could dish
Regular verb: dish - dished- dished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could dish
you could dish
she could dish
we could dish
you could dish
they could dish 	I could be dishing
you could be dishing
she could be dishing
we could be dishing
you could be dishing
they could be dishing	I could have dished
you could have dished
she could have dished
we could have dished
you could have dished
they could have dished	I could have been dishing
you could have been dishing
she could have been dishing
we could have been dishing
you could have been dishing
they could have been dishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't dish
you couldn't dish
she couldn't dish
we couldn't dish
you couldn't dish
they couldn't dish 	I couldn't be dishing
you couldn't be dishing
she couldn't be dishing
we couldn't be dishing
you couldn't be dishing
they couldn't be dishing	I couldn't have dished
you couldn't have dished
she couldn't have dished
we couldn't have dished
you couldn't have dished
they couldn't have dished	I couldn't have been dishing
you couldn't have been dishing
she couldn't have been dishing
we couldn't have been dishing
you couldn't have been dishing
they couldn't have been dishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I dish?
could you dish?
could she dish?
could we dish?
could you dish?
could they dish? 	could I be dishing?
could you be dishing?
could she be dishing?
could we be dishing?
could you be dishing?
could they be dishing? 	could I have dished?
could you have dished?
could she have dished?
could we have dished?
could you have dished?
could they have dished? 	could I have been dishing?
could you have been dishing?
could she have been dishing?
could we have been dishing?
could you have been dishing?
could they have been dishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I dish?
couldn't you dish?
couldn't she dish?
couldn't we dish?
couldn't you dish?
couldn't they dish? 	couldn't I be dishing?
couldn't you be dishing?
couldn't she be dishing?
couldn't we be dishing?
couldn't you be dishing?
couldn't they be dishing? 	couldn't I have dished?
couldn't you have dished?
couldn't she have dished?
couldn't we have dished?
couldn't you have dished?
couldn't they have dished? 	couldn't I have been dishing?
couldn't you have been dishing?
couldn't she have been dishing?
couldn't we have been dishing?
couldn't you have been dishing?
couldn't they have been dishing?