Answer: B) Had gone.
Explanation for this question is being written.
Answer: A) Had told.
Answer: B) Had sought.
Answer: C) Had
Answer: B) Had finished.
Answer: D) Hadn't seen.
Answer: B) Hadn't gotten the job.
Answer: D) Had worked.
Answer: B) Had-found
Answer: D) Hadn't been brought.
Answer: C) Had promised.
Answer: C) Had done.
Answer: B) Had eaten.
Answer: C) When they had arrived at the city, the citizens rejoiced.
Answer: B) Had started.
Answer: B) Had / broken.
Answer: B) Would have.
Answer: D) Had woken.
Answer: D) Had had.
Answer: B) She'd given birth.
Answer: B) Had just finished.
Answer: D) Had had-went.
Answer: C) Had eaten.
Answer: A) Had it cut.
Answer: C) Had + past participle.
Answer: B) Past perfect.
Answer: C) Had begun / came.
Answer: C) Had cleaned.
Answer: B) I hadn't done any extra studying.
Answer: C) Had received.
Answer: C) Had forgotten.
Answer: B) Had/ attended.
Answer: B) Had arrived.
Answer: C) Had not rained.
Answer: A) Had gone.
Answer: D) Had
Answer: D) Had smoked.
Answer: B) Had left.
Answer: B) To talk about actions that were completed before another action in the past.
Answer: C) Had seen.
Answer: B) Yes, I had.
Answer: C) Had fallen.
Answer: C) Had had.
Answer: A) Past perfect.
Answer: B) Had been.
Answer: C) Had / fallen.
Answer: B) Had a robotic company install.
Answer: C) Had been trained.
Answer: B) Had run.
Answer: A) Had worked.
Answer: C) Hadn't brought.
Answer: D) Had completed.
Answer: C) Had had breakfast.
Answer: D) Past perfect.
Answer: B) Had heard.
Answer: C) Had you.
Answer: D) Had eaten.
Answer: A) HADN'T EATEN.