English verb conjugation
COULD REPAIR

Regular verb: repair - repaired - repaired

Affirmation

Simple form	V-ing form
I could repair you could repair he could repair we could repair you could repair they could repair	I could be repairing you could be repairing he could be repairing we could be repairing you could be repairing they could be repairing
Perfect	V-ing perfect
I could have repaired you could have repaired he could have repaired we could have repaired you could have repaired they could have repaired	I could have been repairing you could have been repairing he could have been repairing we could have been repairing you could have been repairing they could have been repairing

Negation

Simple form	V-ing form
I could not repair you could not repair he could not repair we could not repair you could not repair they could not repair	I could not be repairing you could not be repairing he could not be repairing we could not be repairing you could not be repairing they could not be repairing
Perfect	V-ing perfect
I could not have repaired you could not have repaired he could not have repaired we could not have repaired you could not have repaired they could not have repaired	I could not have been repairing you could not have been repairing he could not have been repairing we could not have been repairing you could not have been repairing they could not have been repairing

Interrogative form

Simple form	V-ing form
could I repair? could you repair? could he repair? could we repair? could you repair? could they repair?	could I be repairing? could you be repairing? could he be repairing? could we be repairing? could you be repairing? could they be repairing?
Perfect	V-ing perfect
could I have repaired? could you have repaired? could he have repaired? could we have repaired? could you have repaired? could they have repaired?	could I have been repairing? could you have been repairing? could he have been repairing? could we have been repairing? could you have been repairing? could they have been repairing?

Interro-negative form

Simple form	V-ing form
could I not repair? could you not repair? could he not repair? could we not repair? could you not repair? could they not repair?	could I not be repairing? could you not be repairing? could he not be repairing? could we not be repairing? could you not be repairing? could they not be repairing?
Perfect	V-ing perfect
could I not have repaired? could you not have repaired? could he not have repaired? could we not have repaired? could you not have repaired? could they not have repaired?	could I not have been repairing? could you not have been repairing? could he not have been repairing? could we not have been repairing? could you not have been repairing? could they not have been repairing?