English verb conjugation
COULD CROSSBREED

Irregular verb: crossbreed - crossbred - crossbred

Affirmation

Simple form	V-ing form
I could crossbreed you could crossbreed he could crossbreed we could crossbreed you could crossbreed they could crossbreed	I could be crossbreeding you could be crossbreeding he could be crossbreeding we could be crossbreeding you could be crossbreeding they could be crossbreeding
Perfect	V-ing perfect
I could have crossbred you could have crossbred he could have crossbred we could have crossbred you could have crossbred they could have crossbred	I could have been crossbreeding you could have been crossbreeding he could have been crossbreeding we could have been crossbreeding you could have been crossbreeding they could have been crossbreeding

Negation

Simple form	V-ing form
I could not crossbreed you could not crossbreed he could not crossbreed we could not crossbreed you could not crossbreed they could not crossbreed	I could not be crossbreeding you could not be crossbreeding he could not be crossbreeding we could not be crossbreeding you could not be crossbreeding they could not be crossbreeding
Perfect	V-ing perfect
I could not have crossbred you could not have crossbred he could not have crossbred we could not have crossbred you could not have crossbred they could not have crossbred	I could not have been crossbreeding you could not have been crossbreeding he could not have been crossbreeding we could not have been crossbreeding you could not have been crossbreeding they could not have been crossbreeding

Interrogative form

Simple form	V-ing form
could I crossbreed? could you crossbreed? could he crossbreed? could we crossbreed? could you crossbreed? could they crossbreed?	could I be crossbreeding? could you be crossbreeding? could he be crossbreeding? could we be crossbreeding? could you be crossbreeding? could they be crossbreeding?
Perfect	V-ing perfect
could I have crossbred? could you have crossbred? could he have crossbred? could we have crossbred? could you have crossbred? could they have crossbred?	could I have been crossbreeding? could you have been crossbreeding? could he have been crossbreeding? could we have been crossbreeding? could you have been crossbreeding? could they have been crossbreeding?

Interro-negative form

Simple form	V-ing form
could I not crossbreed? could you not crossbreed? could he not crossbreed? could we not crossbreed? could you not crossbreed? could they not crossbreed?	could I not be crossbreeding? could you not be crossbreeding? could he not be crossbreeding? could we not be crossbreeding? could you not be crossbreeding? could they not be crossbreeding?
Perfect	V-ing perfect
could I not have crossbred? could you not have crossbred? could he not have crossbred? could we not have crossbred? could you not have crossbred? could they not have crossbred?	could I not have been crossbreeding? could you not have been crossbreeding? could he not have been crossbreeding? could we not have been crossbreeding? could you not have been crossbreeding? could they not have been crossbreeding?