English verb conjugation
COULD SPORT

Regular verb: sport - sported - sported

Affirmation

Simple form	V-ing form
I could sport you could sport he could sport we could sport you could sport they could sport	I could be sporting you could be sporting he could be sporting we could be sporting you could be sporting they could be sporting
Perfect	V-ing perfect
I could have sported you could have sported he could have sported we could have sported you could have sported they could have sported	I could have been sporting you could have been sporting he could have been sporting we could have been sporting you could have been sporting they could have been sporting

Negation

Simple form	V-ing form
I couldn't sport you couldn't sport he couldn't sport we couldn't sport you couldn't sport they couldn't sport	I couldn't be sporting you couldn't be sporting he couldn't be sporting we couldn't be sporting you couldn't be sporting they couldn't be sporting
Perfect	V-ing perfect
I couldn't have sported you couldn't have sported he couldn't have sported we couldn't have sported you couldn't have sported they couldn't have sported	I couldn't have been sporting you couldn't have been sporting he couldn't have been sporting we couldn't have been sporting you couldn't have been sporting they couldn't have been sporting

Interrogative form

Simple form	V-ing form
could I sport? could you sport? could he sport? could we sport? could you sport? could they sport?	could I be sporting? could you be sporting? could he be sporting? could we be sporting? could you be sporting? could they be sporting?
Perfect	V-ing perfect
could I have sported? could you have sported? could he have sported? could we have sported? could you have sported? could they have sported?	could I have been sporting? could you have been sporting? could he have been sporting? could we have been sporting? could you have been sporting? could they have been sporting?

Interro-negative form

Simple form	V-ing form
couldn't I sport? couldn't you sport? couldn't he sport? couldn't we sport? couldn't you sport? couldn't they sport?	couldn't I be sporting? couldn't you be sporting? couldn't he be sporting? couldn't we be sporting? couldn't you be sporting? couldn't they be sporting?
Perfect	V-ing perfect
couldn't I have sported? couldn't you have sported? couldn't he have sported? couldn't we have sported? couldn't you have sported? couldn't they have sported?	couldn't I have been sporting? couldn't you have been sporting? couldn't he have been sporting? couldn't we have been sporting? couldn't you have been sporting? couldn't they have been sporting?