Answer: C) Had it begun.
Explanation for this question is being written.
Answer: D) Had taken.
Answer: C) Had
Answer: B) Hadn't got.
Answer: B) Past perfect.
Answer: B) Had been prepared.
Answer: A) Past perfect.
Answer: A) Had
Answer: C) 10 years.
Answer: A) Had ended.
Answer: C) Had been.
Answer: A) Invested
Answer: C) To talk about the "earlier past".
Answer: A) True
Answer: A) Had seen, saw.
Answer: C) Had lived.
Answer: C) Had moved.
Answer: D) Past Perfect question.
Answer: B) Become
Answer: C) Perfect
Answer: D) An action before another action in the past.
Answer: A) Had finished.
Answer: D) D
Answer: B) Had gone.
Answer: C) Had started.
Answer: A) SUB+HAD+V3+OBJ
Answer: C) Hadn't realised.
Answer: B) Had finished.
Answer: B) Had worked.
Answer: D) Hadn't seen.
Answer: B) Past perfect tense.
Answer: C) Hadn't seen.
Answer: A) Was / did you see.
Answer: D) Had been.
Answer: A) Had eaten.
Answer: D) Had eaten.
Answer: C) Had waited.
Answer: C) My little brother had tried to make a cake.
Answer: D) Had attacked.
Answer: B) Had eaten.
Answer: B) Had
Answer: D) Had done.
Answer: D) Past perfect.
Answer: B) True
Answer: C) Hadn't stayed up.
Answer: C) Had eaten.
Answer: C) Prepared
Answer: C) Had written.
Answer: C) Had known.
Answer: D) Had already had.
Answer: C) Had saved.
Answer: B) Had already left.
Answer: D) Had studied.
Answer: C) Had practiced.
Answer: D) Had known.
Answer: C) Had finished.
Answer: B) Had been.