English verb conjugation
COULD BALANCE

Regular verb: balance - balanced - balanced

Affirmation

Simple form	V-ing form
I could balance you could balance she could balance we could balance you could balance they could balance	I could be balancing you could be balancing she could be balancing we could be balancing you could be balancing they could be balancing
Perfect	V-ing perfect
I could have balanced you could have balanced she could have balanced we could have balanced you could have balanced they could have balanced	I could have been balancing you could have been balancing she could have been balancing we could have been balancing you could have been balancing they could have been balancing

Negation

Simple form	V-ing form
I couldn't balance you couldn't balance she couldn't balance we couldn't balance you couldn't balance they couldn't balance	I couldn't be balancing you couldn't be balancing she couldn't be balancing we couldn't be balancing you couldn't be balancing they couldn't be balancing
Perfect	V-ing perfect
I couldn't have balanced you couldn't have balanced she couldn't have balanced we couldn't have balanced you couldn't have balanced they couldn't have balanced	I couldn't have been balancing you couldn't have been balancing she couldn't have been balancing we couldn't have been balancing you couldn't have been balancing they couldn't have been balancing

Interrogative form

Simple form	V-ing form
could I balance? could you balance? could she balance? could we balance? could you balance? could they balance?	could I be balancing? could you be balancing? could she be balancing? could we be balancing? could you be balancing? could they be balancing?
Perfect	V-ing perfect
could I have balanced? could you have balanced? could she have balanced? could we have balanced? could you have balanced? could they have balanced?	could I have been balancing? could you have been balancing? could she have been balancing? could we have been balancing? could you have been balancing? could they have been balancing?

Interro-negative form

Simple form	V-ing form
couldn't I balance? couldn't you balance? couldn't she balance? couldn't we balance? couldn't you balance? couldn't they balance?	couldn't I be balancing? couldn't you be balancing? couldn't she be balancing? couldn't we be balancing? couldn't you be balancing? couldn't they be balancing?
Perfect	V-ing perfect
couldn't I have balanced? couldn't you have balanced? couldn't she have balanced? couldn't we have balanced? couldn't you have balanced? couldn't they have balanced?	couldn't I have been balancing? couldn't you have been balancing? couldn't she have been balancing? couldn't we have been balancing? couldn't you have been balancing? couldn't they have been balancing?