Answer: B) Had not been.
Explanation for this question is being written.
Answer: A) Hadn't met.
Answer: D) Hadn't thought.
Answer: B) Had not visited.
Answer: D) She hadn't watered them.
Answer: D) Had not promised.
Answer: D) Hadn't entered.
Answer: A) Had never seen.
Answer: A) Hadn't found.
Answer: B) Had left.
Answer: D) Hadn't turned off.
Answer: A) Hadn't been.
Answer: A) Had gone.
Answer: C) Hadn't put.
Answer: B) Hadn't fixed.
Answer: B) Had not eaten.
Answer: A) No, I had never been to your house.
Answer: C) They hadn't seen the movie before.
Answer: C) Hadn't met.
Answer: C) Hadn't started.
Answer: D) Failed / hadn't studied.
Answer: A) Hadn't been eaten.
Answer: B) Had never been.
Answer: C) Had not played.
Answer: B) Had not met.
Answer: A) Had not flown.
Answer: E) Hadn't really said.
Answer: D) Had not know.
Answer: C) Hadn't/had not done.
Answer: A) Wasn't/ had just eaten.
Answer: A) Had not had.
Answer: A) Hadn't finished.
Answer: B) They had not completed the project before the deadline.
Answer: A) Hadn't done.
Answer: B) Hadn't known.
Answer: A) Had seen.
Answer: C) Hadn't been.
Answer: C) Hadn't seen.
Answer: C) Had not spent.
Answer: A) Had
Answer: A) Not
Answer: B) Hadn't told.
Answer: B) Had never thought.
Answer: C) Hadn't done.
Answer: B) Hadn't seen.
Answer: B) We had not taken.
Answer: B) Hadn't travelled.
Answer: A) Hadn't played.
Answer: A) Had not seen.
Answer: C) Had not decided.
Answer: C) Hadn't wanted.
Answer: D) Hadn't heard.
Answer: B) Had not arrived.
Answer: C) Had not been booked.
Answer: B) Hadn't passed.
Answer: A) Hadn't brought.
Answer: D) Hadn't done.
Answer: C) Had not returned.