Answer: B) Knew, had told.
Explanation for this question is being written.
Answer: A) Broke
Answer: B) I had been bored all day.
Answer: D) Had had/went.
Answer: A) Had implemented.
Answer: C) Got had already started.
Answer: A) They had cleaned the house.
Answer: D) Went, had eaten.
Answer: B) Told / had called.
Answer: A) Had studied, went.
Answer: D) Would have forgiven.
Answer: D) Moved
Answer: B) Incorrect
Answer: B) Came / had done.
Answer: B) Past Perfect.
Answer: A) She had studied for her exam when her mother came in.
Answer: A) Arrived, had gone.
Answer: A) I started driving.
Answer: C) Had been/was.
Answer: B) Had already heard.
Answer: B) Had / started.
Answer: C) The past perfect tense indicates that one action occurred before another action in the past.
Answer: A) Went
Answer: B) Attended, had packed.
Answer: B) Invited / had already made.
Answer: B) Had read, watched.
Answer: C) Had changed.
Answer: B) Past perfect.
Answer: B) Had paid / Delivered.
Answer: C) Had realized-told.
Answer: A) Came, had left.
Answer: A) Had eaten / came.
Answer: A) Returned
Answer: B) Learned-has played.
Answer: C) Didn't work / hadn't charged.
Answer: C) Didn't know / had stopped.
Answer: B) Got
Answer: A) Last Tuesday.
Answer: B) Had already made / arrived.
Answer: A) Arrived
Answer: A) We'd been waiting for our friend.
Answer: A) She had finished her work and has gone home.
Answer: A) Told
Answer: B) Would not have missed.
Answer: A) Had saved / would have traveled.
Answer: A) He bought the new video game after he had saved his money.
Answer: A) Took / had read.
Answer: C) Was / had.
Answer: B) Did not meet/had met.
Answer: B) Had played, took.
Answer: B) Had written.
Answer: B) Finished, had come.
Answer: A) 1. went2. offered.
Answer: D) Arrived-had forgotten.
Answer: B) Remembered/had known.
Answer: A) Had taken, brought.
Answer: D) Remembered, had forgotten.
Answer: C) Past perfect.
Answer: A) Had finished.
Answer: A) True
Answer: A) Had arrived.