English verb conjugation
COULD HOB

Regular verb: hob - hobed - hobed

Affirmation

Simple form	V-ing form
I could hob you could hob she could hob we could hob you could hob they could hob	I could be hobing you could be hobing she could be hobing we could be hobing you could be hobing they could be hobing
Perfect	V-ing perfect
I could have hobed you could have hobed she could have hobed we could have hobed you could have hobed they could have hobed	I could have been hobing you could have been hobing she could have been hobing we could have been hobing you could have been hobing they could have been hobing

Negation

Simple form	V-ing form
I couldn't hob you couldn't hob she couldn't hob we couldn't hob you couldn't hob they couldn't hob	I couldn't be hobing you couldn't be hobing she couldn't be hobing we couldn't be hobing you couldn't be hobing they couldn't be hobing
Perfect	V-ing perfect
I couldn't have hobed you couldn't have hobed she couldn't have hobed we couldn't have hobed you couldn't have hobed they couldn't have hobed	I couldn't have been hobing you couldn't have been hobing she couldn't have been hobing we couldn't have been hobing you couldn't have been hobing they couldn't have been hobing

Interrogative form

Simple form	V-ing form
could I hob? could you hob? could she hob? could we hob? could you hob? could they hob?	could I be hobing? could you be hobing? could she be hobing? could we be hobing? could you be hobing? could they be hobing?
Perfect	V-ing perfect
could I have hobed? could you have hobed? could she have hobed? could we have hobed? could you have hobed? could they have hobed?	could I have been hobing? could you have been hobing? could she have been hobing? could we have been hobing? could you have been hobing? could they have been hobing?

Interro-negative form

Simple form	V-ing form
couldn't I hob? couldn't you hob? couldn't she hob? couldn't we hob? couldn't you hob? couldn't they hob?	couldn't I be hobing? couldn't you be hobing? couldn't she be hobing? couldn't we be hobing? couldn't you be hobing? couldn't they be hobing?
Perfect	V-ing perfect
couldn't I have hobed? couldn't you have hobed? couldn't she have hobed? couldn't we have hobed? couldn't you have hobed? couldn't they have hobed?	couldn't I have been hobing? couldn't you have been hobing? couldn't she have been hobing? couldn't we have been hobing? couldn't you have been hobing? couldn't they have been hobing?