English verb conjugation
COULD LASH

Regular verb: lash - lashed - lashed

Affirmation

Simple form	V-ing form
I could lash you could lash he could lash we could lash you could lash they could lash	I could be lashing you could be lashing he could be lashing we could be lashing you could be lashing they could be lashing
Perfect	V-ing perfect
I could have lashed you could have lashed he could have lashed we could have lashed you could have lashed they could have lashed	I could have been lashing you could have been lashing he could have been lashing we could have been lashing you could have been lashing they could have been lashing

Negation

Simple form	V-ing form
I could not lash you could not lash he could not lash we could not lash you could not lash they could not lash	I could not be lashing you could not be lashing he could not be lashing we could not be lashing you could not be lashing they could not be lashing
Perfect	V-ing perfect
I could not have lashed you could not have lashed he could not have lashed we could not have lashed you could not have lashed they could not have lashed	I could not have been lashing you could not have been lashing he could not have been lashing we could not have been lashing you could not have been lashing they could not have been lashing

Interrogative form

Simple form	V-ing form
could I lash? could you lash? could he lash? could we lash? could you lash? could they lash?	could I be lashing? could you be lashing? could he be lashing? could we be lashing? could you be lashing? could they be lashing?
Perfect	V-ing perfect
could I have lashed? could you have lashed? could he have lashed? could we have lashed? could you have lashed? could they have lashed?	could I have been lashing? could you have been lashing? could he have been lashing? could we have been lashing? could you have been lashing? could they have been lashing?

Interro-negative form

Simple form	V-ing form
could I not lash? could you not lash? could he not lash? could we not lash? could you not lash? could they not lash?	could I not be lashing? could you not be lashing? could he not be lashing? could we not be lashing? could you not be lashing? could they not be lashing?
Perfect	V-ing perfect
could I not have lashed? could you not have lashed? could he not have lashed? could we not have lashed? could you not have lashed? could they not have lashed?	could I not have been lashing? could you not have been lashing? could he not have been lashing? could we not have been lashing? could you not have been lashing? could they not have been lashing?