English verb conjugation
COULD CASH

Regular verb: cash - cashed - cashed

Affirmation

Simple form	V-ing form
I could cash you could cash she could cash we could cash you could cash they could cash	I could be cashing you could be cashing she could be cashing we could be cashing you could be cashing they could be cashing
Perfect	V-ing perfect
I could have cashed you could have cashed she could have cashed we could have cashed you could have cashed they could have cashed	I could have been cashing you could have been cashing she could have been cashing we could have been cashing you could have been cashing they could have been cashing

Negation

Simple form	V-ing form
I couldn't cash you couldn't cash she couldn't cash we couldn't cash you couldn't cash they couldn't cash	I couldn't be cashing you couldn't be cashing she couldn't be cashing we couldn't be cashing you couldn't be cashing they couldn't be cashing
Perfect	V-ing perfect
I couldn't have cashed you couldn't have cashed she couldn't have cashed we couldn't have cashed you couldn't have cashed they couldn't have cashed	I couldn't have been cashing you couldn't have been cashing she couldn't have been cashing we couldn't have been cashing you couldn't have been cashing they couldn't have been cashing

Interrogative form

Simple form	V-ing form
could I cash? could you cash? could she cash? could we cash? could you cash? could they cash?	could I be cashing? could you be cashing? could she be cashing? could we be cashing? could you be cashing? could they be cashing?
Perfect	V-ing perfect
could I have cashed? could you have cashed? could she have cashed? could we have cashed? could you have cashed? could they have cashed?	could I have been cashing? could you have been cashing? could she have been cashing? could we have been cashing? could you have been cashing? could they have been cashing?

Interro-negative form

Simple form	V-ing form
couldn't I cash? couldn't you cash? couldn't she cash? couldn't we cash? couldn't you cash? couldn't they cash?	couldn't I be cashing? couldn't you be cashing? couldn't she be cashing? couldn't we be cashing? couldn't you be cashing? couldn't they be cashing?
Perfect	V-ing perfect
couldn't I have cashed? couldn't you have cashed? couldn't she have cashed? couldn't we have cashed? couldn't you have cashed? couldn't they have cashed?	couldn't I have been cashing? couldn't you have been cashing? couldn't she have been cashing? couldn't we have been cashing? couldn't you have been cashing? couldn't they have been cashing?