English verb conjugation
COULD CROSSBREED

Irregular verb: crossbreed - crossbred - crossbred

Affirmation

Simple form	V-ing form
I could crossbreed you could crossbreed she could crossbreed we could crossbreed you could crossbreed they could crossbreed	I could be crossbreeding you could be crossbreeding she 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 she 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 she 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 couldn't crossbreed you couldn't crossbreed she couldn't crossbreed we couldn't crossbreed you couldn't crossbreed they couldn't crossbreed	I couldn't be crossbreeding you couldn't be crossbreeding she couldn't be crossbreeding we couldn't be crossbreeding you couldn't be crossbreeding they couldn't be crossbreeding
Perfect	V-ing perfect
I couldn't have crossbred you couldn't have crossbred she couldn't have crossbred we couldn't have crossbred you couldn't have crossbred they couldn't have crossbred	I couldn't have been crossbreeding you couldn't have been crossbreeding she couldn't have been crossbreeding we couldn't have been crossbreeding you couldn't have been crossbreeding they couldn't have been crossbreeding

Interrogative form

Simple form	V-ing form
could I crossbreed? could you crossbreed? could she crossbreed? could we crossbreed? could you crossbreed? could they crossbreed?	could I be crossbreeding? could you be crossbreeding? could she 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 she 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 she 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
couldn't I crossbreed? couldn't you crossbreed? couldn't she crossbreed? couldn't we crossbreed? couldn't you crossbreed? couldn't they crossbreed?	couldn't I be crossbreeding? couldn't you be crossbreeding? couldn't she be crossbreeding? couldn't we be crossbreeding? couldn't you be crossbreeding? couldn't they be crossbreeding?
Perfect	V-ing perfect
couldn't I have crossbred? couldn't you have crossbred? couldn't she have crossbred? couldn't we have crossbred? couldn't you have crossbred? couldn't they have crossbred?	couldn't I have been crossbreeding? couldn't you have been crossbreeding? couldn't she have been crossbreeding? couldn't we have been crossbreeding? couldn't you have been crossbreeding? couldn't they have been crossbreeding?