Answer: A) Were; had called.
Explanation for this question is being written.
Answer: B) Opened, were doing, was reading.
Answer: D) He makes his snack.
Answer: B) Had ended-celebrated.
Answer: A) The sisters, when they had entered the kitchen, began to wash the dirty cups.
Answer: A) Finished, had accumulated.
Answer: B) Read/had finished.
Answer: B) Left/had cleaned.
Answer: A) Opened / realized.
Answer: B) Packed / was having.
Answer: A) Could, had started.
Answer: C) Was watching / called.
Answer: A) Had been ringing / was / opened.
Answer: B) Moved/had lived.
Answer: B) Became / had been working.
Answer: B) Had finished / went.
Answer: B) Turned/ heard.
Answer: B) Had / was driving.
Answer: A) Had kept, found.
Answer: B) Arrived, had started.
Answer: B) Had already received.
Answer: D) Stopped/hasn't worked.
Answer: B) Got/ walked/ realized/ had left.
Answer: D) D
Answer: C) Forced, had asked.
Answer: E) Arrived / was having.
Answer: B) Was started/ had buckled.
Answer: A) Ate, had made.
Answer: B) Incorrect
Answer: A) Stayed/ rode/ had borrowed.
Answer: C) When John arrived, we were having coffee.
Answer: B) Met, were jogging.
Answer: B) I had lost the adress.
Answer: B) Notified, had arrived.
Answer: A) Had done, went.
Answer: D) Started, was walking, called, wasn't wearing, didn't have.
Answer: B) False
Answer: B) Was doing.
Answer: D) Hadn't written.
Answer: A) He hadn't met me before so he introduced himself.
Answer: B) Was/had started.
Answer: C) Looked / saw / was writing.
Answer: A) When I arrived at the bus stop, the bus had left.
Answer: A) Paint, will have.