English verb conjugation
COULD SHIN

Regular verb: shin - shinned - shinned

Affirmation

Simple form	V-ing form
I could shin you could shin he could shin we could shin you could shin they could shin	I could be shinning you could be shinning he could be shinning we could be shinning you could be shinning they could be shinning
Perfect	V-ing perfect
I could have shinned you could have shinned he could have shinned we could have shinned you could have shinned they could have shinned	I could have been shinning you could have been shinning he could have been shinning we could have been shinning you could have been shinning they could have been shinning

Negation

Simple form	V-ing form
I couldn't shin you couldn't shin he couldn't shin we couldn't shin you couldn't shin they couldn't shin	I couldn't be shinning you couldn't be shinning he couldn't be shinning we couldn't be shinning you couldn't be shinning they couldn't be shinning
Perfect	V-ing perfect
I couldn't have shinned you couldn't have shinned he couldn't have shinned we couldn't have shinned you couldn't have shinned they couldn't have shinned	I couldn't have been shinning you couldn't have been shinning he couldn't have been shinning we couldn't have been shinning you couldn't have been shinning they couldn't have been shinning

Interrogative form

Simple form	V-ing form
could I shin? could you shin? could he shin? could we shin? could you shin? could they shin?	could I be shinning? could you be shinning? could he be shinning? could we be shinning? could you be shinning? could they be shinning?
Perfect	V-ing perfect
could I have shinned? could you have shinned? could he have shinned? could we have shinned? could you have shinned? could they have shinned?	could I have been shinning? could you have been shinning? could he have been shinning? could we have been shinning? could you have been shinning? could they have been shinning?

Interro-negative form

Simple form	V-ing form
couldn't I shin? couldn't you shin? couldn't he shin? couldn't we shin? couldn't you shin? couldn't they shin?	couldn't I be shinning? couldn't you be shinning? couldn't he be shinning? couldn't we be shinning? couldn't you be shinning? couldn't they be shinning?
Perfect	V-ing perfect
couldn't I have shinned? couldn't you have shinned? couldn't he have shinned? couldn't we have shinned? couldn't you have shinned? couldn't they have shinned?	couldn't I have been shinning? couldn't you have been shinning? couldn't he have been shinning? couldn't we have been shinning? couldn't you have been shinning? couldn't they have been shinning?