English verb conjugation
COULD NECK-REIN

Regular verb: neck-rein - neck-reined - neck-reined

Affirmation

Simple form	V-ing form
I could neck-rein you could neck-rein he could neck-rein we could neck-rein you could neck-rein they could neck-rein	I could be neck-reining you could be neck-reining he could be neck-reining we could be neck-reining you could be neck-reining they could be neck-reining
Perfect	V-ing perfect
I could have neck-reined you could have neck-reined he could have neck-reined we could have neck-reined you could have neck-reined they could have neck-reined	I could have been neck-reining you could have been neck-reining he could have been neck-reining we could have been neck-reining you could have been neck-reining they could have been neck-reining

Negation

Simple form	V-ing form
I couldn't neck-rein you couldn't neck-rein he couldn't neck-rein we couldn't neck-rein you couldn't neck-rein they couldn't neck-rein	I couldn't be neck-reining you couldn't be neck-reining he couldn't be neck-reining we couldn't be neck-reining you couldn't be neck-reining they couldn't be neck-reining
Perfect	V-ing perfect
I couldn't have neck-reined you couldn't have neck-reined he couldn't have neck-reined we couldn't have neck-reined you couldn't have neck-reined they couldn't have neck-reined	I couldn't have been neck-reining you couldn't have been neck-reining he couldn't have been neck-reining we couldn't have been neck-reining you couldn't have been neck-reining they couldn't have been neck-reining

Interrogative form

Simple form	V-ing form
could I neck-rein? could you neck-rein? could he neck-rein? could we neck-rein? could you neck-rein? could they neck-rein?	could I be neck-reining? could you be neck-reining? could he be neck-reining? could we be neck-reining? could you be neck-reining? could they be neck-reining?
Perfect	V-ing perfect
could I have neck-reined? could you have neck-reined? could he have neck-reined? could we have neck-reined? could you have neck-reined? could they have neck-reined?	could I have been neck-reining? could you have been neck-reining? could he have been neck-reining? could we have been neck-reining? could you have been neck-reining? could they have been neck-reining?

Interro-negative form

Simple form	V-ing form
couldn't I neck-rein? couldn't you neck-rein? couldn't he neck-rein? couldn't we neck-rein? couldn't you neck-rein? couldn't they neck-rein?	couldn't I be neck-reining? couldn't you be neck-reining? couldn't he be neck-reining? couldn't we be neck-reining? couldn't you be neck-reining? couldn't they be neck-reining?
Perfect	V-ing perfect
couldn't I have neck-reined? couldn't you have neck-reined? couldn't he have neck-reined? couldn't we have neck-reined? couldn't you have neck-reined? couldn't they have neck-reined?	couldn't I have been neck-reining? couldn't you have been neck-reining? couldn't he have been neck-reining? couldn't we have been neck-reining? couldn't you have been neck-reining? couldn't they have been neck-reining?