could dash
Regular verb: dash - dashed- dashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could dash
you could dash
she could dash
we could dash
you could dash
they could dash 	I could be dashing
you could be dashing
she could be dashing
we could be dashing
you could be dashing
they could be dashing	I could have dashed
you could have dashed
she could have dashed
we could have dashed
you could have dashed
they could have dashed	I could have been dashing
you could have been dashing
she could have been dashing
we could have been dashing
you could have been dashing
they could have been dashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not dash
you could not dash
she could not dash
we could not dash
you could not dash
they could not dash 	I could not be dashing
you could not be dashing
she could not be dashing
we could not be dashing
you could not be dashing
they could not be dashing	I could not have dashed
you could not have dashed
she could not have dashed
we could not have dashed
you could not have dashed
they could not have dashed	I could not have been dashing
you could not have been dashing
she could not have been dashing
we could not have been dashing
you could not have been dashing
they could not have been dashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I dash?
could you dash?
could she dash?
could we dash?
could you dash?
could they dash? 	could I be dashing?
could you be dashing?
could she be dashing?
could we be dashing?
could you be dashing?
could they be dashing? 	could I have dashed?
could you have dashed?
could she have dashed?
could we have dashed?
could you have dashed?
could they have dashed? 	could I have been dashing?
could you have been dashing?
could she have been dashing?
could we have been dashing?
could you have been dashing?
could they have been dashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not dash?
could you not dash?
could she not dash?
could we not dash?
could you not dash?
could they not dash? 	could I not be dashing?
could you not be dashing?
could she not be dashing?
could we not be dashing?
could you not be dashing?
could they not be dashing? 	could I not have dashed?
could you not have dashed?
could she not have dashed?
could we not have dashed?
could you not have dashed?
could they not have dashed? 	could I not have been dashing?
could you not have been dashing?
could she not have been dashing?
could we not have been dashing?
could you not have been dashing?
could they not have been dashing?