English verb conjugation
COULD BRISTLE

Regular verb: bristle - bristled - bristled

Affirmation

Simple form	V-ing form
I could bristle you could bristle she could bristle we could bristle you could bristle they could bristle	I could be bristling you could be bristling she could be bristling we could be bristling you could be bristling they could be bristling
Perfect	V-ing perfect
I could have bristled you could have bristled she could have bristled we could have bristled you could have bristled they could have bristled	I could have been bristling you could have been bristling she could have been bristling we could have been bristling you could have been bristling they could have been bristling

Negation

Simple form	V-ing form
I could not bristle you could not bristle she could not bristle we could not bristle you could not bristle they could not bristle	I could not be bristling you could not be bristling she could not be bristling we could not be bristling you could not be bristling they could not be bristling
Perfect	V-ing perfect
I could not have bristled you could not have bristled she could not have bristled we could not have bristled you could not have bristled they could not have bristled	I could not have been bristling you could not have been bristling she could not have been bristling we could not have been bristling you could not have been bristling they could not have been bristling

Interrogative form

Simple form	V-ing form
could I bristle? could you bristle? could she bristle? could we bristle? could you bristle? could they bristle?	could I be bristling? could you be bristling? could she be bristling? could we be bristling? could you be bristling? could they be bristling?
Perfect	V-ing perfect
could I have bristled? could you have bristled? could she have bristled? could we have bristled? could you have bristled? could they have bristled?	could I have been bristling? could you have been bristling? could she have been bristling? could we have been bristling? could you have been bristling? could they have been bristling?

Interro-negative form

Simple form	V-ing form
could I not bristle? could you not bristle? could she not bristle? could we not bristle? could you not bristle? could they not bristle?	could I not be bristling? could you not be bristling? could she not be bristling? could we not be bristling? could you not be bristling? could they not be bristling?
Perfect	V-ing perfect
could I not have bristled? could you not have bristled? could she not have bristled? could we not have bristled? could you not have bristled? could they not have bristled?	could I not have been bristling? could you not have been bristling? could she not have been bristling? could we not have been bristling? could you not have been bristling? could they not have been bristling?