have sledged
they could not have sledged	I could not have been sledging
you could not have been sledging
she could not have been sledging
we could not have been sledging
you could not have been sledging
they could not have been sledging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I sledge?
could you sledge?
could she sledge?
could we sledge?
could you sledge?
could they sledge? 	could I be sledging?
could you be sledging?
could she be sledging?
could we be sledging?
could you be sledging?
could they be sledging? 	could I have sledged?
could you have sledged?
could she have sledged?
could we have sledged?
could you have sledged?
could they have sledged? 	could I have been sledging?
could you have been sledging?
could she have been sledging?
could we have been sledging?
could you have been sledging?
could they have been sledging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not sledge?
could you not sledge?
could she not sledge?
could we not sledge?
could you not sledge?
could they not sledge? 	could I not be sledging?
could you not be sledging?
could she not be sledging?
could we not be sledging?
could you not be sledging?
could they not be sledging? 	could I not have sledged?
could you not have sledged?
could she not have sledged?
could we not have sledged?
could you not have sledged?
could they not have sledged? 	could I not have been sledging?
could you not have been sledging?
could she not have been sledging?
could we not have been sledging?
could you not have been sledging?
could they not have been sledging?