English verb conjugation
COULD PARRY

Regular verb: parry - parried - parried

Affirmation

Simple form	V-ing form
I could parry you could parry he could parry we could parry you could parry they could parry	I could be parrying you could be parrying he could be parrying we could be parrying you could be parrying they could be parrying
Perfect	V-ing perfect
I could have parried you could have parried he could have parried we could have parried you could have parried they could have parried	I could have been parrying you could have been parrying he could have been parrying we could have been parrying you could have been parrying they could have been parrying

Negation

Simple form	V-ing form
I couldn't parry you couldn't parry he couldn't parry we couldn't parry you couldn't parry they couldn't parry	I couldn't be parrying you couldn't be parrying he couldn't be parrying we couldn't be parrying you couldn't be parrying they couldn't be parrying
Perfect	V-ing perfect
I couldn't have parried you couldn't have parried he couldn't have parried we couldn't have parried you couldn't have parried they couldn't have parried	I couldn't have been parrying you couldn't have been parrying he couldn't have been parrying we couldn't have been parrying you couldn't have been parrying they couldn't have been parrying

Interrogative form

Simple form	V-ing form
could I parry? could you parry? could he parry? could we parry? could you parry? could they parry?	could I be parrying? could you be parrying? could he be parrying? could we be parrying? could you be parrying? could they be parrying?
Perfect	V-ing perfect
could I have parried? could you have parried? could he have parried? could we have parried? could you have parried? could they have parried?	could I have been parrying? could you have been parrying? could he have been parrying? could we have been parrying? could you have been parrying? could they have been parrying?

Interro-negative form

Simple form	V-ing form
couldn't I parry? couldn't you parry? couldn't he parry? couldn't we parry? couldn't you parry? couldn't they parry?	couldn't I be parrying? couldn't you be parrying? couldn't he be parrying? couldn't we be parrying? couldn't you be parrying? couldn't they be parrying?
Perfect	V-ing perfect
couldn't I have parried? couldn't you have parried? couldn't he have parried? couldn't we have parried? couldn't you have parried? couldn't they have parried?	couldn't I have been parrying? couldn't you have been parrying? couldn't he have been parrying? couldn't we have been parrying? couldn't you have been parrying? couldn't they have been parrying?