Answer: A) I could have taken the bus to work yesterday, but I decided to walk.
Explanation for this question is being written.
Answer: A) Couldn't have been.
Answer: B) Could
Answer: B) Could have been.
Answer: D) Couldn't have arrived.
Answer: C) A past event that was possible but didn't happen.
Answer: A) Couldn't have gotten.
Answer: E) Could
Answer: B) To express possibility.
Answer: C) Could have been.
Answer: C) She could have practiced more.
Answer: D) Could have.
Answer: D) To share the things we could have done differently.
Answer: B) A past event that is uncertain.
Answer: C) Could have left.
Answer: C) Could have won-hadn't hurt.
Answer: A) She could have gone to the party if she had known about it.
Answer: A) Could have become.
Answer: B) Were
Answer: C) Would have been.
Answer: A) Couldn't have stolen.
Answer: A) Speculating about a past event.
Answer: B) FALSE
Answer: B) Can't have been.
Answer: C) Ho potuto.
Answer: C) It could have been the cat.
Answer: A) Could've gone.